Installation of lightning arrestor, GOAB, Earth pit along with accessories in 11kV Overhead line at Main Sub- station (2X3MVA) and dismantling erection of overhead line at Weighbridge No. 01, under Rohini OCP, NK Area

Amount

Erection of steel tubular or rail pole strut in cement concrete 1:3:6 (1 cement: 3 coarse sand: 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required. Above 10.00 meters and up to 12.00 meter.

Supplying and erection of galvanized stay set for 11 KV overhead lines complete with 19/ 20 mm dia. X 1.8 meters long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm thick, thimble, stay clamps, turn buckle ( 20 mm X 60 mm ), 7/ 4.00 mm dia. G.I. stay wire and 11 KV strain insulator etc in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40mm nominal size ) foundation including excavation and refilling etc. as required.

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per meter) double pole cross arm for 2/4 wire 11KV overhead line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers etc (as per drawing) and painting with primer and finish paint as required.

Erection of double pole 3 wire cross arm for 11KV overhead lines as required.

Supplying and making outdoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminum/ copper conductor cable of 11 KV grade as required 120 sq. mm

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11 KV overhead lines with rated voltage 9 KV (rms) with a nominal discharge current rating of 5 KA and complete with galvanized clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required.

Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required.100 A TPN

Providing and fixing 50mm X 6mm G.I strip on surface or in recess for loop earthing as required.

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 diameter and above including binding etc. as required

Providing of 35 Sq.mm 3.5core Aluminum Armored cables.

Dismantling of 11kV, GOAB isolator at double pole structure in overhead line feeder.

Providing of 11kV, 400Amp. GOAB Isolator.

Providing of Horn gape fuse unit.

Erection of 11kV, 400Amp GOAB isolator at double pole structure in overhead line feeder.

Dismantling of pole/ street light standard/ strut embedded in cement concrete foundation etc. as required

Dismantling of overhead lines comprising of copper/ aluminum overhead conductor, G.I. wire, cross arms, insulators etc. as required.

Total impact of GST for the purpose of CTC