Directorate Of Construction Services And Estate Management Tender
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Directorate Of Construction Services And Estate Management - DCSEM Tender
Electrical and Electronics
Eprocure
Opening Date26 Dec 2024
Closing Date15 Jan 2025
Tender Amount₹ 72,70,000
Costs
EMD
₹ 1,45,400Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2024_DCSEM_841280_1Bid Award Id
ViewTender No
DCSEM/CQD/QSC/HBNI/DG Set /24-25/NIT-34, Dt.19/12/2024Tender Authority
Directorate Of Construction Services And Estate Management ViewPurchaser Address
-Website
http://eprocure.gov.in
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Documents
BOQ Items
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Exhaust Piping: Supply, installation, testing and commissioning of following MS exhaust piping, heavy duty class-B complete with all accessories such as bends flanges, flexible connections at a suitable distance etc. and insulated with 75 mm thick layer of LRB rock wool having 96 kg/m3 density, cladding with 24 gauge aluminium sheet all-round the exhaust pipe complete as required at site indoor and outdoor, exhaust piping shall be extended above S/S building height as per as per MoEF/CPCB norm including MS supports properly painted,fixing of residential grade silencers, flexible bellows complete as per technical specifications & instructions of EIC.
Note:1) The outdoor exhaust structure, its RCC foundation work and MS structure work etc. shall be included in RCC work and MS fabrication work in the miscellaneous item of the relevant items. 2) The RCC foundation and MS support structure for exhaust piping work shall be designed by the agency and submitted to department for approval drawing.
3) The exhaust piping work including necessary supporting arrangements shall be included in this item.
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150 mm dia ( I/D)
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Battery Charger for DG set batteries-Supply, Installation, testing and commissioning of suitable baterry charger cubicle panel, indoor type, IP42, floor/wall mounted, intended to operate on 415V, 50Hz, 3phase, 4-wire incoming power supply. The charger unit shall be complete with float charger & boost charger long with relays, contactor, switches, Ammeter, Voltmeter etc complete as required and as per manufacturers standard design. The scope includes supply of DCDB with 1no. incomer and 4 outgoing. ( 1 no. for DG set starting batteries) The charging voltage shall be as per the voltage level of DG set batteries.
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Design, manufacture,shop testing at works, supply,
installation,testing & commissioning of floor mounting front operated front/ rear access, extensible type, IP-42 protection, IK 10 rating and form 3b separation. suitable for use at 415 V, 3 phase 4 wire 50 Hz system, and to withstand a fault level as specified in SOQ. All switchboards shall have provision for entry of cables from the top/bottom as required.
Note: 1) All G.A. & fabrication drawings shall be got approved
from the E.I.C. Final painting of panel to be done with powder coating. Necessary touch up may be done at site, incase if required. The scope includes all tests as specified in relevant I.S. and as directed by E.I.C. 2) The equipment shall be designed to ensure complete safety during operation inspection, connection of cables etc.
3) The size of the earth bus chosen shall be to withstand full fault current as specified at 415V.
4) All the current transformers are resin cast type class-1 only.
5) Scope includes cable end boxes, reverse entry boxes as per site conditions and extension of bus bars as required for terminating the number of cables as per schematic diagram.
6) G.A. & detailed fabrication drawing and short circuit forces and temp rise calculation for panel including the panel fabricator shall be submitted for dept. approval.
7) Bimetallic washers to be used for all aluminium to copper joints wherever required & it shall be of approved make & quality.
8) All inter connection for incoming & outgoing should be with copper busbar.
9) All MCCBs shall have Ics as specified at 415V.
10) Scope includes the MS channels (ISMC 100) required for installation of Panel on cable trench including cutting of M.S.chequered plate trench covers to require size after installation of Panel.
11) The control cabling of size min. armoured 1.5 sqmm copper and auxiliary power supply cabling of size min. armoured 2.5sqmm copper between DG set, ATS Panel & Emergency panel and Main Panel shall be included in the item
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Main Emergency Panel: Incomer : I/C comprising of the following- 1 set
i) Current Transformers for Dedicated Energy Meter for DG: 600/5 A, Class 1.0, 15 VA - 3 Nos. (for DG power measurement)
ii) Dedicated Digital Static Energy Meter for DG: similar to Schneider EM6400 , Class 1.0 accuracy, for independent active energy measurement (kWh) on the DG supply with communication facility - 1 No. (for DG power measurement)
iii) 4P, 415V, 600A,35kA, Solenoid based Auto Transfer switch including the controller with over lapping neutral similar to M/s Asco make 7000 series with group 5 controller or equivalent- 1 set
iv) Current transformers 600/5 A, Class 1.0, 15 VA - 3 Nos.
v) 96 sqmm Voltmeter 0-500V with 3 way & off selector switch- 1 No.
vi) 96 sqmm Ammeter 0-600 A with 3 way & off selector switch- 1 No.
vii) LED type indication lamps as per specifications & drawing - 1 LOT
viii) Digital Multifunction meter with communication facility-1No.
ix) 4P,415V,630A, 36kA electronic type MCCB with O/C+S/C+E/F protection- 1no.
Busbars: 630A TPN tinned copper busbar having maximum current density of 1.24 A/sq.mm to with stand symmetrical fault level of 36 KA for 1 sec at 415 V. The neutral busbar shall have 100 % capacity.
Outgoing feeders:
i) FP, 415V, 250A, 36 kA MCCB with microprocessor
based S/C+overcurrent - 6 Nos.
ii) FP, 415V, 160A, 36 kA MCCB with Thermal Magnetic
based S/C+overcurrent - 2 Nos.
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Supply, installation, and commissioning of a new MCCB to replace an existing MCCB in LT panel.
The scope includes: 1) Dismantling: Safe removal of the existing MCCB, including ssociated wiring, busbar extensions, and connections.
2) Wiring and Termination: Supply and installation of suitable size power cables or busbar links between the new MCCB and busbars as per instructions of EIC. Terminations and necessary insulation accessories must be provided.
3) Testing and Commissioning: Comprehensive testing of the installed MCCB, including insulation resistance, functional checks, and load testing. Ensure compatibility with downstream equipment and settings as per load requirements. 4) Documentation: Updating panel drawings, labels, and documentation to reflect the changes, including MCCB ratings and modifications done. Note:- The existing MCCB along with accessories removed shall be handed over to the users.
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FP, 415V,630A, 50kA MCCB with microprocessor based S/C+ overcurrent to replace an existing 250A MCCB.
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L.T Cables: Supply, installation, testing & commissioning of 1.1 KV grade aluminium/ Cu stranded circular/ sector shape core conductor with XLPE insulation, extruded PVC inner sheathed, G.I flat strip/wire armoured, extruded FRLS grade antirodent & anti termite PVC (ST-2)outer sheathed cable conforming to IS : 1554 Part I / IS 7098 Part-I with latest amendments, fixed on wall/column/slab/false ceiling /existing cable tray /existing hume pipe/trench/ shaft/pit/ on 5mm thick M.S. flat /GI spacer/angle/ support fixed with coach screws/grouted in wall/anchor fasteners 2mm. thick G.I. fabricated saddle, all fixing accessories, etc complete including painting of M.S spacers/angles and saddles or in ground , sand bedding, laying of baked bricks on side & top, temporary reinstatement, back filling, dewatering, consolidation, disposal of excess earth within the radius of 500 m and making good to the original finish etc. providing Al cable tag as per enclosed detailed specifications, drawings & as per instructions of the E-I-C & of the following sizes.
NOTE: 1) Sealing of hume pipes with wooden bushes after cable laying shall be included in the scope of work.
2) Clamping of cables on trays including supply of clamping materials as per instruction of EIC shall be included in the scope of work.
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3.5C x 240 Sq.mm Al. conductor cable
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3.5C x 185 Sq.mm Al. conductor cable
80
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3.5C x 150 Sq.mm Al. conductor cable
500
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LT Cables End Joints-End jointing of following sizes of cable by crimping with supply of all jointing materials like solderless tinned copper cable socket,double compression brass cable glands, gland earthing, insulation tape, flux, duplicate interconnection between gland earthing strip & to the nearest earthing bus terminals as per the drawings, specifications and as per the instructions of the Engineer-in-charge.
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3.5C x 240 Sq.mm Al. conductor cable
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3.5C x 150 Sq. mm Al. conductor cable
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LT Cable Joints diversion : Opening of 1.1 kV voltage grade Aluminium conductor armoured XLPE insulated cable from Substation LT Panel and connecting the same to Emergency Panel to make complete joint as required and as per instruction of EIC.
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3.5Cx185 Sq.mm XLPE Al conductor cable
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LT Straight Through Cable Joints : Supply,installation and termination for 1.1 kV voltage grade Aluminium conductor armoured XLPE insulated cable including heat shrinkable jointing kit complete with tinned copper ferrules,all accessories and materials required to make complete joint as required and as per technical specification & as per instruction of EIC.
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3.5Cx185 Sq.mm XLPE Al conductor cable
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Supply,installation,testing & commissioning of maintenance free earthing system & associated works, etc. complete as per specifications & instructions of E-I-C.
NOTE:
1) Measurement of resistance of earthing grid must be carried out as per instructions of EIC.
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Providing and making earth station comprising of 17 mm dia 3m long earthing electrode of high tensile low carbon steel rod molecularly bonded 250 micron copper coating on the outer surface, filling bore with suitable earth
enhancement compound as per IEC 62561-7 & manufacturer's standard, surrounding the earth electrode complete with all required materials & instructions of EIC.
Note: The scope includes :-
1) Installation of earth rods including making pit/ drilling 150 mm dia, 3m deep bore holes in normal soil/ hard rock as per manufacturer's recommendations & design.
2) Exothermic welding of joints between earth electrode & GI / tinned Cu strip and between GI / tinned Cu strips, used for interconnection of earth electrodes.
3) Each earth electrode shall be provided with poly plastic inspection chamber with cover as per OEM standard.
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Supply & installation of 50 x 6mm & 150 mm long heavily hot dipped GI equipotential bar inside existing concrete chamber (600 x 600 x 600 mm) as per instructions of EIC. (For housing equipment Earthing Equipotential bar ,DG neutral earthing equipotential bar and exhaust stack).
Note:
1) The date of testing and earth resistance value shall be written on the cover with black base with yellow paint.
2) The concrete chamber shall be measured under relevant items of RCC work of civil section & MS hinged cover under MS fabrications item of relevant item.
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50 X 6 mm GI earth strip fixed on wall/side of trench/ slab /column /beam/ shaft connection to panel/DBs/SFU's etc. with 5mm thick G.I. Spacers & 2mm thick G.I. Saddle or in ground at 500 mm below with earth enhancing material surrounding the strip, including excavation in ground, refilling & removal of excess earth within a radius of 500 m, temporary instatement & back filling of trench, consolidation, painting with two coats of black bituminous paint for earth wire/ strip in ground & green enamel paint for earth wire /strip on surface etc.
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Insulating Mat :Supply and fixing in position of 'A' class ELASTOMER' insulating mat for protection to operators for working voltages upto 3.3 KV as per IS 15652 - 2006 of size 1000 mm (W) as per instructions of EIC.
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Safety Equipment:Providing and fixing danger plates made of mild steel atleast 2 mm thick & vitreous enameled white on both sides and with inscriptions in single red colour on front
side as required.
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Medium Voltage size 200 mm x 150 mm
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Providing and fixing carbon di-oxide (CO2) type fire extinguishers conforming to IS 15683 and cylinders fully
charged of 4.5kg capacity.
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Supply and fixing of foam fire extinguishers, portable type 9 litres capacity ( IS 15683) hanged on wall with bracket complete as required.
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Supply & fixing of ABC type Fire extinguisher (IS 15683) -6 kg capacity
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Supply and fixing safety instruction chart in three languages with necessary lamination mounted on wooden frame with 5 mm thick glass as required ( approx front area 1.20 sq.mt).
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Supply and fixing of electric schematic as built drawing (A1 size) in AUTOGLO with Al frame & as per instructions of E-I-C
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Supply & erection of canopy type MS structure made of 40 NB medium MS pipe as per IS 1239 grouted in 1:2:4 PCC foundation , 25 x 25 x 3 mm angle iron framework and 14 SWG GI sheet covering and providing 4 nos 9.5 litre capacity GI bucket painted in post office red colour with prior coat of red-oxide paint with written with white paint 'FIRE' and
including filling with clean sand, complete as required & as per instructions of EIC.
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Providing first aid box as approved by St. John Ambulance Brigade/Indian Red Cross conforming to IS 2217-1963 including necessary wall mounting MS frame etc. as required.
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Supply and fixing shock treatment chart in three languages with necessary lamination mounted on wooden frame with 5 mm thick glass as required ( approx front area 1.20 sq.mt).
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Supply of artificial respirator as per Director General of Medical Supplies, Govt of India , required as per IE Rule no.44.
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Supply & fixing 'NO SMOKING' & RESTRICTED ZONE' AUTOGLO' sign boards in three language with Al. frame as required & instructions of EIC.
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Supply of HT rubber gloves 1 pair & gum boots 1 pair of approved quality suitable for use at 11kV, confirming to relevant statutory regulations, IS as required & as per instructionss of EIC.
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Vernier Caliper -made of Stainless steel, it shall have Digital display for output and with resolution of 0.01mm and accuracy of +/- 0.03mm, button zero, ON/FF ,mm/Inch selection button, as per IS DIN862 compliant with Automatic turn ON/OFF facility and measuring range of 0-150mm, with exclusve Absolute encoder technology, Similar to M/s Mitutoyo 500-196-30 Digial caliper or equivalent approved
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Handeheld Digital Multimeter- shall measure following parameters:
1) AC/DC Voltage from 0.1mV to 1000V, -1% accuracy
2)Resistance upto 40MOhm- 0.5% accuracy
3) AC/DC Current upto 10A-1.5% accuracy
4)Continuity beeper.
Shall have LCD display with backlight feature, IP40 Similar To M/s Fluke 15B+ multimeter or equivalent approved.
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Digital handheld Luminometer for visible light meaurement from variety of light sources fluorescent, metal halide, high pressure sodium, or incandescent lamps upto 20000 foot-candles of lux with an accuracy of 0.01 fc/lux similar to M/s Fluke 941 or equivalent approved.
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CABLE TRAYS AND CABLE MANAGEMENT SYSTEM : Supplying and fixing following sizes of GI wire mesh tray, hot dipped galvanised between 60 and 80 microns of zinc as per BS 729 carbon Steel cable trays including horizontal and vertical bends, reducers, tees, cross members and other accessories as required, and duly suspended from the ceiling with electro-zinc coated TF rods, wall mounting brackets etc.
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150mm width x 100 mm depth
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300mm width x 100 mm depth
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Cable Marker :Supply, installation of oval/circular shaped G.I cable marker engraved as "LT/HT Cable/HT straight through joint" complete with 32mm dia NB medium G.I pipe support as per IS 1239 with 1:2:4 PCC base concreting, G.I nut bolts, including excavation in all types of soil upto required depth and refilling etc all as per drawing,specifications and as per the instructions of E.I.C
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Supply, installation of GI pipe of B class sleeves in beams/ column/slab for passing electrical cables/conduit as per instruction of E-I-C.
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40 mm dia
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60 mm dia
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80 mm dia
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M. S. Boxes :Fabrication, supply and installation of M.S. boxes with 2 coats of primer & 2 coats of enamel / PU paint as per instructions of EIC.
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MS Fabrication for exhaust structure :Supply, fabrication and installation of supports using MS channel/angle / flat/ MS rod hangers etc.including cutting, fabrication, welding etc. and painting with two coats of primer and two coats of enamel/ PU paint of approved shade as per instructions of EIC.
2000
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RCC foundation for exhaust structure : Providing and laying in position reinforced cement concrete of M20 grade (1:1.5:3 mix ratio of cement, sand, and 20 mm graded stone aggregate) for structural elements such as beams, columns, slabs, etc., including cost of formwork, centering, shuttering, compaction, finishing, curing, and all necessary scaffolding. Concrete should be laid in layers and compacted by a needle vibrator to ensure uniform density and strength as per IS 456 standards. Reinforcement bars, steel binding wire, and all additional materials are to be included as per structural drawings and specifications.
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Blank MS/PVC (HMS) Conduits : Supply & installation of high mechanical stress (HMS) rigid PVC conduit having ISI marked IS 9537 Part - 3, including fixing accessories & hardware concealed /exposed in slab/wall or on 5mm. thick G.I. spacers fixed with no. 10 nettle fold wood screws with nylon plug complete with all conduit accessories 20 SWG G.I. Saddles, MS/PVC pull out boxes, MS/PVC junction boxes, couplers, bends binding wires etc. as per site condition & as per instructions of E-I-C and of following sizes :-
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25 mm dia
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32 mm dia
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40 mm dia
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Supply, fixing & installation of pre mixed & ready to use M/s. HILTI make firestop foam CP 620 in 300ml bottle for sealing openings in electrical shafts, Telephone shaft, raceways & cutouts, hump pipes & where ever required & as per instruction of EIC.
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Supply, fixing & installation of pre mixed & ready to use M/s. HILTI make firestop mortar CP 636 for sealing openings in electrical shafts, Telephone shaft, raceways & cutouts, hume pipes & where ever required & as per instruction of EIC.
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Supply & laying of 50/42 mm OD/ID self lubricated HDPE pipes in ground at depth of 600 mm including excavation, cutting of existing footpath,road etc, sand bedding,laying of warning tape on top,temporary reinstatement.back filling, dewatering if necessary consolidation,disposal of excess earth with in the radius of 500 m etc. or fixed on wall/ column/ slab with 5mm thick M.S. flat /GI spacer/angle/ support fixed with coach screws/ grouted in wall/anchor fasteners 2mm thick G.I. fabricated saddle, all fixing accessories, etc complete including painting of M.S spacers/angles all as per the attached work specification and instructions of EIC. Note:
1) The scope of work includes HDPE pipe accessories such as couplers, cable end plugs, cable sealing plugs etc.
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In ground
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On wall/ slab/ column/false ceiling/existing cable tray/ existing hume pipe/trench/shaft/pit etc.
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PVC trunking system :Supply, installation, testing & commissioning of 80 x 50 mm PVC trunking with flexible cover of 65mm width of M/s Legrand make, suitable for mounting on wall as per instructions of EIC . Note:
All the accessories like Internal, Flat & external angles, VDI accessories for internal, Flat & external angles, end caps, joint covers, cable tie base etc. suitable for 80 x 50 mm PVC trunking shall be included in the scope of work.
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