Military Engineer Services Tender
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Military Engineer Services - MES Tender
Building Construction
Eprocure
Opening Date5 Sep 2024
Closing Date30 Sep 2024
Tender Amount₹ 82,37,00,000
Costs
EMD
₹ 15,00,000Document Cost
₹ 3,000Tender Fee
Refer Documents
Summary
Provision Of Infrastructure For Certain Technical Buildings At Visakhapatnam Part
Description
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Contact
Tender Id
2024_MES_657062_2Bid Award Id
ViewTender No
85431Tender Authority
Military Engineer Services ViewPurchaser Address
-Website
http://http://mes.gov.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Documents
Tender Pages including Schedules Part-2
Tender Pages including Schedules Part-1
BOQ Items
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Construction of Storage Accommodation at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure in two floors, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/windows with deco grill etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, schedule of finishes for external and internal surfaces, false ceiling as indicated on drawing etc. complete all as specified and as shown on drawings and as directed by the Engineer-in-Charge.
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Construction of Storage House at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure in two floors, RCC M-40 for foundation and M-30 grade concrete for suspended floor, beams, columns, chajja, roof slabs and all RCC members, super structure, PEB roof structure for rear storage shed, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum windows with deco grill etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, rolling shutters, collapsible gates, stainless steel hand railing, schedule of finishes for external and internal surfaces, false ceiling as indicated on drawing etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of RCC Shed for Utility Area at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground Floor, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/windows with deco grill etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, rolling shutters, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of Air Logistic Complex (Double Storied) at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure in two floors, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/windows with deco grill etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, stainless steel hand railing, schedule of finishes for external and internal surfaces, false ceiling as indicated on drawing etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of AC Plant Room with AHU Room & Control Room for Magazine 1 & 2 at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground Floor, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/windows with deco grill etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, rolling shutters, schedule of finishes for external and internal surfaces, false ceiling as indicated on drawing etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of AC Plant Room with AHU Room for Storage Accommodation at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground Floor, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/ windows with deco grill, sanitarty fittings etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, rolling shutters, collapsible gates, schedule of finishes for external and internal surfaces, false ceiling as indicated on drawing etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of Open Car Garage for 10 Cars at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure, RCC M-40 for foundation and M-30 grade concrete beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement etc. including construction of platform, hardstanding and ramp, PCC plinth protection, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of Open Parking for 30 Scooters at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure, RCC M-40 for foundation and M-30 grade concrete beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
1
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Construction of Substation Building at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground floor, RCC M-40 for foundation and M-30 grade concrete for suspended floor, beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum windows with deco grill etc. and including construction of platform, PCC plinth protection and ramp, rolling shutters, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
1
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Construction of Substation Building at (MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground floor, RCC M-40 for foundation and M-30 grade concrete for suspended floor, beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement , powder coated aluminum windows with deco grill etc. and including construction of platform, PCC plinth protection and ramp, rolling shutters, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Construction of Fire Fighting Pump House at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground Floor, RCC M-40 for foundation and M-30 grade concrete for beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum doors/windows with deco grill, rolling shutters, sanitarty fittings etc. and including construction of platform, hardstanding and ramp, PCC plinth protection, rolling shutters, schedule of finishes for external and internal surfaces etc. complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
2
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Construction of Fire Fighting Pump House at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure in Ground Floor, RCC M-40 for foundation and M-30 grade concrete for suspended floor, beams, columns, chajja, roof slabs and all RCC members, super structure, fly ash brick masonry, RCC roof with slope 1:30 provided with water proofing treatement, powder coated aluminum windows with deco grill etc. and including construction of platform, PCC plinth protection and ramp, rolling shutters, schedule of finishes for external and internal surfaces complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
1
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Construction of Static Water Tank of 2,25,000 Litres Capacity at NAD (V) including suitable RCC foundation with permanent specifications, RCC framed structure, RCC M-40 for foundation, beams, columns, walls, roof slabs and all RCC members, RCC roof with slope 1:30 provided with water proofing treatement etc. and including construction of platform, PCC plinth protection and ramp, schedule of finishes for external and internal surfaces complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
2
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Construction of Static Water Tank of 2,25,000 Litres Capacity at MO (V) including suitable RCC foundation with permanent specifications, RCC framed structure, RCC M-40 for foundation, beams, columns, walls, roof slabs and all RCC members, RCC roof with slope 1:30 provided with water proofing treatement etc. and including construction of platform, PCC plinth protection and ramp, schedule of finishes for external and internal surfaces complete all as specified and shown on drawings and as directed by the Engineer-in-Charge.
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Notes for Item Nos.1.02 to 1.16:
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(i) The contractor shall be responsible for Design of Foundation and all RCC members from qualified Architects/Designers as per CA Conditions and approved by Accepting Officers duly vetted by any of the IITs /Andhra University as provided in the Contract Agreement.
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(ii) The architectural drawings enclosed with contract documents are the guidance for designing the structural members. The Plinth Area shall remain same and any minor changes which are technically/functionally required as per user requirement at ground shall be executed by the contractor without any extra cost.
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(iii) Cost of any raising of ground/cutting required for fixing MGL and raising of plinth level, the cost of earth work with all connecting works (RCC/Masonry and finishes) as directed shall be deemed to be included in the quoted rate.
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(iv) Construction of buildings and structures under this schedule shall be commenced on completion of area development. Excavation of foundation shall be reckoned from made up ground level (MGL) as indicated in structural drawings.
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(v) Earth work, excavation, returning filling in, disposal of surplus soil to a distance as specified, filling under floors with reference to MGL as shown in the drawings for building portion is deemed to be included in the scope of lump sum quoted against these items.
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(vi) Cutting/filling between MGL & NGL (Natural Ground Level) shall be measured and paid separately under Schedule 'A' Part-II.
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(vii) For magazine building the surrounding structures such as VIFT wall, earthen bunds, platforms, ramps, area drainage as required at site shall be deemed to be included in the quoted rate.
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(viii) For store houses etc. the cost of item shall deemed to include the facilities required for provision of cranes, RCC lift well, machine room etc. as required by the manufacturers of lift, crane and all civil works required for installation of all equipment as shown on drawings.
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(ix) The external finishes for buildings and structures, type of turfing on earthen bunds approaches shall be provided all as directed and the quoted rate shall be deemed to be included the above provisions including any technical and functional requirement all as directed.
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(x) Internal water supply & internal electric supply are not inclusive of this item and will be measured and paid for under relevant schedules.
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(xi) The contractor shall facilitate the Third Party Inspection Team appointed by the Accepting Officer.
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SCHEDULE 'A' PART-II to SCHEDULE 'A' PART-XI:
Note: Schedule 'A' Part-II to Part-XI are prepriced by MES. Bidders shall insert their lump sum amount in green coloured field under Column 6 only.
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Lump Sum price worked out by the contractor for 'Site Clearance/Area Development/Earth Work/Excavation', as listed in Schedule 'A' Part-II.
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83011627.7
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Lump Sum price worked out by the contractor for 'Internal Water Supply', as listed in Schedule 'A' Part-III.
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124064.64
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Lump Sum price worked out by the contractor for 'Internal Electrification', as listed in Schedule 'A' Part-IV.
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728865.56
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Lump Sum price worked out by the contractor for 'External Water Supply', as listed in Schedule 'A' Part-V.
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838594.56
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Lump Sum price worked out by the contractor for 'External Electrification', as listed in Schedule 'A' Part-VI.
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5876239.19
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Lump Sum price worked out by the contractor for 'Area Drainage', as listed in Schedule 'A' Part-VII.
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4817179.39
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Lump Sum price worked out by the contractor for 'Sewage Disposal', as listed in Schedule 'A' Part-VIII.
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1139618.23
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Lump Sum price worked out by the contractor for 'Road/Path/Culvert', as listed in Schedule 'A' Part-IX.
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15557230.49
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Lump Sum price worked out by the contractor for 'Lightening Protection', as listed in Schedule 'A' Part-X.
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47072
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Lump Sum price worked out by the contractor for 'Fire Fighting', as listed in Schedule 'A' Part-XI.
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6981049.31
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SCHEDULE 'A' PART-XII: (MISCELLANEOUS ITEMS):
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INTERNAL WATER SUPPLY:
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S&F health faucet 15mm dia., mild steel chromium plated, ABS rubbit cleaning system, with 1.25m long PVC flexible tube and ABS wall hook complete all as specified and as directed by the Engineer-in-Charge.
12
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INTERNAL ELECTRIFICATION:
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Point wiring with two runs of 1.5 Sq.mm. FRLS PVC insulated unsheathed copper conductor multi stranded 1100 Volts grade, ISI marking drawn through and including non metallic PVC rigid concealed conduit and conduit accessories medium grade, ISI marked, including modular metal flush box with and including modular white cover plate with frame for mounting modular switches/sockets/fan regulators etc. including one run of 1.5 Sq.mm. PVC insulated unsheathed copper cable for earth continuity, connected to earth dolly, for One light/bell point controlled by one no. one way switch or One fan (ceiling fan/exhaust fan/wall mounted) point controlled by one switch or one 3 pin socket outlet 5 Amps on independent board on independent board complete all as specified and as directed by the Engineer-in-Charge.
841
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All as per item No.36 here-in-before but for One light/fan point controlled by two nos. two way switches on independent board.
8
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All as per item No.36 here-in-before but for one 3 pin socket outlet 15 Amps on independent board with two runs of 4 Sq.mm. FRLS PVC wire and one run of 4 Sq.mm. copper cable for earth continuity.
129
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 1.5 Sq.mm. cable and one run of 1.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
150
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 2.5 Sq.mm. cable and one run of 2.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
420
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 4 Sq.mm. cable and one run of 4 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
415
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 6 Sq.mm. cable and one run of 6 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
375
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 10 Sq.mm. cable and one run of 10 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
Note for Item Nos.39 to 43: Two runs of cable, one run of earth wire and one run of conduit will be measured as one unit.
110
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S&F concealed in wall MCB DB double door TPN 4 way sheet phospetised powder painted with 200 Amps rated bus bar 415 Volts neutral link, IP 43 protection including provision for fixing MCCB 4- Pole as incomer and outgoing circuit MCB SP/TP, double door flush mounting type complete all as spcified and as directed by the Engineer-in-Charge.
8
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S&F energy efficient LED tube light fitting (Mirror Optic) with tube 2x20 Watt, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.0 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
199
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S&F energy efficient LED tube light fitting (box type) with tube 40 Watt, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.0 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
25
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S&F energy efficient LED tube light fitting (Mirror optic) with tube 20 Watt, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.0 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
140
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S&F LED building security light fitting 36 Watt, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, new generation energy saving & environmental frindly long life made up of pressure die cast aluminium housing with high efficient LED as lighting source and lens embedded PC cover having bottom opening seperate driver compartment with IP 66 protection pre-wired with 1.0 Sq.mm. copper conductor cable up to connector including 1.5m long GI tubing light grade 32mm dia., bend to shape for fixing on wall/pole with suitable MS brackets nuts and bolts etc. complete all as specified and as directed by the Engineer-in-Charge.
80
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S&F energy efficient LED suspended light fitting (Mirror optic) with 90 Watt LED light including all holding mechanisam in floor/walls, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.5 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
44
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S&F energy efficient LED recessmount light fitting 10 Watt LED down light including all holding mechanisam in floor/walls, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.0 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
53
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S&F energy efficient LED recessmount light fitting with 20 Watt LED down light including all holding mechanisam in floor/walls, 240 Volts, 50 Hz, luminous efficiency 100 Lumen per Watt, CRI80, PF0.9, surface mounted, decorative ultra slim square profile LED lighting fixture etc. with extruded polycarbonate environmental friendly, energy efficient ready to use pack complete with mounting bracket etc. including connecting up with 1.0 Sq.mm. 3 core flexible copper conductor cable complete all as specified and as directed by the Engineer-in-Charge.
149
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S&F BLDC ceiling fan with necessary copper wiring complete with blades, down rods, and accessories, 230 Volts, 1200mm sweep, minimum air delivery 210 CFM with service value 6.0 BEE five star rated with brushless direct current motor (BLDC) with and including flexible copper wire 1 Sq.mm. form ceiling rose to connector of ceiling fan complete all as specified and as directed complete all as specified and as directed by the Engineer-in-Charge.
80
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S&F exhaust fan made out of sturdy engineering plastic complete with louvers shutter, 230 Volt, 50 Hz, 1200 RPM copper winding of sweep 300mm, fixed on wall including making opening, fixing and making good the distrubed surfaces etc complete with and inclussive of making necessary electric connection from ceiling rose to fan through 1 Sq.mm. twin core flexible wire complete all as specified and as directed by the Engineer-in-Charge.
24
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M&L earthing complete with Galvanised Steel earth plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to GI wire 4mm dia. by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in soft/loose soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
34
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EXTERNAL WATER SUPPLY:
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M&L laying of ductile iron pipe 200mm dia. with spigot and socket end centrifugally (spun) cast class K-9 conforming to IS-8329 including provision of specials, such as tees, elbows, bends reducers, taper pieces (Quoted rates are inclusive of DI specials), including testing and commissioning complete all as specified and as directed by the Engineer-in-Charge.
1500
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M&L laying of ductile iron pipe 100mm dia. with spigot and socket end centrifugally (spun) cast class K-9 conforming to IS-8329 including provision of specials, such as tees, elbows, bends reducers, taper pieces (Quoted rates are inclusive of DI specials), including testing and commissioning complete all as specified and as directed by the Engineer-in-Charge.
100
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M&L brick masonry valve chamber of size 1000x1000x1000mm (Inner dimensions) comprising of 50mm thick PCC for valve including excavation and earth work in any type of soil and 200mm thick PCC 1:4:8 type D2 foundation, brick work in CM 1:6, plastring internal surface 15mm tick in CM 1:4, PCC 1:3:6 type C1 couping, 50x50x6mm angle iron, 3mm thick MS plate cover complete with locking arrangement painting to steel and iron surface with two coat of synthetic enamel paint over one coat of zinc chrome primer complete all as shown on drawing and as specified and as directed by the Engineer-in-Charge.
8
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S&F cast iron air release valves with two air outlets fittings such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) TEE pieces single branch, 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs up to 200 mm dia bore conforming to IS 14845 and fixing up in Cast Iron Water supply mains complete all as specified and as directed by the Engineer-in-Charge.
1
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S&F foot Valve, cast iron body, 100mm bore with flanged ends of any pattern with by pass arrangement and confirming to IS-4038, ISI marked including all Joints with rubber gasket and jointing materials, bolts, nuts, washer complete all as specified and as directed by the Engineer-in-Charge.
2
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Supply, install, testing and commissioning of centrifugal pump set, 30m head and 20 LPS discharge, capacity 20 HP with suitable induction motor 1450 RPM, 3 Phse AC supply complete with base, DOL starter and all accessories including all necessory electrical and water supply connections complete all as specified and as directed by the Engineer-in-Charge.
2
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Fabricate, supply, Install, test and commission LT panel, outdoor floor mounted made of 3.15mm thick, MS sheet front operated cubical type 3 phase, 4 wire AC 415V complete with 50x50x6mm angle iron frame work, ventilated side louvers, suitable aluminium links/conductor from bus bar, painting with one coat of red oxide primer and two coats of synthetic enamel paint complete comprising of the following complete all as specified and as directed by the Engineer-in-Charge. (i) 200 Amps copper bus bar for phases and neutral.
(ii) Intelligent Panel Meter-01 Set
(iii) Indicating lamps (Set of Three) -01 No.
(iv) MCCB 4 Pole 125 Amps 25 KA breaking capacity-1 No. (Incoming for Pump House)
(v) MCCB 4 Pole 63 Amps 16 KA breaking capacity-03 Nos. (01 No. for pumps & 2 Nos. Spares)
(vi) MCB, TPN 20 Amps-02 Nos. (For building & street light)
1
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in any type of soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
6
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
200
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M&L for cutting existing steel tubing 150mm dia. for alterations or additions necessarily done in position with out taking down and inserting 'TEE' of size 150x150x100mm for tapping ccomplete all as specified and as directed by the Engineer-in-Charge.
1
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EXTERNAL ELECTRIFICATION:
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Supply, install, testing and commissioning of outdoor type step down transformer 630 Amps, 11000 Volts/433 Volts (At no load), AC, 3 Phase, 50 Hz capacity, 400 KVA, core type double copper wound, oil immersed, naturally cooled, oil natural, air natural (ONAN) with external cooling fins, delta connected on primary side (HV) star connected on secondary side (LV) in accordance with vector symbol , Dyn 11 (Vector group) with neutral brought out on secondary side (LV side) and having tapping at +5% to -10% HV side (At 2.5% each step) to be changed by means of hand operated off load tap changer gear, including PCC platform of size 3mx2.5mx1.25m for installation of transformer including fencing and gate all as shown in TD drawings, conforming to IS-1180 Part-1: 2014 (Level -2) and BEE certified and shall comprises of the following complete all specified and as directed by the Engineer-in-Charge:
(a) Cable end box on HT side suitable for 300 Sq.mm. 3 core XLPE cable
(b) Cable end box on LV side suitable for 400/600 Sq.mm. 3½ core XLPE cable
(c) Oil conservator with filter type drain valve and oil level gauge
(d) Dehydrating breather with first fill dehydrating agent (silica gel)
(e) Explosive vent
(f) Oil temperature indicator with thermometer pocket on tank cover and winding temperature indicator with thermocouple 5 Amp (g) One no 100mm dia. dial type thermometer, vapour pressure type, having range 0-120 degree Celsius with metal guard having maximum perimeter reading, temperature indicator with resisting device for transformer
(h) Two earthing terminals on tank cover to facilitate fixing of 32x6mm size copper earth strip for earthing of neutral body.
(j) Rating plate and terminal making plate (k) Oil level gauge (l) Oil drain/filter valve
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(m) Lifting lugs (n) Oil filling hole with cap/plug with connecting plate complete (o) Air release valve plug
(p) Four plain solid cast steel de-attachable rollers
(q) Extra bushing for neutral, outside the LT cable box for providing independent earthing for neutral
(r) First filling of new and unused transformer oil IS:35/93 (4th revision), marked filtered and tested up to 40 KV dielectric strength at 2.5mm air gap between testing.
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Supply, install, testing and commissioning outdoor type step down transformer 11000 Volts/433 Volts (at no load), AC, 3 Phase, 50 Hz capacity, 500 KVA core type double copper wound, oil immersed, naturally cooled, oil natural, air natural (ONAN) with external cooling fins, delta connected on primary side (HV) star connected on secondary side (LV) in accordance with vector symbol, Dyn 11 (Vector group) with neutral brought out on secondary side (LV side) and having tapping at +5% to -10% HV side (At 2.5% each step) to be changed by means of hand operated off load tap changer gear, including PCC platform of size 3mx2.5mx1.25m for installation of transformer including fencing and gate all as shown in TD drawings, conforming to IS-1180 Part-1: 2014 (Level-2) and BEE certified and shall comprise of the following complete all specified and as directed by the Engineer-in-Charge:
(a) Cable end box on HT side suitable for 95 Sq.mm. 3 core XLPE cable
(b) Cable end box on LV side suitable for 240 Sq.mm. 3½ core XLPE cable
(c) Oil conservator with filter type drain valve and oil level gauge
(d) Dehyderating breather with first fill dehyderating agent (silica gel)
(e) Explosive vent
(f) Oil temperature indicator with thermometer pocket on tank cover and winding temperature indicator with thermocouple 5 Amp (g) One No. 100mm dia., dial type thermometer, vapour pressure type, having range 0-120 degree Celsius with metal guard having maximum perimeter reading, temperature indicator with resisting device for transformer
(h) Two earthing terminals on tank cover to facilitate fixing of 32x6mm copper earth strip for earthing of neutral body.
(j) Rating plate and terminal making plate (k) Oil level gauge (l) Oil drain/filter valve
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(m) Lifting lugs (n) Oil filling hole with cap/plug with connecting plate complete (o) Air release valve plug
(p) Four plain solid cast steel de-attachable rollers
(q) Extra bushing for neutral, outside the LT cable box for providing independent earthing for neutral
(r) First filling of new and unused transformer oil IS:35/93 (4th revision), marked filtered and tested up to 40 KV dielectric strength at 2.5mm air gap between testing
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Supply, install, testing and commissioning outdoor type 11 KV, 630 Amps, 25 K/1 Sec, outdoor type, both sides extensible, internal are 21 KA/1 Sec floor mounted with internal copper bus bars, SF6 Insulated, completely motorised, 3 Way RMU consisting of 2 Nos. 630 Amps LBS & 1 No. 630 Amps VCBs with SACADA compatible Overload and earth fault protection relay, with all live parts, bus bars of RMU enclosed in tank to avoid multiple interconnections & sealed for life robotically for three sides and one side manual welded stainless steel tank Grade 304 of minimum 2mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less than 0.1% per year tested as per IEC 62261-200 and with RMU complete with all accessories such as terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications for load break switch ON/OFF, manometer as per with IEC standards 62271-200 and RMU with GI enclosure (120/275 GSM) with RAL 7032 paint and dual coat where top coat (80-100 microns) as PP along with epoxy/polyester hybrid/epoxy zinc rich primer having neutral salt spray hours as per IS-9227 i.e. 1440, including testing the RMU for internal arc for 21 KA/1 sec cable & tank with AFLR classifications, provided the type test report to prove compliance to the internal arc fault IAC-AFLR as per IEC 62271-200 with No. of electrical operating cycles as 2000 and short circuit cycles as 50 and with RMU with Integrated bus connected metering cubicle consisting of MFM 0.5 class, PT, FRTU, CT rating 100-50/1A 5P10 including inbuilt battery along with battery charger and maintenance free batteries of capacity not less than 20 AH to give backup up to 05 hours with 10 open/close operations, complete all as specified and as directed by the engineer-in-Charge.
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Supply, installation and testing and commissioning of LT FPB made out of CRCA sheet 3mm thick outdoor Pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/ bolts etc. used are to be made of rust proof material including as per IS 8623 tinned copper bus bar with insulators suitable for three phase and four wire LT AC, 50 Hz, 415 Volts, 1200 Amps capacity complete with powder coating, necessary internal electric connection as required and provision of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) LT switch gear 440 Volts 3 phase, 4 wire 50 cycles, cubicle or truck type complete with air circuit breaker, with microprocessor release IPR -Electrical draw type 800 Amp, 100 KA , overload protection, no-volt release with necessary CTs, meter and cable boxes-01 No. for incoming
OUTGOING:
(i) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 500 Amps capacity 36 kA with adjustable type thermal and magnetic setting relays-02 Nos. for magazine No.2 (01 No. working and 01 No. standby)
(ii) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 200 Amps capacity 50 kA with adjustable type thermal and magnetic setting relays-01 No. for CAPACITOR BANK
(iii) MCCB 32 Amp, 10 kA, 3 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. (For RCC Building DB)
(iv) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. with all connected CTs (v) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, installation and testing and commissioning of LT FPB made out of CRCA sheet 3.15mm thick outdoor pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/bolts etc. used are to be made of rust proof material including as per IS 8623 tinned copper bus bar with insulators suitable for three phase and four wire LT AC, 50 Hz, 415 Volts, 800 Amps capacity complete with powder coating, necessary internal electric connection as required and provision of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 500 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-01 No. for Magazine-2 OUTGOING:
(i) MCCB, AC, 3 Phase ,415 Volts, 50 Hz, 3 Pole, 250 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-02 Nos. for Magazine No.2 (AC Plant) (01 No. working and 01 No. standby)
(ii) MCCB 32 Amp, 25 kA, 3 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-07 Nos. (For Crane 3 Ton capacity)
(iii) MCCB 32 Amp, 10 kA, 3 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. (For Magazine Building)
(iv) MCB TPN 32 Amp, 10 kA, 3 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. (for Street Light DB)
(v) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 250 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-02 Nos. (01 No. for Fire Fighting Pump House and 01 No. spare)
(vi) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. with all connected CTs (vii) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, installation and testing and commissioning of LT FPB made out of CRCA sheet 3mm thick indoor pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/bolts etc. used are to be made of rust proof material including as per IS 8623 tinned copper bus bar with insulators suitable for three phase and four wire LT AC, 50 Hz, 415 Volts, 1200 Amps capacity complete with powder coating, necessary internal electric connection as required and provision of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) LT switch gear 440 Volts, 3 Phase, 4 wire, 50 cycles, cubicle or truck type complete with air circuit breaker with microprocessor release IPR -E electrical draw type 800 Amp, 100 KA, overload protection, no-volt release with necessary CTs, meter and cable boxes of rating up to-01 No. for incoming
OUTGOING:
(i) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 500 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-02 Nos. for magazine (01 No. working and 01 No. standby)
(ii) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 200 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-01 No. for CAPACITOR BANK
(iii) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 pole, 250 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-02 Nos. (For Fire Fighting Pump House)
(iv) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 63 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-01 No. (For Store Office Accommodation)
(v) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. with all connected CTs (vi) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, installation and testing and commissioning of LT FPB made out of CRCA sheet 3mm thick indoor Pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of Switcher gear about termination of switch gear, and the nuts/bolts etc. used are to be made of rust proof material including as per IS 8623 tinned copper bus bar with insulators suitable for three phase and four wire LT, AC, 50 Hz, 415 Volts, 800 Amps capacity complete with powder coating, necessary internal electric connection as required and provision of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 500 Amps capacity, 36k A with adjustable type thermal and magnetic setting relays-01 No. for Magazine-1 OUTGOING:
(i) MCCB, AC, 3 Phase, 415 Volts, 50 Hz, 4 Pole, 250 Amps capacity, 36 kA with adjustable type thermal and magnetic setting relays-02 No. for magzine (AC Plant) (01 No. working and 01 No. standby)
(ii) MCCB 32 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-07 Nos. (For Crane 3 Ton capacity)
(iii) MCCB 32 Amp, 10 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 Nos. (For Building DB)
(iv) MCB TPN 32 Amp, 10 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. (For Street Light DB)
(v) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. with all connected CTs (vi) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, installation and testing and commissioning of LT panel (Main Incomer) made out of CRCA sheet 3.15mm thick indoor Pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/ bolts etc. used are to be made of rust proof material including as per IS: 8623 tinned aluminium bus bar with insulators suitable for three phase and four wire LT, AC, 50 Hz, 415 Volts, 1200 Amps capacity complete with powder coating, with synchroscope, voltmeter, frequency meters, load sharing relay and other accessories necessary internal electric connection as required, suitable change over switch comprising of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) ACB 800 Amp, 50 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes.
OUTGOING:
(i) MCCB 500 Amp, 50 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-02 Nos. for DG MCCB & spare
(ii) MCCB 200 Amp, 35 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for APEFC Panel
(iii) MCCB 100 Amp, 25 kA, 3 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for Logistic Building Ground floor & First DB
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(iv) MCCB 125 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-02 Nos. (01 No. Store House Building MIG Ground Floor/First Floor DB & 01 No. spare)
(v) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. (vi) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, installation and testing and commissioning of LT panel (distribution) out of CRCA sheet 3.15mm thick indoor pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of switcher gear about termination of switch gear, and the nuts/bolts etc. used are to be made of rust proof material including as per IS 8623 tinned aluminium bus bar with insulators suitable for three phase and four wire LT AC, 50 Hz, 415 Volts, 800 Amps capacity complete with powder coating, with synchroscope, voltmeter, frequency meters load sharing relay and other accessories necessary internal electric connection as required, comprising of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) MCCB 500 Amp, 50 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes OUTGOING:
(i) MCCB 63 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-06 Nos. for AC Safety Equipment DB, AC Parachute DB, AC Flying Clothing Store DB, Cargo Lift Panel Board, Crane 10 Ton Capacity Panel Board & 01 No. spare
(ii) MCCB 40 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for AC Tyer Bay DB
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(iii) MCCB 100 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for SRB & ABRS
(iv) MCCB 200 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for FIRE FIGHTING
(v) MCB TPN 25 Amp, 10 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for Street Light
(vi) MCCB 160 Amp, 25 kA, 4 Pole, thermal magnetic release, with adjustable type overload protection, short circuit protection, with necessary CTs, meters and cable boxes-01 No. for AC Plant
(vii) Intelligent Panel meter to measure voltage, current, frequency, power factor etc. (viii) LED indicating lamps with colour Red, Yellow, Blue-01 Set
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Supply, fixing, connecting, testing and commissioning of OEM manufactured APFC Panel (Automatic and manual operation) with 7% aluminium reactor of capacity 200 KVAR (Output) @ 440 Volts, AC interconnection with LT panel/transformer (Outdoor/Indoor) with appropriate size of electric power cable 1.1 KV, with the stage rating (5x10)+(2x25)+(2x50) KVAR, shall be fully type tested at an independent laboratory and shall comply with IEC 61439-1&2 and IEC 61921, IS-16636-2017, with the degree of protection of enclosure system of the APFC panel as min IP 54 (Outdoor) in accordance with IEC 60529, with the capacitor bank as internet of things (IoT) enabled and communicable/integrable with BMS, outdoor type confirming to IS 13341-1992 & IS 13440-1993, floor mounted design fabricated out of 14 SWG CRCA sheet treated through chemical with 8 tank process method of degreasing, derusting and phosphating powder coating (60-80 microns), painted in SIEMENS GREY (RAL 7032) shade powder coating paint, weather, dust and vermin proof suitable for humidity up to 95% and having four Nos. iron legs made of 50x50x6mm size 60cm long angle iron below frame with front door and side/back opening having locking arrangement prewired with copper conductor PVC insulated wire size 2.5 Sq.mm./extension strips and connected with suitable size thimbles & lugs, with the legs duly embedded in ground to the depth of 45cm in PCC 1:3:6 type C1 (Using 20mm graded stone aggregate), with the cable entry from the bottom, with transparent acrylic sheet/bakelite sheet for shrouding, with average daily temperature +35 degree Celsius maximum and ambient temperature -5 degree Celsius to 40 degree Celsius, with maximum altitude 2000m comprising of the following complete all as specified and as directed by the Engineer-in-Charge (The OEM 's specified cannot authorize any other partners/sub vendors to manufacture APFC panels on their behalf):
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The APFC panel manufactured by the OEM only will be accepted & factory acceptance test (FAT) shall be carried out at OEM's plant only):
(A) Insulated bus bar with colour coded heat shrinkable sleeves with SMC/DMC insulators pan assembly made from aluminium and rated of 1200 Amps capacity. The short circuit withstand capacity shall be 50KA/1 sec (Icw) for the main bus bar and the rated impulse withstand voltage shall be 6 KV. The panel shall have phase indication lamp for R/Y/B voltages 230 Volts, ON/OFF indication lamps for capacitor steps, push button start/stop for capacitors steps, digital power factor meter, auto/manual selector switch, on delay timer, CT 100/5 Amp (03 Nos.), CL-1.0, 10 VA resin cast/nylon case for metering complete all as specified and as directed. (B) The incomer of the APFC panel shall be a 200 Amp MCCB 3P 50KA TMD type with O/L & S/C protection, Ics=100% Icu, MCCB shall have standard extended rotary handle spreaders phase barrier MCCB shall be of certified design confirming to IEC 60947-1,2&3.
(C) PF Regulator/APFC Relay: Advanced Range PF Regulator/ microprocessor based APFC relay (VARPLUS LOGIC OF SCHNEIDER) having 5 steps with a LCD Display, Voltage Range: 90 V-550 V, 50 Hz/ 60 Hz, CT Input: 1 A/5 A with a built in RS 485 communication port. The PF regulator shall be of certified design confirming to IEC 61326.
(D) Accessories:
(D) (i) Capacitor Units: The capacitor unit shall be metalized polypropylene film with Zn/Al alloy for 480Volts. The capacitors shall be encapsulated in an aluminium can. The capacitor unit shall have a rated voltage of 480 Volts and shall have a maximum over current capacity of 2.5 In The capacitor unit shall have a built in 3 Phase over pressure protection and shall have discharge resistors (50 V in 1 min) factory fitted and shall be tamper proof.
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Capacitance Tolerance shall be from -5% to +10%. Maximum permissible over voltage 1.1 x Un, 8h every 24 Hour. The capacitor unit shall be of certified design confirming to IS-13340-1993, 13341-1992 & IEC-60831-1 & 2.
(D) (ii) Short circuit and Overload Protection: Each stage of the APFC panel shall have a suitably rated MCCB for short circuit and overload protection. The over current setting shall be adjustable & breaking capacity Ics=36 KA. The MCCB shall be of certified design fort TP 36 KA T/M based release with O/L & S/C Protection-01 No. conforming to IEC 60947-1, 2 & 3. The Detuned Reactor (Al wound) should be equipped with thermal switch inside the winding which should cut off the respective contactor in case of over temperature. Tolerance of reactors shall not exceed +/-3% of rated value.
(D) (iii) Stage Contactor: The capacitor duty contactors shall be rated for 230 Volts AC and shall be 3 Pole type and shall be employed for switching on and switching off operations in capacitor banks. The contactor shall be AC-3 duty type. The contactor shall be of certified design conforming to IEC 60947-1 & 4-1.
(D) (iv) Reactor: Harmonics blocks reactors (01 No.) Al wound with 7% filtering factor shall be connected in series with each capacitor stage and shall be of iron cored type. The Reactor should be equipped with thermal switch inside the winding which should cut off the respective contactor in case of over temperature. Tolerance of reactors shall not exceed +/-3% of rated value. The reactors shall be of certified design confirming to IEC 60076-6.
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Supply, fixing, connecting, testing and commissioning of OEM manufactured APFC Panel (Automatic and manual operation) with 7% aluminium reactor of capacity 150 KVAR (Output) @ 440 Volts, AC interconnection with LT panel/transformer (Outdoor/indoor) with appropriate size of electric power cable 1.1 KV with the stage rating (2x12.50)+3x25)+(1x 50) KVAR, shall be fully type tested at an independent laboratory and shall comply with IEC 61439-1&2 and IEC 61921, IS-16636-2017, with the degree of protection of enclosure system of the APFC panel as min IP 54 (Outdoor) in accordance with IEC 60529, with the capacitor bank as internet of things (IoT) enabled and communicable/integrable with BMS, outdoor type confirming to IS 13341: 1992 & IS 13440: 1993 floor mounted design fabricated out of 14 SWG CRCA sheet treated through chemical with 8 tank process method of degreasing, derusting and phosphating powder coating (60-80 microns), painted in SIEMENS GREY (RAL 7032) shade powder coating paint, weather, dust and vermin proof suitable for humidity up to 95% and having four Nos. iron legs made of 50x50x6mm thick, 60cm long angle iron below frame with front door and side/back opening having locking arrangement prewired with copper conductor PVC insulated wire size 2.5 Sq.mm./extension strips and connected with suitable size thimbles & lugs, with the legs duly embedded in ground to the depth of 45cm in PCC 1:3:6 type C1 (Using 20mm graded stone aggregate), with the cable entry from the bottom, with transparent Acrylic sheet/bakelite sheet shrouding, with average daily temperature +35 degree Celsius maximum and ambient temperature -5 degree Celsius to 40 degree Celsius, maximum altitude 2000m, comprising of the following complete all as specified and as directed by the Engineer-in-Charge (The OEM 's specified cannot authorize any other partners/sub vendors to manufacture APFC panels on their behalf):
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(A) Insulated bus bar with colour coded heat shrinkable sleeves with SMC/DMC insulators pan assembly made from aluminium and rated of 400 Amps capacity. The short circuit withstand capacity shall be 50 KA/1 sec (Icw) for the main bus bar and the rated impulse withstand voltage shall be 6 KV. The panel shall have phase indication lamp for R/Y/B voltages 230 Volts, ON/OFF indication lamps for capacitor steps, push button start/stop for capacitors steps, digital power factor meter, auto/manual selector switch, on delay timer, CT 100/5 Amp (03 Nos.), CL-1.0, 10 VA resin cast/nylon case for metering complete all as specified and as directed. (B) The incomer of the APFC panel shall be a 400 Amp MCCB, 3 Pole, 50 KA, TMD type with O/L & S/C protection , Ics=100% Icu, MCCB shall have standard extended rotary handle spreaders phase barrier MCCB shall be of certified design confirming to IEC 60947-1, 2 & 3.
(C) PF Regulator/APFC Relay: Advanced range PF regulator/ microprocessor based APFC relay (VARPLUS LOGIC OF SCHNEIDER) having 6 steps with a LCD display, Voltage Range: 90 V-550 V, 50 Hz/ 60 Hz, CT Input: 1 A/5 A with a built in RS 485 communication port. The PF regulator shall be of certified design confirming to IEC 61326.
(D) Accessories: (D) (i) Capacitor Units: The capacitor unit (1 No.) shall be metalized polypropylene film with Zn/Al alloy at 480 Volts. The capacitors shall be encapsulated in an aluminium can. The capacitor unit shall have a rated voltage of 480 Volts and shall have a maximum over current capacity of 2.5 In. The capacitor unit shall have a built in 3 Phase over pressure protection and shall have discharge resistors (50 V in 1 min) factory fitted and shall be tamper proof.
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Capacitance tolerance shall be from -5% to +10%. Maximum permissible over voltage 1.1 x Un, 8h every 24 Hour. The capacitor unit shall be of certified design confirming to IS-13340-1993,13341-1992&IEC-60831-1&2.
(D) (ii) Short Circuit and Overload Protection: Each stage of the APFC panel shall have a suitably rated MCCB for short circuit and overload protection. The over current setting shall be adjustable & breaking capacity Ics=36 KA. The MCCB shall be of certified design for TP 36 KA T/M based release with O/L & S/C Protection- 01 No. confirming to IEC 60947-1, 2 & 3. The detuned reactor (Al wound) should be equipped with thermal switch inside the winding which should cut off the respective contactor in case of over temperature. Tolerance of reactors shall not exceed +/-3% of rated value.
(D) (iii) Stage Contactor: The capacitor duty contactors shall be rated for 230 Volts AC and shall be 3 Pole type and shall be employed for switching on and switching off operations in capacitor banks. The contactor shall be AC-3 duty type. The contactor shall be of certified design conforming to IEC 60947-1&4-1.
(D) (iv) Reactor: Harmonics blocks reactors (01 No.) Al wound with 7% filtering factor shall be connected in series with each capacitor stage (For all capacity at 440 Volts) and shall be of iron cored type. The Reactor should be equipped with thermal switch inside the winding which should cut off the respective contactor in case of over temperature. Tolerance of reactors shall not exceed +/-3% of rated value. The reactors shall be of certified design confirming to IEC 60076-6.
(E) Ventilating fans of required size shall be provided to dissipate the heat produced by the capacitor bank components like the capacitor units, reactors, contactors, breakers etc. The capacitors banks should be of type tested design and temperature rise test report of the capacitor bank performed at an independent laboratory should be submitted along with the offer.
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(F) Note: The APFC panel described as above complete in all respect as per specifications enclosed, up to the entire satisfaction of Engineer-in-Charge. To ensure safety, reliability and accountability of component co-ordination, all the major capacitor banks, components such as capacitor units, detuning reactors, PF controllers, circuit breakers, contactors and the enclosure system called for in this specifications should preferably be from a single manufacturer. The OEM shall preferably manufacture the APFC components and switchgears.
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Supply and lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of the following sizes complete all as specified and as directed by the Engineer-in-Charge;
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3½ core 500 Sq.mm.
1450
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3½ core 400 Sq.mm.
520
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3½ core 300 Sq.mm.
600
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3½ core 240 Sq.mm.
175
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3½ core 185 Sq.mm.
70
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3½ core 150 Sq.mm.
60
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3½ core 120 Sq.mm.
20
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3½ core 95 Sq.mm.
100
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3½ core 70 Sq.mm.
110
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3½ core 50 Sq.mm.
645
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3½ core 25 Sq.mm.
650
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4 core 35 Sq.mm.
410
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4 core 16 Sq.mm.
800
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4 core 10 Sq.mm.
395
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-
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Supply laying & testing cable XLPE insulated screened PVC bedded, galvanized steel strip armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 Volts grade, of the following sizes complete all as specified and as directedby the Engineer-in-Charge.
-
-
-
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3 core 150 Sq.mm.
1000
-
-
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3 core 95 Sq.mm.
400
-
-
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S&F cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 Sq.mm. complete all as specified and as directed by the Engineer-in-Charge.
6
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-
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S&F cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 Sq.mm. complete all as specified and as directed by the Engineer-in-Charge.
10
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-
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S&F cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sq.mm. complete all as specified and as directed by the Engineer-in-Charge.
4
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-
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M&L for cable route indicator made of CI disc 100mm dia., 6mm thick with inscription of HT cable 11000 Volts, fixed to MS angle of size 40x40x6mm, 750mm long with bolts & nuts, duly grouted in PCC 1:3:6 type C1 (Using 20mm grade stone aggregate) complete including necessary excavation and earth work complete all as specified and as directed by the Engineer-in-Charge.
80
-
-
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S&F integral LED street light luminaire 70 Watts, comprising of epoxy powder coated, pressure die cast aluminium housing enclosed with glass cover in frame, with suitable size of bracket, nuts and bolts, PVC insulated 3 core flexible cable of suitable size and length duly connected to light fitting complete including installation and testing complete all as specified and as directed by the Engineer-in-Charge.
12
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-
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S&F integral LED street light Luminaire 60 Watts, comprising of epoxy powder coated, pressure die cast aluminium housing enclosed with glass cover in frame, with suitable size of bracket, nut and bolts, PVC insulated 3 core flexible cable of suitable size and length duly connected to light fitting complete including installation and testing complete all as specified and as directed by the Engineer-in-Charge.
30
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-
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S&F loop in loop out box of FRP made with IP 65 protection of thermoplastic circuit breaker boxes with metric knockouts for cable entry and exit, combi-climate cable glands of IP 66/IP 67 for cable entry and grommets IP 65 for conduit for cable exit with MCB 6 Amps, 10 KA, ‘C’ Curve overload and short circuit protection, terminals as bus terminals for cable with necessary fixing arrangements and with cable glands, etc. complete all as specified and as directed by the Engineer-in-Charge.
42
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-
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S&F time switches 415 Volts, 3 Phase, of 20 Amp rating with contactor fitted inside steel enclosure complete all as specified and as directed by the Engineer-in-Charge.
4
-
-
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm size by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in soft/loose soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
44
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-
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
1200
-
-
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AREA DRAINAGE:
-
-
-
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M&L pre-cast cement concrete block masonry with solid PCC blocks of grade C5 conforming to IS-2185 Part-I, in CM 1:6, exc. 10cm in width and setting in mortar complete all as specified and as directed by the Engineer-in-Charge.
699.4
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-
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M&L pre-cast RCC M-30 as in factory made cover slabs, set in cement mortar (1:4) including use and waste of form work complete all as specified and as directed by the Engineer-in-Charge.
100.88
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SEWAGE DISPOSAL:
-
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-
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M&L pre-cast cement concrete block masonry with solid PCC blocks of grade C5 conforming to IS-2185 Part-I, in CM 1:6, exc. 10cm in width and setting in mortar complete all as specified and as directed by the Engineer-in-Charge.
25.87
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-
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M&L pre-cast SFRC manhole cover slabs conforming to IS 12592-2002, set in cement mortar (1:4) including use and waste of form work complete all as specified and as directed by the Engineer-in-Charge.
6.33
-
-
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S&F LLDPE septic tank for 10 users designed to carry sewage and sullage water including vent shaft, connection etc., complete for with upflow filter including media complete all as specified and as directed by the Engineer-in-Charge.
3
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S&F LLDPE septic tank for 25 users designed to carry sewage and sullage water including vent shaft, connection etc., complete for with upflow filter including media complete all as specified and as directed by the Engineer-in-Charge.
1
-
-
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ROAD/PATH/CULVERT:
-
-
-
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M&L granular sub base (GSB) with grading V of 200mm thick compacted thickness (Laid in two layers of 75mm each, compacted seperately) confirming to grading as specified, spread, rolled & consolidated to required gradient and camber complete using necessary mechanical paver/grader & vibratory soil compacter of capacity 8-10 Ton complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Pavement shall be made for solid quantity arrived after consolidation. 2. Compaction of granular sub base filling shall be carried out under optimum moisture condition to achieve 98.50% modified density.
3. Curing shall be carried out as per IRC recommendations.
4. Before execution of this item the approved material obtained from outside MD land shall be tested/Checked for suitability to use.
5. Contractor shall use vibratory earth compactor in lieu of power roller to achieve 98.50% MDD at OMC without any extra cost and the method of compaction to be adopted as per recommendation of agency reporting MDD at OMC.
6. GSB shall be as per MORTH specification as detailed in particular specification.
610
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-
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FIRE FIGHTING SYSTEM:
-
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M&L laying of ductile iron pipe 150mm dia. with spigot and socket end centrifugally (spun) cast class K-9 conforming to IS-8329 including provision of specials, such as tees, elbows, bends reducers, taper pieces (measure separately), including testing and commissioning complete all as specified and as directed by the Engineer-in-Charge.
350
-
-
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M&L for 'C' Class heavy duty mild steel pipes conforming to IS-1239 including cutting, welding, fittings viz bends, tees, reducers, flanges, nuts & bolts, gasket complete and providing PCC block support at specified interval and giving suitable corrosion treatment by way of minimum 4mm thick corrosion protection tape (PYPKOAT or equivalent approved) wrapped comprising of coal tar/asphalt component supported on fabric of organic/inorganic fibre as per IS-10221, re-filling the trench etc. as required complete all as specified and as directed by the Engineer-in-Charge;
-
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200mm dia.
75
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150mm dia.
528
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100mm dia.
118
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80mm dia.
146
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Supplying, laying, testing & commissioning of FRLS, PVC outer sheath, steel armoured, copper conductor, 1100 Volts grade power cables with glands etc., laid in tray/hume pipe/in trenches or fixed on walls/floor etc. as required, of the following sizes complete all as specified and as directed by the Engineer-in-Charge;
-
-
-
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3 core 120 Sq.mm.
60
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-
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3 core 25 Sq.mm.
60
-
-
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4 core 16 Sq.mm.
90
-
-
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2 core 2.5 Sq.mm.
320
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 1.5 Sq.mm. cable and one run of 1.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
1200
-
-
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 2.5 Sq.mm. cable and one run of 2.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
Note for Item Nos.98 & 99: Two runs of cable, one run of earth wire and one run of conduit will be measured as one unit.
100
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Fabricating, supply, installing, testing and commissioning of compartmentalised common PLC control panel for electrical motor driven pumps and diesel engine driven pumps comprising of the following complete all as specified and as directed by the Engineer-in-Charge:
INCOMING:
(i) MCCB 50 KA, 4 Pole, 400 Amps-02 Nos.
(ii) Copper bus bar 600 Amps with colour coded heat shrinkable PVC sleeves-02 Sets
(iii) RYB indicating lamps with individual HRC control fuses-02 Sets
(iv) Ammeter with selector switch 96 Sq.mm., 0-800 Amps and suitable rated current transformers-02 Nos.
(v) Voltmeter with selector switch 0-800 Volts-02 Nos.
OUTGOING:
(a) Feeder for main pumps-02 Nos.:
(i) MCCB, 3 Pole, 200 Amps-02 Nos.
(ii) Star delta starter with over load relay, single phase preventer and indicating lamps with ON/OFF push buttons.
(b) Feeder for Jockey pump-02 Nos.:
(i) MCCB, 3 Pole, 32 Amps-02 Nos.
(ii) DOL starter with over load relay, single phase preventer and indicating lamps with ON/OFF push buttons-02 Nos.
(iii) Automanual selector switch-02 Nos.
(c) Feeder for Booster pumps-01 No.:
(i) MCCB, 3 Pole, 32 Amps-02 Nos.
(ii) DOL starter with over load relay, single phase preventer and indicating lamps with ON/OFF push buttons-02 Nos.
(iii) Automanual selector switch-2 Nos.
3
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(d) Diesel Engine Main Pump-1 No.
(i) 20 Amps DP MCB-4 Nos.
(ii) Battery charger with transformer with rectifier resistance DC ammeter, DC voltmeter, trickle/booster/off selector switch-2 Nos.
(iii) Indicating lamps for the following-01 set 1. PHASE INDICATION 2. BATTERY CHARGER ON 3. OVER LOAD RELAY 4. DC SUPPLY ON 5. CONTROL SWITCH ON 6. ENGINE FAILS TO START 7. PUMP ON 8. LOW OIL PRESSURE 9. HIGH WATER TEMPERATURE 10. AUTO MANUAL SELECTOR SWITCH
(iv) Push button stations for the following-01 Set: 1. ENGINE START 2. ENGINE STOP 3. ENGINE-HOOTER ACK 4. ENGINE-FAULT RESET
(v) Hooter for audio alarm (Industrial type)-1 No.
Notes:
1. All the components shall be housed in a common cubical made of 16 SWG mild steel sheet with required stiffeners (If required). 2. The panel shall be powder coated of approved colour both inside & outside. 3. The panel shall have both bottom & top cable entry provisions and panel shall be mounted on pedestal of 300mm height.
-
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S&F air pressure vessel for fire pump, double flanged vertical air vessel fabricated from 10mm thick MS plate with dished ends fabricated from 6mm MS plate, outside painted with one coat of primer and two coats of synthetic enamel paint of approved shade, complete with approved quality of pressure switches, pressure gauges and all other required accessories to operate commonly main fire pump, sprinkler pump, diesel fire pumps and jockey pumps at drop of pressure automatically at required pressure setting all as per the following requirements complete all as specified and as directed by the Engineer-in-Charge:
Recommended dia.: 250mm
Height of shell: 1000mm
Working pressure: 16 Kg/Sq.cm.
Test Pressure: 25 Kg/Sq.cm.
3
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-
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S&F 25mm dia. gun metal air release valve PN 1.6 with all fittings and forged ball valve on header complete as required and as specified.
5
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-
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S&F internal fire hose cabinet fabricated from 14 gauge SS-304, 2mm thick sheet with single or double glazed front door and locking arrangement, vinyl tape 50% front side, written "Fire Hose" on front with stove enameled paint, including necessary supports of approximate size 2100x900x715mm deep to house two lengths of canvas hose with couplings, branch pipe, fire hose reel, nozzle, fireman axe, single outlet landing valve and first-aid hose reel omplete all as specified and as directed by the Engineer-in-Charge.
9
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-
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Providing and fixing 3 Nos. GI sand buckets painted Red Colour complete with GI stand duly painted Red Colour, of suitable size to hang 3 buckets at a time as per required specifications complete all as specified and as directed by the Engineer-in-Charge.
50
-
-
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Providing, fixing ISI marked portable type fire extinguishers of following type complete as per specification and fixed/install as per site condition complete all as specified and as directed by the Engineer-in-Charge:
-
-
-
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CO2 type 4.5 Kg capacity as per IS-15683
6
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-
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ABC Dry Powder type 6 Kg capacity
18
-
-
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S&F standard fireman's axe as per IS:926 with heavy duty insulated rubber handle complete all as specified and as directed by the Engineer-in-Charge:
15
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-
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M&L brick masonry valve chamber of size 1200x1200x1000mm comprising of 50mm thick PCC for valve including excavation and earth work in any type of soil and 200mm thick PCC 1:4:8 type D2 foundation, brick work in CM 1:6, plastring internal surface 15mm tick in CM 1:4, PCC 1:3:6 type C1 couping, 50x50x6mm angle iron, 3mm thick MS plate cover complete with locking arrangement painting to steel and iron surface with two coat of synthetic enamel paint over one coat of zinc chrome primer complete all as specified and as directed by the Engineer-in-Charge.
15
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S&F flame proof digital temperature indicature transmitter, combines with a Pt 100 sensor with 4 to 20 Amps, stainless steel enclosurewit IP 65 protection, simple configuration, three push button with no any additional softwear reuired complte all as specified and as directed by the Engineer-in-Charge.
10
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-
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S&F LED exit light double sided with battery backup up to 2 hours compete with all accessories complte all as specified and as directed by the Engineer-in-Charge.
10
-
-
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm size by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in soft/loose soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
9
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
150
-
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LIGHTNING PROTECTION & AVIATION LIGHT::
-
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S&F single pointed air terminal aluminium rod 12mm dia. 300mm long with aluminium box plate of size of 125x125x10mm fixed over porcelain insulator and fixed on roof top complete including 40mm dia. medium grade MS pipe 300mm long and including necessary fasteners fixed for lighting protection with necessary connections to earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
149
-
-
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S&F horizontal roof conductor and down conductor of size 25x3.15mm aluminium strip fixed to walls/columns/projections/roof including porcelain blocks/DMC insulator spaced at 1m interval complete all as specified and as directed by the Engineer-in-Charge.
1360
-
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S&F test point terminal block made out of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos. 8mm dia. 25mm long hexagonal head screws etc. complete all as specified and as directed by the Engineer-in-Charge.
21
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-
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Supply, fixing, testing and commissioning of aviation lights, complete including PCC & 20mm dia. pipe of length 1.5m as per Bajaj Cat. No.BGAV 302 LED complete all as specified and as directed by the Engineer-in-Charge.
3
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including PVC rigid conduit medium grade 20mm dia. with accessories complete with two runs of 2.5 Sq.mm. cable and one run of 2.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
Note: Two runs of cable, one run of earth wire and one run of conduit will be measured as one unit.
120
-
-
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, providing charcoal and salt in alternate layers of 15cm compacted thickness to a depth as indicated in drawing, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in any type of soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
21
-
-
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
186
-
-
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FLAME PROOF FITTINGS:
-
-
-
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S&F switch flame Proof rotary type with termination box in LM6, 6/16A, single pole 250 Volts complete all as specified and as directed by the Engineer-in-Charge.
30
-
-
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S&F 60 W LED flame proof wellglass fitting in die cast aluminium housing with heat resistant toughened glass, made of aluminium alloy LMG, CIMFR certified, recommended for gas/vapour group of IIM & IIB and zone 1 & 2 IP 65 protected complete with all accessories prewired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified and as directed by the Engineer-in-Charge.
60
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S&F flame proof weather proof MCB distribution board SPN 8 ways with 32 Amps MCB SPN (1 No.) as incomer and MCB 6 Amps to 16 Amps (6 Nos.) as out going in cast aluminium alloy (LM-6) construction apoxy powder coated suitable for IP-55 protection and group IIA & IIB as per IS 2418 and certified by CMRI fixed on wall complete with all accessories complete all as specified and as directed by the Engineer-in-Charge.
4
-
-
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S&F flame proof switch socket & plug combined in LM6 cable termination box in LM6 16 Amps, 250 Volts, 2P+ earth complete all as specified and as directed by the Engineer-in-Charge.
4
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-
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including stove enameled ERW MS conduit medium grade 20mm dia. with accessories complete with two runs of 1.5 Sq.mm. cable and one run of 1.5 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
450
-
-
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M&L sub main wiring concealed type with PVC insulated FRLS copper conductor cable unsheathed for circuit along with earth wire including stove enameled ERW MS conduit medium grade 20mm dia. with accessories complete with two runs of 4 Sq.mm. cable and one run of 4 Sq.mm. earth wire complete with colour coding and making good the disturbed area complete all as specified and as directed by the Engineer-in-Charge.
Note for Item Nos.123 & 124: Two runs of cable, one run of earth wire and one run of conduit will be measured as one unit.
300
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to GI wire 4mm dia. by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in soft/loose soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
4
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COOLING APPLIANCES:
-
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-
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S&F water cooler fully stainless steel body, electric driven (single phase) having approx storage of 80 Ltrs. and nominal cooling capacity of 40 Ltrs. per hour, complete all as specified and as directed by the Engineer-in-Charge.
5
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S&F voltage stabilizer for automatic operation, single phase naturally air cooled indoor type 7 designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of +/-2.5% and of capacity 0.5 KVA complete all as specified and as directed by the Engineer-in-Charge.
5
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-
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DG SET:
-
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Supply, installation, testing and commissioning of silent diesel engine generating set with accoustic enclosure as per CPCB norms 415 Volts 400 KVA, 3 Phase, 0.8 power factor, 50 Hz, 1500 RPM self excited self regulated brushless AC generator including accoustic enclosure suitable for ambient condition and conforming to condition under IS-4722, BS-5514/2613/5000 with AMF Panel and including the following (One DG for Mag-1 & one for Mag-2) complete all as specified and as directed by the Engineer-in-Charge:
2
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(i) The capacity of generator set shall be net after all due de-rating factors as per relevant ISI design.
(ii) Rate quoted shall be deemed to be inclusive of cable and terminations form generator to the AMF panel, with necessary holes to wall including making good to disturbed surfaces so as to match with the existing finishes all as specified and directed.
(iii) The quoted rate shall be deemed to be inclusive of first fill of oil and final successful acceptance test.
-
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(A) Alternator: Standard design alternator rated at 400KVA net output at site after considering de-rating as per site conditions at 0.8 (Lag) power factor AC, 3 Phase, 4 wire, 415 Volts, 50 Hz, 1500 RPM, self excited self regulated screen protected drip proof IP 23 enclosure brushless design with winding in pole faces, insulating class 'H' and voltage regulation of +/-1% at rated voltage from no load to full load. The alternator shall be conforming to BS 2613/5000 and shall be imposition to generate supply with frequency regulation with in +/-1% tolerance. The alternator will be suitable for tropical climate and shall generally conform to BS-2613/5000/IS-4722.
-
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(i) Insulation class-'H‘
(ii) Temperature rise Class-'H‘
(iii) Excitation: Self Excited
(iv) Regulation Performance: The voltage is kept constant with +/-1%, manual voltage adjustment within +/-5%
(v) Frequency regulation +/-1%
-
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(B) Diesel Engine: Adequate capacity of Diesel engine as approved by the Accepting Officer based on manufacturers technical details water cooled to drive independently above alternator and after considering de-rating as per site conditions after generating and reducing power consumed by accessories directly coupled through flexible coupling multi cylinder multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continuous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessories shall be as under:
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(i) Fly wheel with housing
(ii) Cooling System: Moulded radiator with fan & belts
(iii) Cooling Water Pump: Centrifugal type belt driven
(iv) Exhaust System: Exhaust System complete with exhaust piping of 150mm dia. with MS pipe light grade up to & outside and 1 meter away from the enclosure, covered with asbestos rope and aluminium foil of 28 SWG complete with in the enclosure for safe exhaust without transforming vibration to the wall of the enclosure.
Exhaust gas turbo charger type. Exhaust manifold
Silencer: Residual type Bellows
(v) Fuel System: Fuel injection system with fuel injectors, fuel injection solenoid switch controlled by electronic governor for 1% speed/ frequency regulation, Fuel filters, Fuel hoses.
(vi) Lub Oil System: Lubricating oil filter, Lubricating oil pump
(vii) Air Intake System: Air intake Manifold, Air cleaner dry type
(viii) Governor: Electronic Governor
(ix) Starting System: Electric Self starter with maintenance free battery including battery charging alternator
-
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(x) Batteries: Batteries of maintenance free of capacity as recommended by the manufacturer complete with copper conductor multi stranded leads of suitable length from self starter to the battery terminals complete with initial charge and initial fill of electrolyte all as specified and starter gear ring start and stop push button, Ignition key/switch.
Handling and Operation: Salient features of accessories shall be as under:
Radiator with blower fan
Corrosion inhibitor coolant
Paper element filters for fuel, lub oil and by pass
Electronic governor controlled direct fuel injection system
Fly wheel housing and fly wheel
-
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(xi) Generator Monitoring Panel: Comprising of all standard items as mentioned under this schedule or as per standard practice ignition key switch and start/stop arrangement, indications for engine parameters, hour run meter, RPM meter, engine oil pressure indicator, water/coolant temperature indicator, battery volt display.
(xii) Safety Controls: Engine low lube oil pressure high water temperature and over speeding of engine
(xiii) Coupling Arrangement: Flexible coupling, fly wheel to suit flexible coupling.
(xiv) Accessories: AVM Pads built in enclosure and for entire unit on platform.
(xv) Base Frame: Should be provided as OEM norms.
(xvi) Fuel Tank: Additional fuel tank of capcaity to suit daily service fuel tank made out of 3mm thick (10G) HR sheet top and bottom with caliberated level indicating arrangement, stop cock, drain plug, fuel pump of suitable capacity complete on a common base out side the accoustic enclosure.
(xvii) MS pipe line to and from the fuel tank to the DG Set
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(C) AMF Panel: Factory made inbuilt type control cubical made out of 2mm thick CRCA sheet dust and vermin proof totally enclosed with front opening of 415 Volts, 3 Phase, 4 wire, AC, 50 Hz, including powder coated, copper bus bar of one and half times the rated load of 400 KVA alternator complete with internal wiring with PVC insulated single core copper conductor multi stranded wire of 1100 Volts grade of suitable capacity, fuses, name plates consisting of 4 Pole ACBs 50 KA rated and Contactors of capacity as recommended by the manufacturer. Detachable cable gland plates, all controls, indicators and standardstandard microprocessor based LED/LCD display for indicating voltage, current, frequency, speed, KW, KWH, pf, temperature, battery voltage etc.
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(a) Annunciation with indication lamps for: (i) Low lub oil pressure. (ii) High Water Temperature (iii) Engine over speed (iv) Battery low voltage
(b) Controls: (i) Load on Indication (ii) Load off indication (iii) Engine start push button (iv) Engine stop push button (v) Fault accept/reset push button
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(c) Battary Charger: (i) Transformer (ii) Rectifier (iii) Restance (iv) DC Volt meter (v) DC Ammeter (vi) Charger rate selector switch
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(D) Acoustic Enclosure: Manufactured by OEM suitable for 400 KVA DG Set
(i) NAL approved as per CPCB
(ii) It should be as per latest rules and regulations of Ministry of Environment and Forest and Pollution Control Board.
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(iii) The generating set batteries and control panel should be inside the enclosure.
(iv) Fuel tank should be out side the enclosure in the sub station building.
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(v) Construction details/specification are as follows: (a) Outer body: CRCA sheet of 1.6mm thick (b) Doors: CRCA sheet of 1.6mm thick (c) Sound Insulation: As per OEM Norms
(vi) The acoustic should be composite in construction and fully assembled integral unit
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(vii) The batteries should be placed inside the enclosure beside the DG Set on a suitable insulated platform
(viii) The fuel tank is to be located in Sub Station Building and cost of the fuel lines is deemed to be included in the offer
(ix) The DG Set should be provided with external emergency stop push button
(x) The enclosure should be suitably illuminated by LED lamp fittings
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(xi) The noise level should be 75 dba at 1m under free field conditions.
(xii) The acoustic enclosure parts shall be of powder coated after pre treatment process. The powder coating shade should be Gen Set Green. The base frame should be painted with epoxy based black shade
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(E) The quoated rate includes excavation, removing of soft/loose soil and PCC, cement concrete foundation, filling and mass concrete 1:2:4 type B2 using 40mm graded stone aggregate, foundation size not less than 4.6x3.0x0.8m for placing of DG Set complete all as specified and directed by the Engineer-in-Charge.
Notes:
1. The tenderer shall submit the detail, drawing, specification, features to the accepting officer and obtain approval before the procurement of equipment.
2. The tenderer shall make necessary arrangements for predespatch inspection from rep of Accepting Officer. 3. Testing & commissioning certificate shall be obtained from rep. of AO/IEM.
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Supply, installation, testing and commissioning of silent diesel engine generating set with accoustic enclosure as per CPCB norms 415 Volts 320 KVA, 3 Phase, 0.8 power factor, 50 Hz, 1500 RPM self excited self regulated brushless AC generator including accoustic enclosure suitable for ambient condition and conforming to condition under IS-4722, BS-5514/2613/5000 with AMF Panel and including the following complete all as specified and as directed by the Engineer-in-Charge:
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(i) The capacity of generator set shall be net after all due de-rating factors as per relevant ISI design.
(ii) Rate quoted shall be deemed to be inclusive of cable and terminations form generator to the AMF panel, with necessary holes to wall including making good to disturbed surfaces so as to match with the existing finishes all as specified and directed.
(iii) The quoted rate shall be deemed to be inclusive of first fill of oil and final successful acceptance test.
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(A) Alternator: Standard design alternator rated at 320 KVA net output at site after considering de-rating as per site conditions at 0.8 (Lag) power factor AC, 3 Phase, 4 wire, 415 Volts, 50 Hz, 1500 RPM, self excited self regulated screen protected drip proof IP 23 enclosure brushless design with winding in pole faces, insulating class 'H' and voltage regulation of +/-1% at rated voltage from no load to full load. The alternator shall be conforming to BS 2613/5000 and shall be imposition to generate supply with frequency regulation with in +/-1% tolerance. The alternator will be suitable for tropical climate and shall generally conform to BS-2613/5000/IS-4722.
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(i) Insulation class-'H‘
(ii) Temperature rise Class-'H‘
(iii) Excitation: Self Excited
(iv) Regulation Performance: The voltage is kept constant with +/-1%, manual voltage adjustment within +/-5%
(v) Frequency regulation +/-1%
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(B) Diesel Engine: Adequate capacity of Diesel engine as approved by the Accepting Officer based on manufacturers technical details water cooled to drive independently above alternator and after considering de-rating as per site conditions after generating and reducing power consumed by accessories directly coupled through flexible coupling multi cylinder multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continuous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessories shall be as under:
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(i) Fly wheel with housing
(ii) Cooling System: Moulded radiator with fan & belts
(iii) Cooling Water Pump: Centrifugal type belt driven
(iv) Exhaust System: Exhaust System complete with exhaust piping of 150mm dia. with MS pipe light grade up to & outside and 1 meter away from the enclosure, covered with asbestos rope and aluminium foil of 28 SWG complete with in the enclosure for safe exhaust without transforming vibration to the wall of the enclosure.
Exhaust gas turbo charger type. Exhaust manifold
Silencer: Residual type Bellows
(v) Fuel System: Fuel injection system with fuel injectors, fuel injection solenoid switch controlled by electronic governor for 1% speed/ frequency regulation, Fuel filters, Fuel hoses.
(vi) Lub Oil System: Lubricating oil filter, Lubricating oil pump
(vii) Air Intake System: Air intake Manifold, Air cleaner dry type
(viii) Governor: Electronic Governor
(ix) Starting System: Electric Self starter with maintenance free battery including battery charging alternator
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(x) Batteries: Batteries of maintenance free of capacity as recommended by the manufacturer complete with copper conductor multi stranded leads of suitable length from self starter to the battery terminals complete with initial charge and initial fill of electrolyte all as specified and starter gear ring start and stop push button, Ignition key/switch.
Handling and Operation: Salient features of accessories shall be as under:
Radiator with blower fan
Corrosion inhibitor coolant
Paper element filters for fuel, lub oil and by pass
Electronic governor controlled direct fuel injection system
Fly wheel housing and fly wheel
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(xi) Generator Monitoring Panel: Comprising of all standard items as mentioned under this schedule or as per standard practice ignition key switch and start/stop arrangement, indications for engine parameters, hour run meter, RPM meter, engine oil pressure indicator, water/coolant temperature indicator, battery volt display.
(xii) Safety Controls: Engine low lube oil pressure high water temperature and over speeding of engine
(xiii) Coupling Arrangement: Flexible coupling, fly wheel to suit flexible coupling.
(xiv) Accessories: AVM Pads built in enclosure and for entire unit on platform.
(xv) Base Frame: Should be provided as OEM norms.
(xvi) Fuel Tank: Additional fuel tank of capcaity to suit daily service fuel tank made out of 3mm thick (10G) HR sheet top and bottom with caliberated level indicating arrangement, stop cock, drain plug, fuel pump of suitable capacity complete on a common base out side the accoustic enclosure.
(xvii) MS pipe line to and from the fuel tank to the DG Set
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(C) AMF Panel: Factory made inbuilt type control cubical made out of 2mm thick CRCA sheet dust and vermin proof totally enclosed with front opening of 415 Volts, 3 Phase, 4 wire, AC, 50 Hz, including powder coated, copper bus bar of one and half times the rated load of 320 KVA alternator complete with internal wiring with PVC insulated single core copper conductor multi stranded wire of 1100 Volts grade of suitable capacity, fuses, name plates consisting of 4 Pole ACBs 50 KA rated and Contactors of capacity as recommended by the manufacturer. Detachable cable gland plates, all controls, indicators and standardstandard microprocessor based LED/LCD display for indicating voltage, current, frequency, speed, KW, KWH, pf, temperature, battery voltage etc.
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(a) Annunciation with indication lamps for: (i) Low lub oil pressure. (ii) High Water Temperature (iii) Engine over speed (iv) Battery low voltage
(b) Controls: (i) Load on Indication (ii) Load off indication (iii) Engine start push button (iv) Engine stop push button (v) Fault accept/reset push button
(c) Battary Charger: (i) Transformer (ii) Rectifier (iii) Restance (iv) DC Volt meter (v) DC Ammeter (vi) Charger rate selector switch
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(D) Acoustic Enclosure: Manufactured by OEM suitable for 400 KVA DG Set
(i) NAL approved as per CPCB
(ii) It should be as per latest rules and regulations of Ministry of Environment and Forest and Pollution Control Board.
(iii) The generating set batteries and control panel should be inside the enclosure.
(iv) Fuel tank should be out side the enclosure in the sub station building.
(v) Construction details/specification are as follows: (a) Outer body: CRCA sheet of 1.6mm thick (b) Doors: CRCA sheet of 1.6mm thick (c) Sound Insulation: As per OEM Norms
(vi) The acoustic should be composite in construction and fully assembled integral unit
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(vii) The batteries should be placed inside the enclosure beside the DG Set on a suitable insulated platform
(viii) The fuel tank is to be located in Sub Station Building and cost of the fuel lines is deemed to be included in the offer
(ix) The DG Set should be provided with external emergency stop push button
(x) The enclosure should be suitably illuminated by LED lamp fittings
(xi) The noise level should be 75 dba at 1m under free field conditions.
(xii) The acoustic enclosure parts shall be of powder coated after pre treatment process. The powder coating shade should be Gen Set Green. The base frame should be painted with epoxy based black shade
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(E) The quoated rate includes excavation, removing of soft/loose soil and PCC, cement concrete foundation, filling and mass concrete 1:2:4 type B2 using 40mm graded stone aggregate, foundation size not less than 4.6x3.0x0.8m for placing of DG Set complete all as specified and directed by the Engineer-in-Charge.
Notes:1. The tenderer shall submit the detail, drawing, specification, features to the accepting officer and obtain approval before the procurement of equipment.
2. The tenderer shall make necessary arrangements for predespatch inspection from rep of Accepting Officer. 3. Testing & commissioning certificate shall be obtained from rep. of AO/IEM.
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in any type of soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
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CRANES:
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Design, fabrication, supply, erection, testing & commissioning of double girder flame proof EOT Cranes of 03 Ton Capacity with a Span of 08 m and bay length-36mm with gantry rail and DSL system {For Magazine- 1 & 2(7+7) Building at NAD (V)} including 3.0 Ton capacity manually operated spard proof chain pully block suspended at suitable location with the following speeds complete all as specified and as directed by the Engineer-in-Charge: Speeds:
1. Main Hoist-02 m/Minute, micro-1.00m/Minute
2. Cross Travel-05 m/Minute, micro-0.50m/Minute
3. Long Travel- 10 m/Minute, micro-1.00m/Minute
Notes:
1. The tenderer shall submit the detail, drawing, specification, features to thje accepting officer and obtain approval before the procurement of equipment.
2. The tenderer shall make necessary arrangements for pre-despatch inspection from rep. of the Accepting Officer.
3. Testing & commissioning certificate shall be obtained from rep. of AO/IEM.
4. The double girder crane shall be suitable for working on 415 Volts, 3 PH, 50 Hz, AC supply and shall be complete with following as specified above:
(a) Brakes, motors, limit switches, control panel, pendent push button station, micro speed arrangements, wiring etc all as per standard specifications of manufacturer.
(b) 2 Nos. of service platforms all as per standard specifications of manufacturer.
(c) All the motors, limit switches, brakes and panel junction box shall be flame proof.
(d) Manual operation of crane for longitudinal cross travel as well as for hoisting shall be provided within the overall cost quoted.
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Design, fabrication, supply, erection, testing & commissioning of double girder EOT Cranes of 10 Ton Capacity with a Span of 30 m, Height of Lift 5.0m with gantry rail and DSL system and bay length-36mm {For Store house for MIG-29K for MO(V)} including 10 Ton capacity manually operated spard proof chain pully block suspended at suitable location with the following speeds complete all as specified and as directed by the Engineer-in-Charge:
Speeds:
1. Main Hoist-02 m/Minute, micro-1.00m/Minute
2. Cross Travel-05 m/Minute, micro-0.50m/Minute
3. Long Travel- 10 m/Minute, micro-1.00m/Minute
Notes:
1. The tenderer shall submit the detail, drawing, specification, features to thje accepting officer and obtain approval before the procurement of equipment.
2. The tenderer shall make necessary arrangements for pre-despatch inspection from rep. of the Accepting Officer.
3. Testing & commissioning certificate shall be obtained from rep. of AO/IEM.
4. The double girder crane shall be suitable for working on 415 Volts, 3 PH, 50 Hz, AC supply and shall be complete with following as specified above:
(a) Brakes, motors, limit switches, control panel, pendent push button station, micro speed arrangements, wiring etc all as per standard specifications of manufacturer.
(b) 2 Nos. of service platforms all as per standard specifications of manufacturer.
(c) All the motors, limit switches, brakes and panel junction box shall be flame proof.
(d) Manual operation of crane for longitudinal cross travel as well as for hoisting shall be provided within the overall cost quoted.
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LIFT:
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Design supply, install testing & commissioning goods lift 2000 Kg, speed 0.5 metre/sec, lift with single speed motor 415 Volts, 3 Phase, AC 50 Hz supply conforming to IS-14665 and as amended, suitable to serve G+1 (9m Height) upper floors with AC Variable Voltage & Variable Frequency drive (VVVF drive) complete with all standard accessories, simplex automatic & manual dual controlled operation with/without attendant, centre opening doors wth door drive (electric motor driven mechanism), sliding stainless steel doors, including automatic rescue device (ARD) system, 3D infra red sensor in full height of door & built in announcing system without hand set, omplete all as specified and as directed by the Engineer-in-Charge.
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M&L earthing complete with GI plate electrode 60cmxx60cmx6mm thick, buried directly in ground (Earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron earth strip 32x6mm by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 of SSR Part-I connected to earhing test point all as specified or indicated including excavation and connected earth work in hard/dense soil, PCC 1:3:6 type C1 as in pit, providing charcoal and salt in alternate layers of 15cm compacted thickness to a depth as indicated in drawing, 20mm dia. GI pipe medium grade for watering pipe, 15mm bore GI light grade earth lead protection pipe, and 50mm thick RCC cover slab with handle, reinforced with 10mm dia. bars in both the directions, funnel, strainer, charcoal and testing on complete all as specified and as directed by the Engineer-in-Charge.
Notes:
1. Rate quoted deemed to include GI protection pipe, funnel, excavation and earth work, in any type of soil with PCC type C1 in bed and pit complete all as specified and as directed.
2. Earth lead up to 7.50m length is deemed to be included in the quoted rate the beyond 7.5m length will be measured and paid separately.
3. Earthing installation shall be done in the presence of the Engineer-in-Charge.
4. Earth resistance shall not exceed 1.5 ohm.
5. If designed earthing results are not achieved, the contractor has to re-do the earthing with out any extra cost to the Govt.
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M&L earth continuity conductor or main earthing lead made of galvanised iron strip 32x6mm size, fixed to wall on batten or recess or chases or burried in ground or fixed to poles or any other indicated situation including drawing through GI pipe for earthing etc. complete all as specified and as directed by the Engineer-in-Charge.
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AIR CONDITIONING:
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Design, supply, installation, testing and commissioning of Scroll Chiller type Water Cooled Central Air Conditioning Plant with Hermetic Compressor comprising of DX type Evaporator, Shell and Tube type Condenser complete with all equipment and accessories of minimum nominal capacity of 3x50 TR each (02 Nos. working (2x50 TR) and 01 No. as standby (1x50 TR)) all as per specifications, with IPLV.SI (IKW/TR) as per ASHRAE standards required all as per specifications, drawings and with design conditions comprising of the following complete all as specified and as directed by the Engineer-in-Charge: (A) COMPRESSORS: Supply, installation, testing and commissioning of floor-mounted compact screw-type chiller machine complete with hermetic twin scroll type compressors with independent circuits, water-cooled S/T type condenser, S/T horizontal DX type evaporator with carbon steel shell and seamless copper tubes with 19mm nitrile rubber insulation, common base frame, interconnected copper refrigerant piping and wiring, automatic safety controls, flow switch at evaporator and condenser and ozone friendly CFC-free refrigerant gas R-134a/407C. The refrigerant flow control shall use an mechanical expansion valve. The chiller shall be designed for a working pressure of 150 psig and hydraulically tested at 225 psig. A number of properly spaced baffles shall be provided for maintaining optimum water velocity and heat transfer and the tubes shall be adequately supported.
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(B) CHILLERS: Chillers shall be factory AHRI tested at design conditions at 100%, 75%, 50% and 25% load respectively; test certificates shall be produced for all three chillers. The chiller shall be BMS compatible and shall have RS485/RS232 serial communication protocol; the motor shall be suitable for 3-Phase, 415 Volts ± 10%, 50 Hz, AC electric supply; electric panel shall have an IP 44 rating, as per specification and drawings. The chiller shall be as per the approved particular technical specifications and shall meet the following design criteria:
(a) Chiller: (i) Chilled Water IN: 54° F, (ii) Chilled Water OUT: 44° F (iii) Fouling Factor: 0.0005 (in FPS units) (iv) Water Flow Rate: 2.67 USgpm/TR
(b) Condenser: (i) Condenser Water IN: 90° F (ii) Condenser Water OUT: 100° F (iii) Fouling Factor: 0.001 (in FPS units) (iv) Water Flow Rate: 4.25 USgpm/TR
(c) Minimum COP (at ARI conditions): 4.15
(d) Condenser Section: Shell and Tube type condenser internally knurled copper tubes.
(e) Expansion Valve: Mechanical expansion valve should be capable
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enough to operate on wider temperature range with energy efficient improvement at part load conditions, as per manufacturer’s specifications
(f) Evaporator: Flooded type evaporator all as per manufacturer’s specifications.
(g) Safety Protection: Safety protection on low cooling temperature, high refrigerant pressure, electric leak, compressor overload, high/low voltage and single phasing shall be provided. Automatic control of refrigerant condition and compressor ON/OFF status and loading sequence system shall be provided.
(h) Refrigerant: HFC-134 A/HFC-410 A/HFC-407 C of zero ozone depletion potential refrigeration circuits of total capacity as per manufacturers specifications
(j) Control: Micro Processor control with LCD interface capable of monitoring all machine operating parameters like suction/discharge pressure, oil pressure, compressor operating hours, set point, air temperature, entering/leaving water temperature etc complete and precisely manages the operation of compressors, expansion devices, fans and of the evaporator/chiller water pump for optimum energy efficiency as per manufacturers specifications.
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(C) CONDENSER WATER CIRCULATION SYSTEM: The condenser water circulation system shall be comprising of the following: (i) FRP induced draft cooling tower of total 110% plant working capacity suitable for above plant conditions complete with spray section, honey comb fill, basin, CT fan, TEFC Motor, intake bird screen and other accessories (Technical Specifications as per the manufacturer)
(ii) HDPE make up water tank of 5,000 Litres capacity (2 Nos.) installed on PCC/brick staging for makeup water requirement including brass float valve with polyethylene ball, over flow and drain arrangement, incoming connection of GI pipe 50mm bore medium grade from tank to tapping point including necessary cutting of existing pipe line and tapping of branch connections with GI pipe 25mm bore medium grade all as directed (The item rate is inclusive of provisioning all connected incoming pipe lines from existing sources and all
outgoing)-01 Job.
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(iii) Energy saving Split casing type 3 Phase electric driven pump set of 50% capacity and discharge as per capacity of plant working on 415 Volts, AC, FASD starter for re-circulation of condenser water with ribbed rubber vibration isolation pads 03 Nos. (02 Nos. working and 01 No. as stand by). 100mm dia. pressure gauges on both discharge and suction side of pumps shall be provided at the outlet of each pump. (02 Nos. working and 01 No. stand by)
Note: Pump Casing-Cast Iron, Impeller-Bronze/Cast Iron, Shaft-HSS or as per manufacturer, Material of Seal-Mechanical Seal. The condenser water pumps shall have minimum flow rate of 4.0 US GPM/TON respectively.
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(iv) Condenser water MS Class 'B' tubing medium grade of suitable size by electric arc continuous welding, including two coats of synthetic enamel paint over a coat of red oxide primer as per approved colour code fixed on supports, walls, floors etc. for connecting chiller package unit, pump sets and cooling tower, including filters, fittings, valves, pressure gauges, purge cocks at upper most position, blind flanges, strainers with bypass arrangements.
(D) CHILLED WATER CIRCULATION SYSTEM: The chilled water circulation system shall be comprising of the following: (i) Energy saving Split casing type 3 phase electric driven pump sets working on 415 Volts, AC for recirculation of chilled water of 50%, plant capacity-3 Nos. (Two Nos. working and one No standby) including 100mm dia. pressure gauge shall be provided on delivery side of pumps including rubber vibration isolation pads for mounding including all connections complete.
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Note: Pump casing-Cast iron, Impeller-Bronze/Cast Iron, Shaft-HSS or as per manufacturer, Material of Seal-Mechanical seal. The chilled water pumps shall have minimum flow rate of 2.4 US GPM/TON
(ii) Chilled water MS class 'B' tubing medium grade of suitable size, fixed on supports, walls, floors etc for connecting chiller package units, pump sets, AHUs including fittings, valves, pressure gauges, purge cocks at upper most position, blind flanges, strainers joined by electric arc continuous welding all joints sealed with bitumen, laced with chilled water piping insulated with 50mm thick EPS pipe section of TF quality of density 16 KG/Cu.m. and then cladded with aluminium sheet of 28 SWG thick or plastering using sand cement 15mm thick in two layers over chicken wire mesh where buried under earth.
(iii) HDPE /PVC expansion tank of 2000 Litres capacity including pipe connections and insulation with 50mm thick fibre glass wool covered with chicken wire mesh of density of 24 KG/Cu.m. finished with sand cement plaster including civil works and painting with 3 coats of cement based paint and necessary piping, control valves on inlets and wash out, float valve etc.-01 No.
(E) AIR TREATMENT SYSTEM: The air treatment system shall be comprising of the following: (a) Design, supply, Installation, testing and commissioning factory made high static double skinned horizontal type backward curved Air Handling Unit (AHU) with minimum 50mm static pressure with suitable CFM with 0.6mm thick pre coated outer skin & 0.6mm thick inner skin made out of GI sheet not less than 22 gauge. The insulation with 25mm thick PUF panels.
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The AHUs will be floor mounting (with anti-vibration pads) for cooling the air with all accessories and controls comprising the following including painting etc as per standard practice:
Notes: (i) Static pressure may vary according to the design. (ii) The same should be got approved by the Accepting officer and along with the number of AHU's and its CFM also.
(b) SITC hot water generator of suitable capacity for re-heat in monsoon.
(c) Acoustic Insulation with 25mm thick fibre glass rigid boards and finished with RP tissue paper and 28mm gauge aluminium perforated sheet up to 5m from outlet of the air plenum including 5 micron filters in air plenum for all AHUs all as specified and directed. (d) Fresh air damper with GI bowl/fittings and mosquito proof netting shall be provided for each AHU.
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(e) Under deck insulation in AHU Rooms with Fire Retardant XLPE closed cell of thickness 18mm with metalized polyester film and self adhesive backing with protection peel off paper.
(F) AIR DISTRIBUTION SYSTEM: The air distribution system shall be comprising of the following: (i) Supply & Return Air ducting factory made out of commercial grade GI sheet zinc coating 120 grade, IS-277 and factory fabricated as per SMACNA-1995 standards and IS-655, but not less than 22 SWG thick.
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Ducting wherever passing through un-conditioned space shall be insulated with resin bonded Fibre Glass Wool 25mm thick (density 24 KG/Cu.m.) covered with GI chicken wire mesh and cladded with aluminium foil fixed with adhesive tape. Where these ducts are exposed to the sky these will be insulated with 50mm thick fibre glass wool density 24 KG/Cu.m., covered with polythene sheet faced Hessian cloth, GI chicken wire mesh and cladded with sand cement plaster-1 Job (ii) Aluminium powder coated double deflection adjustable type Supply air grills/diffusers with MS volume control dampers and aluminium powder coated fixed bar type return air grills/diffusers as required without volume control damper, for return air-1 Job
(iii) Strip type Heater bank of suitable capacity in three banks as required to achieve design conditions with necessary copper conductor wiring for banking complete for each AHU
(iv) Fire dampers automatic type UL stamped fusible plug (CBRI Certified) and operated with stainless steel spring made out of 16 SWG
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GI sheet and limit switch to be provided in each main supply air duct near plenum in AHU room for each AHU and interlocked with AHU motor to cut off circulation of air in case of fire-01 Job
(G) ELECTRICAL DISTRIBUTION SYSTEM: The electrical distribution system shall be comprising of the following: (i) Main Electrical Panel Board: Cubicle type floor mounted, vermin proof, dust proof as per IE standards, powder coated switch board panel made out of CRCA sheet not less than 2mm thick powder coated paint suitable for operation on 415 Volts, 50 Hz, AC supply internally wired with copper conductor wire comprising of the following:
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(a) TPN Copper bus bar of suitable rating.
(b) Main incoming ACB four wire and 35 KA rupturing capacity and outgoing 25 KA MCCBs of suitable capacity.
(c) One electronic Energy meter of suitable capacity at main incoming
(d) Voltmeter for 0-500 Volts digital type meter (e) Ammeter of required rating digital type
(f) LED indicating lamps
(g) FASD Starters with suitable rating/size, contactors, relays, SPP and glow type push button switches for compressor, chiller pump and humidifier etc.
(h) Provision of insulating Mat Class A, 2mm thick as per IS-15652 (Technical specification as per Annexure ‘A’), first Aid box & Shock treatment chart (Mat at all locations as directed by Engineer-in-Charge).
(j) Provision of Suitable heavy duty power capacitors to maintain PF value not less than 0.98 lagging.
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(ii) Electrical Panel Board for AHUs: Cubicle type floor mounted, vermin proof, dust proof as per IE standards, powder coated switch board panel made out of CRCA sheet not less than 2mm thick powder coated paint suitable for operation on 415 Volts, 50 Hz, AC supply internally wired with copper conductor wire comprising of the following:
(a) TPN Copper Busbar of suitable rating.
(b) Main incoming MCCB of 25 KA rupturing capacity and suitable outgoing for AHU motor HWG and humidifier
(c) Voltmeter for 0-500 Volts digital type meter (d) Ammeter of required rating digital type (e) LED indicating lamps
(f) Starters with suitable rating/size, contactors, relays, SPP and glow type push button switches for AHU motor.
(H) Cabling: Necessary cable connection from main electrical panel to AHU, chilled machines, pump sets etc., i.e. for all the equipment in AC plant room and AHU motor, shall be with unarmoured copper conductor cables. The cables shall be laid in masonry trenches or overhead on cable trays on suitable supports at any distances shall be deemed to be included in the quoted rate. The department will provide only power supply source for taking the connection to the panel board in plant room.
(J) Control Wiring: Refrigeration control wiring with copper conductor, PVC insulated, unsheathed, multistranded, 1100 Volts grade, single core of size 1.5 Sq.mm. drawn in and including PVC conduit of suitable size for interlocking arrangement as per standard practice with thermostat, humidistat, balancing valve, blower motor, pumps, starter etc., all as directed shall deemed to be included in the quoted rate.
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(K) Earthing: Earthing of electric equipments with galvanised steel earth plate electrode 600x600x6mm buried directly in ground earth pit not less than 2.25m deep below normal ground level, connecting to and including GI strip 32x6mm (Up to the body of the equipment) by means of two GI bolts/nuts/ washers. Earth plate shall be surrounded by packed layers of charcoal dust and common salt 15cm thick all around bottom and top and watering pipe 50mm dia. projected 30cm above the GL with one socket and removal GI plug on top and 2.25 meters light grade perforated galvanised steel top with socket and plug and bottom connected to earth plate by slit and two bolts/nuts/washers. Earth strip shall be protected by 40mm bore GI light grade pipe to test point/equipment all as directed including Earth work, GI pipe etc., minimum 16 Jobs is deemed to be included in the quoted rate.
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Notes:
1. The Contractor shall submit heat load calculations as per data sheet & building drawings enclosed with tender and design of Central Air Conditioning system along with the drawings, specifications for compressors, condenser water system with cooling tower, chilled water system, hot water generator supply system complete with pipelines, valves, controls etc. with proper colour coding and supply & return air duct with fire dampers as per STEC pamphlets complete. The design shall be carried out through consultant approved by E-in-C’s branch or CE EC or CE (Navy) Vizag duly vetted by IIT/NITs. The design shall be got approved by rep of AO/CWE before execution of work within 06 (six) months from date of acceptance. The minimum tonnage capacity of plant shall not be less than3x50 TR (2x50 TR as Working & 1x50 TR as Standby). For any higher variation in capacity of plant i.e. compressors with all connected accessories up to air distribution system as per approved design and no price adjustment shall be claimed and the rate quoted shall be deemed to be included for the same.
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2. All civil works required to install, test and commissioning the equipment such as earth work excavation, RCC foundation for equipment, necessary cable ducts with MS covers 10mm thick duly painted, earth work excavation for laying pipe, cable etc & making good all disturbed/broken surfaces to match existing surface including fixing the ducting, painting/distemper/colour wash etc. shall be deemed to be included in the rate quoted by the contractor.
3. Necessary water supply pipe connections for the Expansion tank and A/C plant from existing water supply connection is deemed to be included in the quoted rate.
4. All three phase motors shall provided independent single phasing preventor with phase reversal protection.
5. Manufacturers, Technical back up after sales service support shall be provided for chiller package.
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6. Suitable supports for holding the ducts and pipes will be provided by tenderer as specified and directed. The tenderer shall also examine at site the method of provision of supply ducts from AHU to entry of the building and inside the conditioned space and any columns/beams/angle iron frames etc. if required to support the ducts grills is deemed to be included in the quoted rate.
7. All loads up to 63 Amps shall be controlled by MCB and MCCB for loads above 63 Amps.
8. Perforated GI sheet cable tray 100mm width fixed on angle iron supports grouted in wall for carrying all cables shall be deemed to be included in the quoted rate.
9. Initial charging of oil and refrigerant shall be deemed to be included in the quoted rate.
10. Velocity of air in supply air duct shall not exceed 450m/minute (1500 FPM) and velocity at diffuser outlet shall not exceed 150m/minute (500 FPM)
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11. Necessary drain connection at AHU room and AC plant room shall be provided by the tenderer and shall be deemed to be included in the quoted rate.
12. Any work not included in the above details, but is an inescapable technical requirement for the efficient performance and smooth functioning of the plant shall be clearly specified and included in the offer.
13. Electric and water supply for Phase-I and Phase-II testing will be provided free of cost by the department.
14. COP (Minimum) for Chillers shall be 4.70.
15. The complete plant is to be installed, tested and commissioned only by the skilled engineer of the original Manufacturer of the chiller-packages. Necessary confirmation is to be submitted by the contractor after completion of the work with test certificates before dept undertakes further testing as per tender and cost is deemed to be included in the quoted rate.
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15. All Equipment shall be connected with earth strip of size 32x6mm is deemed to be included in the quoted rate.
16. Phase-II Summer, Monsoon & Winter tests shall be carried out as specified in the Particular Specifications and testing officer to be nominated by accepting officer.
17. After completion of Phase-I test, the plant shall be continuously run for 24 hours (three shifts of 8 hour each per day) by the contractor by providing services of one operator in each shift of 08 hours till completion of all the Phase-II tests and he shall be liable to carry out all the maintenance or repair or replacement of parts (if any) required during this period and quoted rate shall be deemed to be included for this provision. 18. Removal of all electrical fitting/fixtures from ceiling/wall and re-fixing the same after laying of duct including making good of all dismantled surfaces along with provision of new point wiring (wherever damaged) complete as per existing size etc.
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19. Distance marked between Magazine, AHUs and AC plant room on the site plan are approximate. Nothing extra will be paid for variation if any. Contractor shall visit the site to make themselves familiar with working conditions, accessibility of site, availability of materials, location of AHU and length and route of ducting required and other cogent condition etc before quoting the tender. Nothing extra shall be paid consequent to any mistake or misunderstanding or otherwise on this account.
20. The design, erection/installation of AC plant including connected accessories shall be as per CFEES final approval report/STEC pamphlets as specified in PS and the cost for the same is deemed to be included in quoted rate.
21. The rate quoted deemed to be inclusive for nearest higher available capacity of plant as per OEM recommendations and no extra shall be paid on this account.
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Design, supply, installation, testing and commissioning of Scroll Chiller type Water Cooled Central Air Conditioning Plant with Hermetic Compressor comprising of DX type Evaporator, Shell and Tube type Condenser complete with all equipment and accessories of minimum nominal capacity of 2x25 TR each (01 No. working and 01 No. as standby (1x25 TR)) all as per specifications, with IPLV.SI (IKW/TR) as per ASHRAE standards required all as per specifications, drawings and with design conditions comprising of the following complete all as specified and as directed by the Engineer-in-Charge:
Notes:
1. Design of AC Plant, layout of all eqpts including duct layout shall be catered by NIT/IIT. 2. The tenderer shall submit the detail, drawing, specification, duct layout complete for approval of CWE before the commencement of work.
(A) COMPRESSORS: Supply, installation, testing and commissioning of floor-mounted compact screw-type chiller machine complete with hermetic twin scroll type compressors with independent circuits, water-cooled S/T type condenser, S/T horizontal DX type evaporator with carbon steel shell and seamless copper tubes with 19mm nitrile rubber insulation, common base frame, interconnected copper refrigerant piping and wiring, automatic safety controls, flow switch at evaporator and condenser and ozone friendly CFC-free refrigerant gas R-134a/407C. The refrigerant flow control shall use an mechanical expansion valve.
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The chiller shall be designed for a working pressure of 150 psig and hydraulically tested at 225 psig. A number of properly spaced baffles shall be provided for maintaining optimum water velocity and heat transfer and the tubes shall be adequately supported.
(B) CHILLERS: Chillers shall be factory AHRI tested at design conditions at 100%, 75%, 50% and 25% load respectively; test certificates shall be produced for all three chillers. The chiller shall be BMS compatible and shall have RS485/RS232 serial communication protocol; the motor shall be suitable for 3-Phase, 415 Volts ± 10%, 50 Hz, AC electric supply; electric panel shall have an IP 44 rating, as per specification and drawings. The chiller shall be as per the approved particular technical specifications and shall meet the following design criteria:
(a) Chiller: (i) Chilled Water IN: 54° F, (ii) Chilled Water OUT: 44° F (iii) Fouling Factor: 0.0005 (in FPS units) (iv) Water Flow Rate: 2.67 USgpm/TR
(b) Condenser: (i) Condenser Water IN: 90° F (ii) Condenser Water OUT: 100° F (iii) Fouling Factor: 0.001 (in FPS units) (iv) Water Flow Rate: 4.25 USgpm/TR
(c) Minimum COP (at ARI conditions): 4.15
(d) Condenser Section: Shell and Tube type condenser internally knurled copper tubes.
(e) Expansion Valve: Mechanical expansion valve should be capable
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enough to operate on wider temperature range with energy efficient improvement at part load conditions, as per manufacturer’s specifications
(f) Evaporator: Flooded type evaporator all as per manufacturer’s specifications.
(g) Safety Protection: Safety protection on low cooling temperature, high refrigerant pressure, electric leak, compressor overload, high/low voltage and single phasing shall be provided. Automatic control of refrigerant condition and compressor ON/OFF status and loading sequence system shall be provided.
(h) Refrigerant: HFC-134 A/HFC-410 A/HFC-407 C of zero ozone depletion potential refrigeration circuits of total capacity as per manufacturers specifications
(j) Control: Micro Processor control with LCD interface capable of monitoring all machine operating parameters like suction/discharge pressure, oil pressure, compressor operating hours, set point, air temperature, entering/leaving water temperature etc complete and precisely manages the operation of compressors, expansion devices, fans and of the evaporator/chiller water pump for optimum energy efficiency as per manufacturers specifications.
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(C) CONDENSER WATER CIRCULATION SYSTEM: The condenser water circulation system shall be comprising of the following: (i) FRP induced draft cooling tower of total 110% plant working capacity suitable for above plant conditions complete with spray section, honey comb fill, basin, CT fan, TEFC Motor, intake bird screen and other accessories (Technical Specifications as per the manufacturer)
(ii) HDPE make up water tank of 5,000 Litres capacity (2 Nos.) installed on PCC/brick staging for makeup water requirement including brass float valve with polyethylene ball, over flow and drain arrangement, incoming connection of GI pipe 50mm bore medium grade from tank to tapping point including necessary cutting of existing pipe line and tapping of branch connections with GI pipe 25mm bore medium grade all as directed (The item rate is inclusive of provisioning all connected incoming pipe lines from existing sources and all
outgoing)-01 Job.
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(iii) Energy saving Split casing type 3 Phase electric driven pump set of 50% capacity and discharge as per capacity of plant working on 415 Volts, AC, FASD starter for re-circulation of condenser water with ribbed rubber vibration isolation pads 02 Nos. (01 No. working and 01 No. as stand by). 100mm dia. pressure gauges on both discharge and suction side of pumps shall be provided at the outlet of each pump. (01 No. working and 01 No. stand by)
Note: Pump Casing-Cast Iron, Impeller-Bronze/Cast Iron, Shaft-HSS or as per manufacturer, Material of Seal-Mechanical Seal. The condenser water pumps shall have minimum flow rate of 4.0 US GPM/TON respectively.
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(iv) Condenser water MS Class 'B' tubing medium grade of suitable size by electric arc continuous welding, including two coats of synthetic enamel paint over a coat of red oxide primer as per approved colour code fixed on supports, walls, floors etc. for connecting chiller package unit, pump sets and cooling tower, including filters, fittings, valves, pressure gauges, purge cocks at upper most position, blind flanges, strainers with bypass arrangements.
(D) CHILLED WATER CIRCULATION SYSTEM: The chilled water circulation system shall be comprising of the following: (i) Energy saving Split casing type 3 phase electric driven pump sets working on 415 Volts, AC for recirculation of chilled water of 50%, plant capacity-2 Nos. (One working and one No standby) including 100mm dia. pressure gauge shall be provided on delivery side of pumps including rubber vibration isolation pads for mounding including all connections complete.
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Note: Pump casing-Cast iron, Impeller-Bronze/Cast Iron, Shaft-HSS or as per manufacturer, Material of Seal-Mechanical seal. The chilled water pumps shall have minimum flow rate of 2.4 US GPM/TON
(ii) Chilled water MS class 'B' tubing medium grade of suitable size, fixed on supports, walls, floors etc for connecting chiller package units, pump sets, AHUs including fittings, valves, pressure gauges, purge cocks at upper most position, blind flanges, strainers joined by electric arc continuous welding all joints sealed with bitumen, laced with chilled water piping insulated with 50mm thick EPS pipe section of TF quality of density 16 KG/Cu.m. and then cladded with aluminium sheet of 28 SWG thick or plastering using sand cement 15mm thick in two layers over chicken wire mesh where buried under earth.
(iii) HDPE/PVC expansion tank of 2000 Litres capacity including pipe connections and insulation with 50mm thick fibre glass wool covered with chicken wire mesh of density of 24 KG/Cu.m. finished with sand cement plaster including civil works and painting with 3 coats of cement based paint and necessary piping, control valves on inlets and wash out, float valve etc.-01 No.
(E) AIR TREATMENT SYSTEM: The air treatment system shall be comprising of the following: (a) Design, supply, Installation, testing and commissioning factory made high static double skinned horizontal type backward curved Air Handling Unit (AHU) with minimum 50mm static pressure with suitable CFM with 0.6mm thick pre coated outer skin & 0.6mm thick inner skin made out of GI sheet not less than 22 gauge. The insulation with 25mm thick PUF panels.
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The AHUs will be floor mounting (with anti-vibration pads) for cooling the air with all accessories and controls comprising the following including painting etc as per standard practice:
Notes: (i) Static pressure may vary according to the design. (ii) The same should be got approved by the Accepting officer and along with the number of AHU's and its CFM also.
(b) SITC hot water generator of suitable capacity for re-heat in monsoon.
(c) Acoustic Insulation with 25mm thick fibre glass rigid boards and finished with RP tissue paper and 28mm gauge aluminium perforated sheet up to 5m from outlet of the air plenum including 5 micron filters in air plenum for all AHUs all as specified and directed. (d) Fresh air damper with GI bowl/fittings and mosquito proof netting shall be provided for each AHU.
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(e) Under deck insulation in AHU Rooms with Fire Retardant XLPE closed cell of thickness 18mm with metalized polyester film and self adhesive backing with protection peel off paper.
(F) AIR DISTRIBUTION SYSTEM: The air distribution system shall be comprising of the following: (i) Supply & Return Air ducting factory made out of commercial grade GI sheet zinc coating 120 grade, IS-277 and factory fabricated as per SMACNA-1995 standards and IS-655, but not less than 22 SWG thick.
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Ducting wherever passing through un-conditioned space shall be insulated with resin bonded Fibre Glass Wool 25mm thick (density 24 KG/Cu.m.) covered with GI chicken wire mesh and cladded with aluminium foil fixed with adhesive tape. Where these ducts are exposed to the sky these will be insulated with 50mm thick fibre glass wool density 24 KG/Cu.m., covered with polythene sheet faced Hessian cloth, GI chicken wire mesh and cladded with sand cement plaster-1 Job (ii) Aluminium powder coated double deflection adjustable type Supply air grills/diffusers with MS volume control dampers and aluminium powder coated fixed bar type return air grills/diffusers as required without volume control damper, for return air-1 Job
(iii) Strip type Heater bank of suitable capacity in three banks as required to achieve design conditions with necessary copper conductor wiring for banking complete for each AHU
(iv) Fire dampers automatic type UL stamped fusible plug (CBRI Certified) and operated with stainless steel spring made out of 16 SWG
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GI sheet and limit switch to be provided in each main supply air duct near plenum in AHU room for each AHU and interlocked with AHU motor to cut off circulation of air in case of fire-01 Job
(G) ELECTRICAL DISTRIBUTION SYSTEM: The electrical distribution system shall be comprising of the following: (i) Main Electrical Panel Board: Cubicle type floor mounted, vermin proof, dust proof as per IE standards, powder coated switch board panel made out of CRCA sheet not less than 2mm thick powder coated paint suitable for operation on 415 Volts, 50 Hz, AC supply internally wired with copper conductor wire comprising of the following:
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(a) TPN Copper bus bar of suitable rating.
(b) Main incoming ACB four wire and 35 KA rupturing capacity and outgoing 25 KA MCCBs of suitable capacity.
(c) One electronic Energy meter of suitable capacity at main incoming
(d) Voltmeter for 0-500 Volts digital type meter (e) Ammeter of required rating digital type
(f) LED indicating lamps
(g) FASD Starters with suitable rating/size, contactors, relays, SPP and glow type push button switches for compressor, chiller pump and humidifier etc.
(h) Provision of insulating Mat Class A, 2mm thick as per IS-15652 (Technical specification as per Annexure ‘A’), first Aid box & Shock treatment chart (Mat at all locations as directed by Engineer-in-Charge).
(j) Provision of Suitable heavy duty power capacitors to maintain PF value not less than 0.98 lagging.
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(ii) Electrical Panel Board for AHUs: Cubicle type floor mounted, vermin proof, dust proof as per IE standards, powder coated switch board panel made out of CRCA sheet not less than 2mm thick powder coated paint suitable for operation on 415 Volts, 50 Hz, AC supply internally wired with copper conductor wire comprising of the following:
(a) TPN Copper Busbar of suitable rating.
(b) Main incoming MCCB of 25 KA rupturing capacity and suitable outgoing for AHU motor HWG and humidifier
(c) Voltmeter for 0-500 Volts digital type meter (d) Ammeter of required rating digital type (e) LED indicating lamps
(f) Starters with suitable rating/size, contactors, relays, SPP and glow type push button switches for AHU motor.
(H) Cabling: Necessary cable connection from main electrical panel to AHU, chilled machines, pump sets etc., i.e. for all the equipment in AC plant room and AHU motor, shall be with unarmoured copper conductor cables. The cables shall be laid in masonry trenches or overhead on cable trays on suitable supports at any distances shall be deemed to be included in the quoted rate. The department will provide only power supply source for taking the connection to the panel board in plant room.
(J) Control Wiring: Refrigeration control wiring with copper conductor, PVC insulated, unsheathed, multistranded, 1100 Volts grade, single core of size 1.5 Sq.mm. drawn in and including PVC conduit of suitable size for interlocking arrangement as per standard practice with thermostat, humidistat, balancing valve, blower motor, pumps, starter etc., all as directed shall deemed to be included in the quoted rate.
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(K) Earthing: Earthing of electric equipments with galvanised steel earth plate electrode 600x600x6mm buried directly in ground earth pit not less than 2.25m deep below normal ground level, connecting to and including GI strip 32x6mm (Up to the body of the equipment) by means of two GI bolts/nuts/ washers. Earth plate shall be surrounded by packed layers of charcoal dust and common salt 15cm thick all around bottom and top and watering pipe 50mm dia. projected 30cm above the GL with one socket and removal GI plug on top and 2.25 meters light grade perforated galvanised steel top with socket and plug and bottom connected to earth plate by slit and two bolts/nuts/washers. Earth strip shall be protected by 40mm bore GI light grade pipe to test point/equipment all as directed including Earth work, GI pipe etc., minimum 16 Jobs is deemed to be included in the quoted rate.
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Notes:
1. The Contractor shall submit heat load calculations as per data sheet & building drawings enclosed with tender and design of Central Air Conditioning system along with the drawings, specifications for compressors, condenser water system with cooling tower, chilled water system, hot water generator supply system complete with pipelines, valves, controls etc. with proper colour coding and supply & return air duct with fire dampers as per STEC pamphlets complete. The design shall be carried out through consultant approved by E-in-C’s branch or CE EC or CE (Navy) Vizag duly vetted by IIT/NITs. The design shall be got approved by rep of AO/CWE before execution of work within 06 (six) months from date of acceptance. The minimum tonnage capacity of plant shall not be less than2x25 TR (1x25 TR as Working & 1x25 TR as Standby). For any higher variation in capacity of plant i.e. compressors with all connected accessories up to air distribution system as per approved design and no price adjustment shall be claimed and the rate quoted shall be deemed to be included for the same.
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2. All civil works required to install, test and commissioning the equipment such as earth work excavation, RCC foundation for equipment, necessary cable ducts with MS covers 10mm thick duly painted, earth work excavation for laying pipe, cable etc & making good all disturbed/broken surfaces to match existing surface including fixing the ducting, painting/distemper/colour wash etc. shall be deemed to be included in the rate quoted by the contractor.
3. Necessary water supply pipe connections for the Expansion tank and A/C plant from existing water supply connection is deemed to be included in the quoted rate.
4. All three phase motors shall provided independent single phasing preventor with phase reversal protection.
5. Manufacturers, Technical back up after sales service support shall be provided for chiller package.
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6. Suitable supports for holding the ducts and pipes will be provided by tenderer as specified and directed. The tenderer shall also examine at site the method of provision of supply ducts from AHU to entry of the building and inside the conditioned space and any columns/beams/angle iron frames etc. if required to support the ducts grills is deemed to be included in the quoted rate.
7. All loads up to 63 Amps shall be controlled by MCB and MCCB for loads above 63 Amps.
8. Perforated GI sheet cable tray 100mm width fixed on angle iron supports grouted in wall for carrying all cables shall be deemed to be included in the quoted rate.
9. Initial charging of oil and refrigerant shall be deemed to be included in the quoted rate.
10. Velocity of air in supply air duct shall not exceed 450m/minute (1500 FPM) and velocity at diffuser outlet shall not exceed 150m/minute (500 FPM)
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11. Necessary drain connection at AHU room and AC plant room shall be provided by the tenderer and shall be deemed to be included in the quoted rate.
12. Any work not included in the above details, but is an inescapable technical requirement for the efficient performance and smooth functioning of the plant shall be clearly specified and included in the offer.
13. Electric and water supply for Phase-I and Phase-II testing will be provided free of cost by the department.
14. COP (Minimum) for Chillers shall be 4.70.
15. The complete plant is to be installed, tested and commissioned only by the skilled engineer of the original Manufacturer of the chiller-packages. Necessary confirmation is to be submitted by the contractor after completion of the work with test certificates before dept undertakes further testing as per tender and cost is deemed to be included in the quoted rate.
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15. All Equipment shall be connected with earth strip of size 32x6mm is deemed to be included in the quoted rate.
16. Phase-II Summer, Monsoon & Winter tests shall be carried out as specified in the Particular Specifications and testing officer to be nominated by accepting officer.
17. After completion of Phase-I test, the plant shall be continuously run for 24 hours (three shifts of 8 hour each per day) by the contractor by providing services of one operator in each shift of 08 hours till completion of all the Phase-II tests and he shall be liable to carry out all the maintenance or repair or replacement of parts (if any) required during this period and quoted rate shall be deemed to be included for this provision.
18. Removal of all electrical fitting/fixtures from ceiling/wall and re-fixing the same after laying of duct including making good of all dismantled surfaces along with provision of new point wiring (wherever damaged) complete as per existing size etc.
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19. Distance marked between Magazine, AHUs and AC plant room on the site plan are approximate. Nothing extra will be paid for variation if any. Contractor shall visit the site to make themselves familiar with working conditions, accessibility of site, availability of materials, location of AHU and length and route of ducting required and other cogent condition etc before quoting the tender. Nothing extra shall be paid consequent to any mistake or misunderstanding or otherwise on this account.
20. The design, erection/installation of AC plant including connected accessories shall be as per CFEES final approval report/STEC pamphlets as specified in PS and the cost for the same is deemed to be included in quoted rate.
21. The rate quoted deemed to be inclusive for nearest higher available capacity of plant as per OEM recommendations and no extra shall be paid on this account.
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