Rearrangement of 33kV Overhead Line Feeder No. 05 and Tie Line and revival of 33kV bay at 15 MVA, 33kV/6.6 kV New Sub-station for supplying power to 7.5 MTY CHP-Silo under KDH OCP, NK Area

Amount

Erection of steel tubular or rail pole strut in cement concrete 1:3:6 (1cement: 3 coarse sand: 6 graded stone aggregate 40mm nominal size) foundation including excavation and refilling and secured with holding clamps, bolts, nuts, etc. as required.

Erection of AAA wolf conductor including binding etc. as required.

Supplying and erection of galvanized stay set for 33 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, turnbuckle (20 mm X 600 mm), 7/4.00 mm dia GI stay wire and 33 KV strain insulator etc. 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.

Supplying and erection of a set of three 11 KV disc insulator for 33 KV overhead lines with galvanized insulator fittings, ball and socket type and complete with galvanized strain clamps, bolts, nuts, washers etc. as required.

Supplying and erection of 33 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Supplying of two lengths of channel iron 100 mm X 50 mm X 6 mm (9.56 kg per meter) double pole cross arm for three wire 33 KV 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, washers etc. 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 erection of 65mm x 6mm MS Flat iron clamps and wedges, bolts and nuts including drilling and painting with primer and finished paint as required.

Supplying and erection of a set of cross bracing frame work for 33KV overhead line double pole structure having four members fabricated out of 50 mm X 50 mm X 6 mm angle iron to form a rectangle of minimum size 1400 mm width X 2500 mm height complete with 50 mm X 6 mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts, nuts, washers etc. and painting with primer and finish paint as required.

Providing and fixing of GOAB switch 33kV grade, 1250A, 25kA for 3 Sec, Triple pole, Double Break, Horizontal upright mounting with 22kV grade porcelain post insulator, vertical operating pipe, and phase coupling pipe.

Supplying and erection of single piece nonlinear resistor type lightning arrestor suitable for 3 wire, 33KV overhead lines with rated Voltage 30KV (rms) with a nominal discharge current rating of 10KA (station class) and complete with galvanized clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Providing and fixing of Current Transformer, CTR 200-100/5-5-5A, 33kV grade, oil cooled, 15 VA, Core 2, Class 5P10, 15VA.

Providing and fixing of Potential Transformer, PTR 33000/V3/110/V3, 33kV Grade, oil cooled.

Supply of 8/6 SWG G.I wire for erection of cradle guards.

Erection of cradle guard as required.

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, Cl. wire, cross arms, insulators etc. as required.

Total impact of GST for the purpose of CTC