Name of Work: SUPPLY, INSTALLATION, TESTING AND COMMISSIONING OF AIR CIRCUIT BREAKER AT SUB-STATION OF TSU BSF TEKANPUR.
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Item Description
1
Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.
2
Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.
3
Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.
4
Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. (3½ X 300 sq. mm (70mm))
5
Providing, laying and fixing following dia G.I. pipe (medium class) in ground complete with G.I. fittings including trenching (75 cm deep)and re-filling etc as required. (150 mm dia)
6
Providing and Laying of one number PVC insulated and PVC sheathed / XLPE power cable one number aluminium conductor, XLPE Insulated, armoured power cable of 1.1 KV grade , confirming to IS : 7098 (Part-1) 1988 of following size of following size in the existing RCC/ HUME/ METAL/HDPE pipe as required. ( 3.5x 300 sqmm Aluminium conductorarmouredcable ) (Make Havells/KEI/Finolex)
7
Design, fabricate and installation testing commissioning of outdoor weather proof/vermin proof compartmentalized feeder pillar drip proof tepe end bending top roof design distribution panel of415 V, 3 phase, 4 wire, 50 Hz A.C. outdoor type compartmentalized, totally enclosed and Double Door type, weather proof/ vermin proof distribution panel of suitable size to accommodate the following mountings thereon. It shall be fabricated from 50 mm x 50 mm x 6 mm angle iron (where ever necessary ) frame work and minimum 2 mm thick CRCA sheetcomplete with hinged doors having locking arrangement and providing detachable gland plate at thebottom of the panel, complete with 800 amps 4 nos Aluminium bus bar, suitable rating inter-connections, earthing, testing and commissioning, etc as required. . (Minimum size of panel 1500 mm x 1000 mm x 900 mm ).The panel shall be powder painted with approved brand & shade and supplied with suitable pedestal of 50mm x 50 mm x 6 mm angle iron frame with 900 mm long legs . The panelshall be mounted on suitable plain cement concrete (PCC) foundation 40 cms. below ground level and 50 cms. above ground including finishing and supplying and fixing following component/acessories & switch gears etc complete as required. (minimum size of panel 1500mm x 1000 mm x 900 mm) . including wiring by copper multistranded FRLS insulated wires and thimbling complete with following accessories mentioned below etc as required. (MAKE CPRI APPROVED PANEL BUILDER). i) 4 Pole fixed type ACB with Microprocessor Release IPR 1+ (Conforms to IS/IEC:60947-2), Current Rating 800 Amp, Rated Ultimate Short-circuit Breaking Capacity Ics = 100 % Icu at 415 Volt- 50 KA, Item codeIHAFE11080**# (Make-Havells)
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