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

Const. of all technical civil works for upgradation of 132 kv s/s tanda to 220 kv.

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.

Providing of 17 nos. new individual dedicated earth pits for each phase of lightning arrestors (las),duly connecting to existing switchyard earth mat of various feeder bays at 220/132/33 kv ss, mahabubnagar (bhoothpur).

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

Erection, testing and commissioning of 33/11 kv ss switchyard along with connected 33kv and 11kv lines at indrakal village in tadoor(m) of nagarkurnool division in nagarkurnool circle

Construction of 220/132 kv & 132/33 kv hv & lv hybrid bays, bay swapping and extension of existing gantry, interconnection through xlpe cable, construction of transformer foundations and other associated works at gss darbhanga

Construction of 02(two) nos. of 132 kv gis line bays at gss dumraon (new) for second source connectivity of gss piro against nit no. 40/pr/bsptcl/2026