Supply of lot-1: 75nos 132kv sf6 circuit breakers and lot-2: 70nos 132kv sf6 circuit breakers.

Supply, erection and commissioning of (in place of existing old cbs) 220kv sf6 circuit breaker at ntpc unchahar

Procurement of 33kv vacuum circuit breaker alongwith foundation bolts

Dc work sc railways supply, erection, testing and commissioning of (i) conversion of existing 132kv 2 ph double circuit line to 3 ph double circuit line (4.5km) from 220/132kv ss malyalapalli along with erection of new 132kv 3 ph dc line of 4km to proposed 132kv railway traction substation (rtss) at ramagundam (ii) 2 nos. 132kv feeder bays at 220kv ss malyalapalli and (iii) 2 nos. 132kv metering bays at proposed 132kv ramagundam rtss in peddapally district on turnkey basis

Supply of 245kv, 3-phase, spring operated sf6 circuit breaker along with retrofitting material for 220kv switchyard of ktps-v stage under psd funds

Circuit breaker, w23-x1a1g-15 15a, 250v ac max., 50v dc,circuit breaker, w23-x1a1g-50 50a, 250v ac max., 50v dc,circuit breaker, w23-x1a1g-30 30a, 250v ac max., 50v dc,circuit breaker, w23-x1a1g-10 10a, 250v ac max., 50v dc,circuit breaker, w23-x1a1g-5 5a, 250v ac max., 50v dc

Bmc for 400kv and 66kv circuit breaker at ntpc lara

Supply, erection, testing and commissioning of lot-i (i) 2nd circuit stringing (28 km) on existing 132kv dc/sc line from 132/33kv ss ayyagaripally to 132/33kv ss nellikuduru (ii) 1no. 132kv bay at ayyagaripally ss and (iii) 1no. 132kv bay at nellikuduru ss in mahabubabad district and lot-ii (i) 2nd circuit stringing (5.2 km) on existing 132kv dc/sc line from 132/33kv ss kamalapur to 132/33kv ss nv puram (ii) 1no. 132kv bay at kamalapur ss (iii) 1no. 132kv bay at nvpuram in mulugu district on turnkey basis.

Flameproof transwitch unit (flp tsu) 315kva, 3.3kv/550v (or 525v),flameproof switch board panel comprising of seven flameproof 3.3kv, 400a vcb,flameproof switch board panel comprising of four flameproof 3.3kv, 400a vcb,flameproof vacuum circuit breaker 3.3kv, 400a,flameproof air circuit breaker 400a, 550v,flameproof air circuit breaker 200a, 550v,flameproof air circuit breaker 100a, 550v

Supply installation and commissioning of cctv surveillance system at 220kv substation vidisha ganjbasoda 132kv substation berasiya shamshabad salamatpur and laterii