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.

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

(a) erection /dismantling of poles along with conductors and other associated accessories 3.3 kv o/h line (feeder 1, feeder 2 , feeder 3 and feeder 4), and installation of 11 kv grade goab switch, installation of lighting transformer, switch shifting

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

Supply,erection,testing and commissioning of lot 1 i) 2nd circuit stringing (15.2 km) on existing 132 kv jakora-kotagiri dc/sc line with 1st circuit live ii)1 no. 132 kv bay at 132/33 kv ss jakora (iii) 1no.132 kv bay at 132/33 kv ss kotagiri in nizamabad district and lot-ii 33 kv features with 2x50 mva ptr at existing at 220/132 kv ss kamareddy in kamareddy district on turnkey basis

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.

Renovation and improvements to existing control house for providing additional space for accomodating telecom equipment at 220/132 kv ss durshed in omc circle,karimnagar of karimnagar zone.

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 material / equipment including transportation, insurance, delivery, erection, testing, commissioning and civil construction works of (i) erection of 132/11kv sub-station at vellatur (v), chintalapalem (m) (ii) erection of 132kv dc line to the proposed 132/11kv vellatur ss from existing 220/132 kv sithapuram ss (20 km), (iii) erection of 2 nos. 132kv feeder bays at existing 220/132kv sithapuram ss in suryapet district under mukthyala branch canal lift irrigation scheme on turnkey basis.