Provision of Emergency power supply to 950KVA Transformer Substation at CSIR CFTRI Mysore

Amount

Supply of following size of PVC insulated and PVC sheathed / XLPE aluminium armoured conductor cable of 1.1 KV grade as required. Make: Polycab. 4.0 Core x 95.0 Sq.mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size direct (0.75 Mtrs. deapth) in ground including excavation and refilling the trench etc. as required, but excluding sand cushioning and protective covering. (Cable laying + Excavation). a) Above 35 sq. mm and upto 95 sq. mm.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size on existing trench / wall surface as required including proper clamping and fixing. a) Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Supplying and making end termination with brass Compression gland (Double compression glands) and Aluminium lugs for following 3.5/4.0C size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. Make:Dowells/Johnson. a) 3½ / 4C X 95 sq. mm (45mm)

Cutting road and making good the same including supply of extra quantities of materials i.e. agreegate, moorum screening, red bajri and labour required. Water bound macadam.(1.0 x 0.3 x 28.75)

Cement Concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tampling complete.(0.15x0.5x55)

Supplying and fixing cable route marker with 10 cm X 10 cm X 5 mm thick G.I. plate with inscription there on, bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground as required.

Alignment of cables for proper cable end terminations, in the soil, dismantling of unwanted existing cables, panels and switchgears as per the direction of E-I-C and depositing them in the yard.

Supplying and laying of following size DWC HDPE pipe ISI marked / Jogeetha : Make along with all accessories like socket, bend, couplers etc. suitable for a cable size of 4Cx95 Sq.mm power cable. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc..direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as reqd. a) DN-63mm dia (PN-6, PE-80).

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 Make: APOLLO / JINDAL. a) 100mm dia.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure (1.5x1.5x1.5Ft) with cover plate having locking arrangement and watering pipe of 2.7 metre long etc as per IS 3043 including charcoal/ coke and salt as required including complete tinning of Copper plate / CU flat & Brazing of CU flat with CU plate. (Only SS Nut Bolts and Washers to be used)

Providing and fixing of 50mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including heat shrinkable sleeve , Brazing of CU Flat at both end terminations connection/ terminating with nut, bolt, spring, washer etc. as required. (All Joints shall be done by overlapping and with 2 sets of SS nut bolt & spring washer spaced at 50mm)

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.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or inrecess for connections etc. as required. (All Joints shall be done by overlapping and with 2 sets of SS nut bolt & spring washer spaced at 50mm)

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing along with existing surface/ recessed conduit / submain wiring/ cable as required.tinned at both the ends of terminal point, socketing with molten metal fixing all complete as required.

Supply, Installation, Testing and Commissioning of LT Cubicle Panel (900mm(L) x 1200mm(H) x 300mm(W)) made out of 14/16SWG CRCA Sheet, Powder Coated Colour Siemens Grey (RAL 7032) comprising of 160 Amps , 440 Volts, 4 - Pole, Motorized Change over switch 230 Series B2ADTL, ASCO Make suitable for Indoor applications, suitable to accommodate 01 No of 4C X 95.0 Sq.mm power cable terminations with following switch gears and 200A TPN bus-bar, RYB indications / ON-OFF indications. a) 125A - 160A, FP, 25KA MCCB DU250C (CM90634OOMO) with RHOM and Spreaders L&T Make - 1No., b) 63A, 4Pole, 25KA MCB (LEGRAND) - 2 Nos., c) 32A, 4Pole, 25KA MCB (LEGRAND) - 2 Nos.

S R ELECTRO CONTROLS

AKEY ELECTRO TECHNIQUES