12 kv, 1250a abb make vacuum circuit breaker type: vd4 12.12. 40,retrofitting of sf6 circuit breaker type hpa 12/1240c with vacuum circuit breaker type vd4

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

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

Supply, design, erection, retrofitting and commissioning of 400 kv circuit breakers in switchyard of ntpc vindhyachal stage 3 under addcap

Design, engineering, manufacture, testing at manufacture works & supply of 220 kv sf6 circuit breake,erection, testing & commissioning, charging, and training to uprvunl persons about the working of 22

Replacement of defective 110kv cgl make hanamasagar-kushtagi and 110kv hanamsagar-hiregonnagara line breaker by new 110kv circuit breaker at 110/33/11kv hanumasagara s/s on total turnkey basis including supply of all matching materials/equipments including supply of 110kv breaker and conductor and erection (including civil works) of all materials/equipments, testing and commissioning on turnkey basis on percentage basis.

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, erection, testing and commissioning of the following works on turnkey basis lot-i (i) 2nd circuit stringing on existing 132kv dc sc line (30km) from budidampadu to yellandu (ii) 1no. 132kv bay at 220 132kv ss budidampadu (iii) 1no. 132kv bay at 132 33kv ss yellandu in khammam district lot-ii 33kv features at existing 400 220kv ss asupaka with 2x50mva ptrs in badradri kothagudem district

Supply of two 2(two) nos sf-6 gas circuit breakers, 245kv,3150a,3-phase, 50hz individual pole operated by a motor-wound spring-spring operating control mechanism along with galvanized steel support structures including adapter plate, inter-pole cables, terminal connectors, all the accessories, mandatory spares including design, manufacturing, testing, inspection at manufacturer works, packing and forwarding along with supervision of erection, testing and commissioning of breakers at 220kv switchyard of nagarjunasagar main power house, telangana

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