Installation of lightning arrester at all substations, mines premises, pump stations, etc. of Topa OCP under Kuju Area.

Amount

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

Supplying of two lengths of channel iron 75 mm X 40 mm X6 mm(7.14 kg per metre) double pole cross am for three wire 11KV over head line conductors complete with through bolls and nuts for clamping to the poles, 50 mm X 6 mm MS flats welded onone side to the channel iron and with bolts and niets on the otherside for tying the cross arms together, including drilling holes fonnsulator pins/fittings, bolls, nuts and washers etc (as per drawingjand painting with primer and finish paint as required

Errection of tubular pole of length exceeding 10 M but not exceeding 12M in cement concrete 1:36 (1 cement 3 coarse 6 graded stone aggregate 40 mm nominalsize) foundation including excavation & refilling etc as required

Supplying and erection of 11 KV pin insulator complete with largesteel head G1 pin, nuts, washers ete as required

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg permetre) pole top bracket/ cross arm for single 11 KV over head line conductor complete with 50 mm X 6mm flat iron clamp, bolts, nuts and washers including drilling holes for insulator pins, bolts and nuts etre: and painting with primer and finish paint as required

Earthing with copper earth plate 600 mm X 600 mm X3 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.

Supply and fixing of 5 spike copper Lightning Arrestor

Supply and fixing of Aluminium lugs 35 sqmm

Supply and fixing of single core 35 sq.mm cable Al cable

Providing of Red Oxide Primer

Providing of Synthetic Enarnel Paint

Painting laboure charge (Semi skilled Manpower)

Painting laboure charge (unskilled Manpower)

Total impact of GST for the purpose of CTC

M/S VAISHALI ELECTRIC COMPANY (BID ID -1149032)

M/s Achal Electricals (BID ID -1149034)