Spares suitable for siemens make 420 kv,2000amps,tp 415v motor operated centre break isolator with single earth switch type 400 kv hcb installed at 400 kv switchyard

Supply of 33 kv 3 core 400 sq.mm, 11 kv 3 core 400 sq.mm, 300 sq.mm, 185 sq.mm and 95 sq.mm tr xlpe aluminium armoured ug cable

Supply of 33 kv 3 core 400 sq.mm, 11 kv 3 core 400 sq.mm, 300 sq.mm, 185 sq.mm and 95 sq.mm tr xlpe aluminium armoured ug cable

Supply of 33 kv 3 core 400 sq.mm, 11 kv 3 core 185 sq.mm aluminium armoured ug cable

Supply of 20 no. sf6 gas cylinders, each of 50 kg gas capacity, for 400 kv gis along with buy back of 20 nos. empty cylinders at slbhes, srisailam dam west.

Turnkey contract for installation of 14 nos. of additional 5 mva departmental power transformer along with associated 33 kv & 11 kv protection system and 11 kv bay at different power sub station in electric supply circle, begusarai, darbhanga, saharsa, kishanganj and purnea under o&m capital head/ internal resource fund (irf), o&m department, nbpdcl.

Rectification and protection work at tower no. 52 of 400 kv dc chamera i jalandhar tl under tlo banikhet jurisdiction

Rectification/ protection work of 400 kv s/c chamera i / chamera ii lilo tl between tower no. 55 to 79 and chamera ii- kishenpur tl from tower no. 200 to 281 under tlo- banikhet jurisdiction.

Construction of 4x15 meters (60 meters) boulder filled gabion protection wall at tower loc no. 514 in 400 kv ballia- biharsharif tl

Rectification of tower at loc no. 48 (dd_9) of 400 kv double circuit rtps_ranchi line.