Erection and reorganisation of main 11kv overhead line and installation of 1.6mva power transformer 11kv/3.3kv with ht panel at pit office substation with busbar arrangement at topa ocp under kuju area.

Complete repairing of 400amp 11kv ocb with busbar biecco lowrie for primary controlling 11kv/3.3kv transformer at 07 no sub station abdkc.

Repairing of 11kv 400a ocb switch crompton greaves ctr controlling to 100 kva power transformer 11kv/440v installed at outsourcing camp bastacolla ocp.

Complete repairing of 400a, 3.3kv ocb with busbar biecco lowrie make sl. no. 30/0431 for secondary controlling of 1mva 11kv/3.3kv power transformer at 07 no. sub station abdkc.

Complete repairing / reconditioning of 3.3kv ocb switch, 400amp, make-rerolled burn, s/n-wnp installed at main substation for controlling of plant 3.3kv grade capacitor bank and 11kv ocb switch, 400amp, make-gec, s/n-sgw-1 both installed at main subs

Complete repairing of power transformer 400amp, 3.3kv ocb bhel make sl. no.- 9018573 at ghanoodih sub station kocp.

Complete repairing / reconditioning of 3.3kv ocb switch, 400amp, make-kirloskar installed at ht room for primary control of two ocb switch of plant and 3.3kv ocb switch, 400amp, make-bicollary, s/n-sgw-1(wnp) for power supply to oversize transformer

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 3.3kv, 400amps gec make ocb switch sl no. m-628 for controlling of secondary 3.3kv switch of darnoda albion sub-station of damoda colliery.

Repairing and maintenance of 630kva, 3.3kv / 440v transformer installed at 11kv/3.3kv sub-station of sdocm