Public Works Department Tender
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Public Works Department - PWD Tender
Electrical and Electronics
Electrical Works
Eprocure
Opening Date1 Feb 2024
Closing Date12 Feb 2024
Tender AmountRefer Documents
Costs
EMD
₹ 72,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
Scription for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user
Contact
Tender Id
2024_PWD_416410_1Bid Award Id
ViewTender No
01/NIT15/2024Tender Authority
Public Works Department ViewPurchaser Address
-Website
http://tntenders.gov.in
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
BOQ Items
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Renewal by supply and fixing of single box type 20W LED fitting with LED (Higher End Philips/Havells make) with conduit pipe(2 mtr) suspension from the ceiling with PVC unsheathed Copper leads from terminals to the fitting. (DATA–2)
155
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Renewal by supply and fixing of 4'18W Twin box type LED fitting with conduit pipe suspension (2 mtr) from the ceiling with 2Nos. of 18w crystal glass LED tube (Havells make) with PVC unsheathed Copper leads from terminals to the fitting. (DATA –3)
94
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Renewal by supply and fixing of 24W LED 4000K 2 x 2 Square type Recessed fitting (Higher End Philips / Havells/Equivalent) complete with TW round blocks on wall or ceiling with PVC unsheathed Copper leads from terminals to the fitting. (SD - 526)
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Renewal by supply and fixing of Battern holder and 9W LED for BH point. (DATA - 4)
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Renewal by supply and fixing of 48W LED street light fitting (Higher End Philips/Havells /Equivalent) complete with 19mm dia GI pipe (Class ‘B’) with 1 No. 19mm GI bend complete on the existing post/wall with 16A aerial fuse unit on MS plate with PVC unsheathed copper leads MS clamps and aluminium painting.
(SD - 535)
12
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Renewal by supply and fixing of 120W LED street light fitting (Higher End) complete with 32mm dia GI pipe (Class ‘B’) with 1 No. 32mm GI bend complete on the existing post/wall with 16A aerial fuse unit on MS plate with PVC unsheathed copper leads MS clamps and aluminum painting.(SD - 537)
15
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Renewal by supply and fixing of 65mm (21/2”) GI pipe (Class ‘B’) of 6mtr. Length with 300mm x 300mm x 6mm MS base plate, duly welded at the bottom with concreting with construction of Masonry pedestal with suitable MS box to house 5A control switch 16A fuse unit (500V) etc. with suitable angle iron frame work, with door and with lock and key arrangements with supply and fixing of 48W LED street light fitting (Higher end) with 1 mt. of 32mm dia GI pipe (Class ‘B’) complete, with necessary clamps, on the above post with PVC unsheathed leads with painting of suitable colour.(SD - 543)
12
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Renewal by supply and fixing of 1200mm (48") ceiling fan Crompton High Speed complete with stepped 2Module 100W regulator with 2mtr down rod on the existing fan clamp.(Modular switch, Cover plates should be Legrend/L&T/ Hager make). (DATA - 5)
112
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Renewal by supply and fixing of 3Nos. 6A 5 pin universal socket 2 module with 6A 1way SP 1module switch concealed in suitable 12 module metal flush type box (GI) covered with 12/16 (2 row x 6) module white cover plate with frame (Plastic) (Higher End) in flush with wall with necessary connection.(For Computer plug socket) (SD - 476)
64
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Renewal by supply and fixing of 6A/16A 3pin combined flush type wall socket - 3Module with 16A flush type 1W switches- 1Module with indicator on suitable Modular Metal Box. (Modular switch, Cover plates should be Legrend/L&T/Hager make) (SD - 488)
32
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Renewal by supply and fixing of 2 Nos.6A/16A modular control switches concealed in suitable 6 module flush metal box (GI) in flush with wall and 6 module white cover plate with frame (Plastic) (Higher End Crabtree/Legrand/Hager make) with earth connection. (SD - 494)
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Renewal by supply and fixing of 300mm (12") sweep (light duty) AC exhaust fan complete with necessary wall opening and making good of the wall.(SD-114)
13
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Renewal by supply and fixing of louvers shutters arrangements for 300mm (12") sweep heavy duty AC exhaust fan. (SD - 120)
13
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Renewal by supply and fixing of 12 Way single pole and neutral MCB DB with metal door cover with IP 42 protection in sheet steel enclosure distribution board with 1 No 32 Amps DP MCB as incoming and 10 Nos. 6 Amps to 32 Amps SP MCB outgoing in flush with wall and making good of the concealed portion with earth connection. The MCB DB and MCB isolator and MCB should be with ISI mark (Higher End). (SD - 613)
16
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Renewal by supply and fixing of Horizontal type 4 way triple pole neutral MCB distribution board with metal door cover with IP 42 protection in sheet steel enclosure with 63A 4 pole MCB as incoming and 12 Nos. 6 A to 32 A SP MCB as outgoing in flush with wall and making good of the concealed portion with earth connection. The MCBDB and MCB’s should be with the ISI mark (like Legrand (MDS)/Hager (L&T) make).(DATA-6)
6
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Renewal by supply and fixing of vertical type 4 way triple pole MCB DB with metal door cover with IP 42 protection in sheet steel enclosure with 1No 63A 4 pole MCB isolator as incoming 1No. 32A TP MCB and 9Nos. 6 A to 32 A SP MCB as outgoing in flush with wall and making good of the concealed portion with earth connection. The MCB DB and MCB's should be with the ISI mark (like Legrand(MDS)/Hager(L&T) make). (SD - 660)
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Renewal by supply and fixing of 200A TPN sheet steel double break switch with HRC fuses and neutral on suitable angle iron frame work with MS cable entry boxes and with earth connection only.(SD-171)
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Renewal by supply and fixing of 3 Phase 200A aerial fuse unit for 3 Nos. 200A fuse units (500V) on suitable MS sheet covered with 6mm thick hylum sheet on suitable angle iron work the tapping pole with necessary clamps. (DATA-7)
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Renewal by supply and fixing of 32A DP switch of 500V with metal clad with fuse and neutral (side handle) on suitable TW board with earth connection only.(SD-144)
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Renewal by supply and fixng of TNEB meter board suitable for 3 phase 200A service connection made up of suitable angle iron
frame work of size 2 feet x 1-1/2 feet using angle iron of size 1-1/2" x 1-1/2" x 1/4" rigidly fixed on wall covered with hylem sheet of size 2 feet x 1-1/2 feet of 12mm thickness with necessary bolts and nuts supports and supply
and fixing of 3 Nos. 100A fuse units (500V), 1 No. neutral link, copper earth flat of size 1" x 1/4" with inter connection of EB meter to fuse units by 16 Sq.mm PVC insulated copper wire with earth connection complete.(SD-131)
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200A Panel Board
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Renewal by supply and Erection of 200A capacity Dust and Vermin Proof Cubical Panel Board made up of 16 SWG CRCA steel with supply and fixing of the following interior mounting fuse switches with HRC fuses arranged in two Horizontal rows with one switch over the other with a central bus bar chamber and two nos of Horizontal cable chambers at the two ends one on each side next to the fuse switch chamber and confirming to IE rules.
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1. 200A TPN switch disconnector fuse units interior only with HRC fuses double break(L&T/Siemens /Equivalent)-1 no Incoming 2. 100A TPN switch disconnector fuse units interior only with HRC fuses double break (L&T/Siemens /Equivalent) -2Nos.Outgoing
3. 63A TPN switch disconnector fuse units interior only with HRC fuses double break (L&T/Siemens /Equivalent) -4Nos.Outgoing
4.32A TPN switch disconnector fuse units interior only with HRC fuses double break (L&T/Siemens /Equivalent) -2Nos.Outgoing
5. 200A switch is interlocked with lock and key system.
(All the switches are L&T/ English Electric / Equivalent make only)
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The bus bar chamber will consist of 4 nos suitable size of copper flat for phase and neutral buses on epoxy moulded bus insulators at proper and sufficient spacing between the buses as per IE rules. This busbar chamber should be segregated from the adjacent chambers by providing hylem sheet of suitable thickness as partisans suitable size of copper flats should be provided all round the panel for earth bus.
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This The fuse switches should be connected with the phase and neutral buses with suitable size of copper rod or flat and each switch should be connected with earth with 2 runs of No:8 SWG rigid copper rod with suitable lugs switches should be connected to the buses by suitable size of rigid copper rod/flat. Phase and neutral copper buses should be tinned properly.
The panel should have a separate metering chamber at the top side consisting of 0-500V Digital Volt meter with selector switch 0-400A Digital Ammeter and CT arrangements LED indicator lamps should be provided with control switches and fuse units.
The panel should be painted with one coat of Red oxide as primer coat and two coats of enamel paint of approved colour, Approved by the site engineer and also the 4 danger board.The capacity of fuse switches, size of the incoming and outgoing cables, the place to which the supply is fed shall be marked on switch chamber.(DATA-8)
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Renewal by supply & Fixing of AC / DC 76mm Buzzer /call bell suitable for 230 Volts 50 c/s single phase AC supply on suitable TW Board with push switch. (SD - 105)
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Wiring
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Renewal by supply and run of 2of 1.5 sq. mm (22/0.3) PVC insulated SC unsheathed cu. Conductor 1100V grade in suitable PVC rigid pipe on wall and ceiling with painting of suitable colour. (For call bell mains) (call Bell)(UPS) (SD-54)
221
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Renewal by supply and run of 2 of 2.5 sq. mm (36/0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V Grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection 14 SWG TC wire with painting of suitable colour. (SD-413)
1297
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Renewal by supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade
in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting
of suitable colour. (SD-56)
685
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LTUG Cable
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Renewal by supply and laying of 3 1/2 x 25 sq.mm PVC LTUG aluminium armoured cable in a trench to be excavated at a depth of
0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the
earth to make good (SD-204)
120
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Renewal by supply and clamping of 3 ½ x 25 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.(SD-222)
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Renewal by supply and fixing of brass cable gland for 3½ x 25 sqmm PVC armoured LTUG cable with earth connection (SD-186)
12
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Supply and providing cable end termination of 3 ½ x 25 sqmm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-235)
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Renewal by supply and laying of 3 1/2 x 120 sq.mm PVC LTUG aluminium armoured cable in a trench to be excavated at a depth of
0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the
earth to make good(200A panel, EB, )(SD-209)
332
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Renewal by supply and clarnping of 3 1/2 x 120 sq.mm. PVC LTUG armoured cable on post or on wall with MS clamps. (SD-227)
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Renewal by supply and laying of 3 1/2 x 120 sq.mm PVC armoured LTUG cable through 32mm (1¼”) dia GI pipe in a trench to be excavated at a depth of 0.75 meter putting 0.15 mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good by road crossing. (DATA-9)
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Renewal by supply and fixing of brass cable gland for 3-1/2 x 120 sq.mm. PVC armoured LTUG cable with earth connection (SD-191)
6
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Renewal by supply and providing cable end termination of 3-1/2 x 120 sq.mm. PVC LTUG aluminium armoured cable with
necessary aluminium cable sockets by crimping etc with electrical connection complete (SD-240)
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Renewal by supply and laying of 4 x 10 sq.mm PVC LTUG aluminium armoured cable in a trench to be excavated at a depth of
0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the
earth to make good(Street light post) (SD-202)
460
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Renewal by supply and clamping of 4 x 10 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.(Street light post) (SD-220)
70
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Renewal by supply and laying of 4x10sq.mm PVC armoured LTUG cable through 32mm (1¼”) dia GI pipe in a trench to be excavated at a depth of 0.75 meter putting 0.15 mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good by road crossing.(Street light post)
(DATA-10)
10
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Renewal by supply and fixing of brass cable gland for 4 x 10 sqmm PVC armoured LTUG cable with earth connection (Street light post) (DATA-11)
24
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Renewal by supply and providing cable end termination of 4 x 10 sqmm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete (Street light post) (DATA-12)
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Renewal by supply and laying of 2 of 10 sq.mm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 metre putting 0.15 mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good.(SD-198)
470
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Renewal by supply and clamping of 2 x 10 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.(SD-216)
75
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Renewal by Supply and laying of 2x10 sq.mm PVC armoured LTUG cable through 32mm (1¼”) dia GI pipe in a trench to be excavated at a depth of 0.75 meter putting 0.15 mt. Layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good by road crossing. (DATA-13)
15
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Renewal by Supply and fixing of brass cable gland for 2 x 10 sq.mm. PVC LTUG aluminium armoured cable with earth connection(SD-182)
24
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Renewal by supply and providing cable end termination of 2 x 10 sqmm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete (DATA-14)
24
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Renewal by earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry (SD-233)
10
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Renewal by supply and Run of 1 of No.8 SWG hard drawn copper in suitable PVC rigid pipe on wall or ceiling with painting of suitable colour. (SD-458)
106
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Renewal by supply and run of 25mm x 3mm tinned copper flat with necessary clamps / supports on wall / floor / ground for earth connection.(SD-76)
70
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Renewal by supply and erection testing, commissoning uninterruoted power supply (UPS) 2KVA sine wave with copper wound transformer of 1050V with input supply of 230V-50Hz AC supply with 150 AH tubular Battery to work at full load capacity including transportation with following specification.
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1.Input voltage: 230, 50HZ single phase AC supply.
2.Output voltage: 220V to 240V 50HZ AC supply
3. Battery charging device of suitable rating
4. circuit board of suitable capacity. 5. Over load and short circuit protection 6. Visual Indication for ON/ OFF /TRIP battery charging/ mains failure/ low battery etc., 7. Mode setting for bypass/ Reset. 8. 1 No - 12 V AC / 150AH 9. Trolly for bearing ups & battery. (Make : Exide / Microteck / Amron)(SR)
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Renewal by supply, Erection, testing and Commissioning of 1.5 TR (4500K cal / hr) ABS plastic split type Air conditioner with Amdt No.1 to 2 fitted with rotary compressor operating on Non CFC refrigerant suitable for wall mounting for operation on 230V, 50 HZ single phase AC supply with five Star rating as per BEE Specification Five Star Rated and capable of performing the following functions.
(A) Cooling (B) Dehumidifying (C) Air Circulating. (D) Filtering.The installation work for the above split type AC units includes the following.
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1. Mounting / fitting indoor and outdoor units at their respective locations.
2. Laying refrigerent pipe line of 6mtrs. Length, both units after drilling hole / holes in the wall if required. Thickness of the copper tubing shall not be less than 0.7mm.
3. Installing the suction pipe with expanded polyurthelene foam 5mm thick tubing.
4. Laying 25mm dia flexible PVC drain pipe of 6mts. Length to drawn out the condensate water being formed in the indoor unit.
5. Leakage testing the entire gas unit.
6. Charging refrigerant gas in the unit.
7. Suitable electric wiring to be provided 3 core with 2.5 sqmm PVC insulated copper wire between indoor and outdoor units up to 4mtr. length and up to switch within the 3 mtrs. of location of indoor unit. (Make - Carrier / Voltas / Blue Star make only)
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Renewal by supply, Erection, testing and Commissioning of 2.0 TR (6000K cal / hr) ABS plastic split type Air conditioner with Amdt No.1 to 2 fitted with rotary compressor operating on Non CFC refrigerant suitable for wall mounting for operation on 230V, 50 HZ single phase AC supply with five Star rating as per BEE Specification Five Star Rated and capable of performing the following functions.
(A) Cooling (B) Dehumidifying (C) Air Circulating. (D) Filtering.The installation work for the above split type AC units includes the following.
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1. Mounting / fixing indoor and outdoor units at their respective locations.
2. Laying refrigerent pipe line of 6mtrs. distance, both units after drilling hole / holes in the wall if required. Thickness of the copper tubing shall not be less than 0.7mm.
3. Installing the suction pipe with expanded polythene foam 5mm thick tubing.
4. Laying 25mm dia flexible PVC drain pipe of 6mts. Length to throw out the condensate water being formed in the indoor unit.
5. Leakage testing the entire gas unit.
6. Charging refrigerant gas in the unit.
7. Suitable electric wiring to be provided with 2.5 sqmm PVC insulated copper wire between indoor and outdoor units up to 4mtr. length and up to switch within the 3 mtrs. of location of indoor unit. (Make - Carrier / Voltas / Blue Star make only)
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Renewal by supply and Erection of 5 KVA electronic automatic Voltage stabilzer with input range of 170V-270V and output range of 200-240V with high / low cut off 3 minutes time delay relay with demonstration suitable for operation on 230V/50HZ single phase AC supply.(V-GUARD/syscom/equ).
3
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Renewal by supply and Erection of 4 KVA electronic automatic Voltage stabilzer with input range of 170V-270V and output range of 200-240V with high / low cut off 3 minutes time delay relay with demonstration suitable for operation on 230V/50HZ single phase AC supply.(V-GUARD/syscom/equ).
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Renewal by supply and fixing of MS stand for fixing outdoor unit.(SR)
4
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Renewal by supply and laying of 5/8" and 3/8" copper pipe (SR)
12
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Renewal by senewal by Supply and fixing of 2way metal box enclosure with 6A to 32A DP MCB in flush with wall and making good of the concealed portion with earth connection.(make MDS legrand / Hagger(L&T)/ Eqn).(DATA-15)
9
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Renewal by supply and laying of 3 1/2 x 35 sq.mm PVC LTUG aluminium armoured cable in a trench to be excavated at a depth of
0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the
earth to make good(SD-205)
80
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Renewal by supply and clamping of 3 ½ x 35 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.(SD-223)
35
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Renewal by supply and fixing of brass cable gland for 3½ x 35 sqmm PVC armoured LTUG cable with earth connection. (SD-187)
4
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Renewal by supply and providing cable end termination of 3 ½ x 35 sqmm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-236)
4
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Renewal by supply and fixing of decrotive Spike light Using COB 9 W LED with PVC unsheathed Copper leads from the terminals to the fittings.(DATA-16)
59
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Renewal by supply and fixing of decrotive up-down Spike light with wall surface mounting Using COB 15 W LED with PVC unsheathed Copper leads from the terminals to the fittings.(DATA-17)
40
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Renewal by supply and fixing of 1 No. 150W LED Flood light luminaries of PDC housing with IP66 protection, heat resistance tempered glass for protection with 5KV Surge protection on the existing angle iron frame work with PVC unsheathed leads with painting of suitable colour for focusing of approach road.(Data -18)
12
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Renewal by supply and laying of 2 X 6 sq.mm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 metre putting 0.15 mt. Layer of sand and covering the cable completely with the bricks and sand refilling the earth to make good (SD-197)
124
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Renewal by supply and clamping of 2 X 6 sq.mm PVC LTUG armoured cable on post or on wall with MS Clamps (for street light and aviation lamp) (SD-215)
190
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Renewal by supply and clamping of 2X6 sq.mm PVC LTUG armoured cable in 25mm GI pipe Class "B" on post or on wall with MS Clamps (DATA-19)
30
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Renewal by Supply, erection, commissioning, testing and handing over of 1No 62.5 KVA Diesel Generator Set canopy, fuel tank battery charging alternator with AMF Control Panels developing 3phase electrical output 62.5 KVA powered by diesel engine of 0.8P.F Three phase 415/420Volts, 50c/s, 345BHP at 1500RPM as detailed below. a]. ENGINE: Engine make model 6SL 8800 TA turbo charged vertical inline 6 cylinders. Liquid cooled diesel engine developing 310.3 HP at 1500 RPM conforming B.S 5514 / 6490 or IS 10000 incorporating the following accessories.
The engine shall comprise the following standard fittings Flexible coupling with guard, Flywheel, Air cleaner, Fan blower type with guard, Radiator with guard, water pump engine mounted, Fuel pump, Fuel filter, Lubrication oil filter, Lubrication oil pump, Governor (mechanical /hydraulic)Exhaust silencer residential type.
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b]. Electric starting equipment, complete with starter motor, dynamo and battery with cables, flexible exhaust piping of 50cms length.
c].ENGINE INSTRUMENT PANEL MOUNTED: Starting push button with key, lubricating oil temperature gauge, lubricating oil pressure gauge, water temperature gauge, safety control for low lubricating oil pressure, safety control for high water temperature, safety control for over speed, hour meter and RPM meter indicator, battery. charging ammeter. The engine should be capable of providing 10% overload for one hour for every 11 hours continuous running at full load. d]. ALTERNATOR: Reputed make Alternator rated at 62.5KVA, 415V, 0.8PF, 50Hz, 3phase, 4wire self regulated and self exited with voltage regulation of + or 1% class “H” insulation in SPDP enclosure and confirming to IS 4722/BS 2613, suitable for close coupling Trip proof with IP21 protection as per ISI.
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e]. AMF CONTROL PANELS The control panel (cubical) should be vermin and dust proof and fabricated with 16 SWG CRCA sheet metal and floor mounted with suitable hinged doors, enamel painted & incorporating the following.
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1No.KWH meter.
1No. Frequency meter
1No. Voltmeter selector switch.
1No. KW meter
1No.Ammeter selector switch with Ammeter.
1No.AC voltmeter.
3NOs.Current transformer with suitable ratio.
1Set of pilot lamps and push button switch for ON and OFF operation.
1Set input terminal board.
1Set output terminal board. 1No. MCCB of suitable capacity with magnetic thermal overload release instantaneous short circuit trip under voltage release.
1Set of HRC fuses for back up protection.
1Set of fuses for the meters
1No.power factor meter 1No. Battery charger for charging the battery from mains comprising of i)Transformer ii)Rectifier iii) DC ammeter iv)DC voltmeter v)charging rate selector switch vi)circuit breaker vii)voltage regulator [Note: this will be in addition to the battery charging alternator fitted on the engine] 1Set of Audio and visual indications arrangement for:
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i)Low lubrication oil pressure
ii)Over speed
iii)High water temperature 1no Isolator to isolate the neutral 1no “set on” indicating lamp and
1no “load on” indicating lamp 1no Earth fault relay
Note: the engine shall trip for the following conditions
1) Low lubrication oil pressure
2) Over speed 3)High water temperature The panel should be complete with bus bars internal connections and with necessary fuses, cables and other accessories and with tapping for the incoming supply from the alternator and for the outgoing
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supply to the load
f].FUEL TANK: Fuel tank of 460 liters capacity to generator with inlet and outlet connection filling cap drain plug level indicator etc., complete.
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g].BASE FRAME: The base frame should be fabricated with MS channel of rigidly welded constructed for mounting the generator set. The engine and alternator should be coupled by suitably designed diaphragm type flexible coupling with guard and mounted on the base frame with proper alignment. The supply of generator set includes loading, unloading and transportation charges. h]. Supply of maintenance and operating manual with list of engine parts and alternator parts.
j]. Erection Testing and Commissioning The erection shall comprise of I].Providing suitable concrete foundation with plain cement concrete 1:2:4 with stand cushion all around the foundation -1Job
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II]. Providing ISI earthling with earth electrode of 2.1 meter length, 1 ½ ” diameter class ‘B’ GI pipe for the alternator and control panel including masonry work with cover slabs for earth pits -6 Nos
III]Providing earth connection and interconnection of earth pit by 1”x1/8” copper conductor - 30 meters
IV].Providing 200 liters fuel oil to run the set for 8 hours on load testing and commissioning using water rheostat or suitable leading elements-1 Job.
V] First charging of lubrication oil and first charging of starting battery – 1Job.
VI] Supply of tools such as 1no. 15” cutting pliers, 1no. 6” screw driver, 2no.9” screw drives, 1set of 6nos, double ended spanners, 1no. Adjustable spanner, 1no. ½ Ib hammer, 1no. Spanner for removing engine oil plug, 1no. Line tester required for the for the maintenance and operation of the generator set -1set.
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VII].Preparation of site plan, physical layout, electrical line schematic diagram in 10 sets. getting drawing approval from CEIG, preparation of completion report, rectification report and arranging CEIG’s inspection and obtaining safety certificate. Preparation of one set of approved drawing and a copy of safety certificate in a neat frame work to be fixed in the generator room – 1set.
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BATTERY: 25 plate 180 AH 24V battery with one set of connecting leads of 75 Sq.mm copper cable with sockets etc.,
MANUALS & DOCUMENTATION : Operation and maintenance manual for engine, maintenance manual for alternator, engine test certificate, alternator test certificate, circuit diagram for control panel, DG set test certificate, CPCB compliance label fixed on canopy. Supply of ACOUSTIC ENCLOSURE suitable for 62.5 KVA Diesel Generator set. The acoustic enclosure should be free standing floor mounting type with modular construction with the provision to assemble and dismantle easily and designed to suit all weather conditions
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The construction details / specification:
Acoustic Modules: Outer body: 2mm thick CRCA sheet Door: 2mm thick CRCA sheet
Inner surface:0.8mm thick GI perforated sheet / Perforation area should be 2 / 3 of total area Insulation:100mmthickRockWool (Density: 65kg / cub.m or as approved by competent authority) to suit CPCB norms
Skeleton structure Channels: should not be less than ISMC75 and ISMC 100.
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Cleats: should not be less angle 40x6mm and 50x 6mm. The sheet metal competent shall be pre-treated by seven tank process. The joints should be designed in such a way the airborne noises are prevented. For larger panels, special care should be taken to prevent deformation. Adequate ventilators should be provided so that the generator performance is not affected and also the temperature inside is limited. The maximum permissible sound pressure level should be as per the norms prescribed by the central Pollution Control Board/ State Pollution Control Board / Competent Authority concerned or should be 75db(A) at 1meter from the enclosure surface, whichever is advantageous to the department The emergency stop and suitable meter with digital display to indicate inside ambient temperature of the enclosure should be available on the enclosure panel. The enclosure should be only poly polished based coated inside and outside
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The enclosure provided shall be duly approved by the Engine Manufacture of the Engine provide for Diesel Generator sets mounted inside and should be to the satisfaction of Inspection / Testing Authority concerned. Supply and demonstrating the safety accessories
a.1mtr x 1mtr x ½” 11KV rubber mat – 2Nos.
b. One set of 4 Nos 9 liter fire buckets with c. First aid box with medicines – 1No.
d. 11KV rubber hand gloves – 2 pair
e. 2 kg capacity dry powder type fire extinguisher - 4Nos.
f. hand operated pump to transfer fuel from standard barrel to fuel tank – 1No.
g. First aid chart in Tamil and English - 1No.
h. Battery water acidity tester -1No. (Kirloskar/Cummins Make) (SR)
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Erection,Testing,commissing and handing over providing suitable concrete foundation with cement concrete 1;2;4 with sand cushion all around the foundation for the erection of 62.5KVA Genset wth praper alignmant over foundation to suit 62.5 kva gennerator set (foundation size L8340xW4740xH1200)
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Renewal by supply and clamping of 3 ½ x 95 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.(SD-226)
60
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Renewal by Supply and fixing of brass cable gland for 3 ½ x 95 sq.mm. PVC LTUG aluminium armoured cable with earth connection(SD-190)
2
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Renewal by supply and providing cable end termination of 3 ½ x 95 sqmm PVC LTUG Aluminium armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-239)
2
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GST @ 18%
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