Repair and maintenance of HT GOAB switches including accessories installed in RIVER feeder and colony under Kargali OCP

Amount

Supply and providing 800 amps- male contact of GOAB

Supply and providing 800 amps- female contact of GOAB

Wire net 0.5 mtr long of copper made for repairing of vertical type gang operating switch

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head 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

Supplying of channel iron 75mm x 40mm x 6mm (7.14kg per metre) cross arm for two 11KV overhead line conductors complete with 50mm x 50mm x 6mm (angle iron bracket welded to the channel iron and complete with 50mm x 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, 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/22KV/33KV overhead lines as required.

Supply and providing post insulator of 11 KV grade complete set

Supply and providing 16 mm x 50 mm bolts and nuts with washer

Jumpering of conductor into GOAB.

Supply and providing of horizontal type GOAB

Supplying and erection of 9KV 10ka Porcelain Station Class 2 Lightning Arrester suitable for 3 wire, 11KV overhead lines and complete with galvanized clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Providing and fixing 25 mm x 5 mm dia G.I. strip on surface or in recess for connections etc. as required.

Total impact of GST for the purpose of CTC

NATIONAL ELECTRICAL WORKS (BID ID -1139891)