Name of Work: - A.R & M.O E.I and Fans including street light arrangements in Academic area at IIT Delhi. S.H:- Supplying, Laying & Fixing cable and Panel box in Academic area at IIT Delhi.
Sl. No.
Item Description
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Supplying, Installation, Testing & Commissioning of cubical type panel on wall suitable for 415V, 3 Phase, 4 wire 50 Hz AC supply system, fabricated in compartmentalized (preferably) design from CRCA sheet steel of 2mm thick for frame work and covers, 3mmthick for gland plates i/c cleaning & finishing complete with for powder coating for prickling and degreasing in approved shade, having 300 amp capacity extensible type TPN Aluminium Alloy bus bars of high conductivity, DMC/SMC bus bars supports with short circuit withstand capacity of 31 MVA for 1 sec, fabrication shall be done in transportable sections, with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of AL. bus bars and control wiring with 2.5 sq.mm PVC insulated copper conductor S/C cable, cable alleys, cable gland plates in two half, i/c providing following switch gears i/c dismentling of existing switch boards, cables etc as required. Size of cubicle board : 1.0 mtr x 0.6 mtr x 300mm deep.
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INCOMER1 Nos. 250 Amps. FP MCCB of 25 KA with inbuilt protection.
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MAIN BUS BARSTPN aluminium bus bars of minimum of 300 Amps capacity with heat shrinkable coloured sleeves and i/c DMC/SMC bus bars supports at required intervals complete for cross section, size supports & their spacing etc. for withstanding fault level of 31 MVA for 1 sec.
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OUTGOINGS3 Nos. 160 Amps. FP MCCB of 25 KA with inbuilt protection.
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Total Cubicle Panel AS DESCRIBED ABOVE.
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SupplyingLaying and fixing of one number PVC insulated and PVC sheathed / XLPE Aluminium armoured power cable of 1.1 KV grade of following size on wall surface as required.
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Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp) (3.5C x 70 sq.mm)
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Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp) (3.5C x 95 sq.mm)
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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.
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3½ X 70 sq. mm (38mm)
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3½ X 95 sq. mm (45mm)
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Supplying and making straight through joint with cast resin compound including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.
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3½ X 70 sq. mm
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3½ X 95 sq. mm
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Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.
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