Repairing and maintenance of (i) 3.3KV Overhead line from officers Club, Bachra to DG Set premises at Sangam Vihar Colony and (ii) 440 volt Overhead Line from DG Set premises at Sangam Vihar Colony to Officers Bachra and (iii) Re-conditioning of 44

Amount

Supplying and erection of galvanised stay set for 11 KV over head lines complete with 19/ 20 mm dia X 1.8 metres 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 600 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 40 mm nominal size ) foundation including excavation and refilling etc. as required.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for two 11 KV over head line conductors complete with 50 mm X 50 mm X 6 mm (angle iron bracket welded to the channel iron and complete with 50 mm 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 angle iron / channel iron, cross arm on steel tubular/ rail/ PCC pole for 11 KV as required.

Supplying and erection of 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts, washers etc. as required.

Supplying and erection of 11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

Erection of all aluminium conductor of 7/1.96 mm to 7/3.10 mm diameter including binding etc. as required. (For 3.3 kV Line: 4 Span X 50 mtr. X 3 Wire = 600 Mtr; For 440 Volt Line: 4 Span X 50 mtr. X 4 Wire = 800 Mtr; Total length = 1400 mtr; Total Conductor weight = 1400 mtr. X 0.214 Kg/mtr. = 299.60 Kg).

Supply and erection of G.I. Wire No. 6 SWG including binding etc. as required for cradling and Earth Continuity. (2 Span X 50 mtr. X 3 Wire = 300 Mtr; Total GI wire weight = 300 mtr. X 0.148 Kg/mtr. = 44.40 Kg).

Supplying and fixing 11 kV, 400 Amps Outdoor type gang operated air break triple pole switch of required capacity with 3 post / pin type insulator per phase, mounted in horizontal or vertical position on provided cross arms with adequate length of G.I. Pipe for operating handle erected on extended square shaft. The operating handle provided with lock and key at suitable height from ground with necessary clamps. Rotating Type.

Supplying and fixing 11 kV, 400 Amps Horn Gap Fuse Unit, triple pole with supporting post type insulator per phase, mounted in horizontal or vertical position on provided Channels.

Supplying and erection of 100 mm X 65 mm pin insulator complete with G. I. Spindle and nuts etc. as required.

Supplying and erection of 75 mm X 90 mm shackle insulator with G. I. Bolt, nuts and straps etc. as required.

Supplying and fixing of 32 mm dia X 2.00 metres long G.I. pipe (medium class) bracket for mounting of fluorescent / HPMV / HPSV street light fitting on pole including bending the pipe to the required shape, 2 nos 40 mm X 3 mm flat iron clamps with nuts, bolts and washer, painting the flat iron with primer and finish paint etc. as required.

Supplying and fixing 250 Amps, 415 Volts, 50 Hz, On-load Changeover Switch with Operating handle complete with connections, testing and commissioning etc. as required.

Providing and fixing 250 A, 36 KA, FP MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required.

Total impact of GST for the purpose of CTC

B.K.ELECTRICAL