Repair cum maintenance of the 3.3 kv and 11 kv gang operated a.b. switches, including its accessories for its installation, installed in mine, workshop and the 11 kv main substation, under karo ocp, bnk area

Onsite repairing of two nos. ocb switches, first 3.3 kv, 400 a, sr. no. 82 by 216, reyrolle burn make and second 11 kv, 400 a, sr. no. 82 by 59, reyrolle burn make at karo ocp, bnk area

Onsite electrical repair and overhauling of 9 nos of 11 kv n 3.3 kv grade 400 amps grade ht circuit breaker for control of different feeders (a) 11 kv grade 800 amps ece make circuit breaker pnm 06, (b) ece make 11 kv grade circuit breaker

Onsite repair and prive maintenance of two nos. of high mast lighting tower and repair, maintenance, and erection of the 500 w and 300 w l.e.d. flood lights installed at the different location of the mine under karo ocp, bnk area.

Complete repairing of 400 amps 11kv electroteknica make sl. no- 8363 vcb switch with busbar for primary controlling of 2mva, 11kv/3.3kv power transformer at main substation rocp/sj.

Maintenance and repairing of 01 nos 1mva 11 kv/3.3kv power transformer and 11 kv , 400 amp gec ocb sl.- sar/ocb/01 and 3.3kv , 400a belgium make ocb sl. no.-sar/ocb/02 at 10 no main substation sarubera project under kuju area.

Part re winding and maintenance work of the 11 kv by 3.3 kv, 2 mva, sr. no. 458 a/ 4, east india electricals make transformer, installed at the 11 kv by 3.3 kv main substation of karo ocp, under bnk area

Cleaning and painting of transformer body, radiator and conservator along with filtration of oil in power transformers installed at 33 kv main and field substation of ananta ocp, ja

Onsite overhauling and repairing of the transformer 3.3 kv by 440 v, 100 kva, name plate missing transformer installed at the substation under karo ocp, bnk area.&#x0d

On site prive maintenance of one no. 3.3 kv by 440 v, 630 kva (name plate missing) transformer, installed at kargali railway siding, and onsite prive maintenance of six nos. of transformers of capacity 40 kva to 100 kva, under karo ocp, bnk