Proposal for repairing of crompton parkinson make ocb 400a, ctr-100/5a, 11kv switch gear main controlling of 3mva 11kv/3.3kv transformer at langri more sub-station at docp.

Repairing of 400 ampere ocb switch with busbar make gec 550 volt type k3, sl no 30/0503 ctr 300 400/5a controlling to river side pump main switch of bhowra south ej area.

Repairing 400 amp 11kv ocb with busbar crompton parkinson make sl. no 16484 at ebc sub station of aebsc.

Complete repairing of 100 amp, 440 volt crompton parkinson make ocb switch with busbar sl. no-1614a of ghanoodih 01 no sub station under kuya ocp.

Repairing of 400 amp ocb switch with busbar make gec 440v 550v type k3 ctr 300-400/5a controlling to power transformer secondary of rocp/sj.

Repairing of 1200 amp ocb switch with busbar make gec 440v-550v, type ctr 400-800/5a controlling to power transformer secondary switch of simlabahal 4 pit colliery.

Complete repairing of 400 amp 11kv ocb with busbar crompton parkinson make sl. no 15484 at bokkapahari sub station of under rocp/sj.

Repairing and maintenance of 400a 3.3kv,ocb crompton parkinson make sl. no. bph/ocb 06 of 250kva transformer main switch installed at pm bunglow , gaurkhuti under bhowra power house substation

Repairing and overhauling of 800 amp. 550 volt crompton parkinson make ocb switch with bus bar of jealgora 2 pit colliery id-bccl/jl/sw/ocb/550 volt/07 used as secondary controlling switch of 750 kva 11 kv/550 volt switch of ajc under lodna area.

Repairing of crompton greaves make 11kv, 400a, ocb, ctr-100/50/5a, oil circuit breaker at dahibari gate sub-station, dbocp.