For the cork sheet changing,copper stud changing and bushing oil seal etc.maintenance work of kanohar make power transformer 1000kva, 6. 6kv/440v, sl.no.km-365/j installed at gareria basti for domestic lighting at sbc.

For partial repairing cork sheet change stud changing ,oil filtration etc. for 03 nos.(a)750kva 6.6kv/440v sl.no.35281(b)500kva,6.6kv/550v asst.no.knc/js/tr 1(c )315kva,6.6kv/440v sl.no.5790c) power transformer at substation under kankanee colliery

For cork sheet changing, copper stud and repairing of 500kva, 6.6kv/550v make-marsons electricals pvt. ltd. sl.no.15743 power transformer at jogta sub station at kankanee colliery under sijua area

Complete rewinding &#x0d of 100 hp (75kw), 550 v, &#x0d and make- crompton &#x0d greaves sl.no. aev&#x0d 10585 at 1pit kcc, &#x0d agkcc.

For changing of copper stud and cork sheet and copper patti of 315kva,6.6kv/440 transformer sl.no.81016a at 22/12 substation of mudidih colliery.

Repairing and changing of cork sheet and rubber bushes with stud of 300 kva/11kv/550/440v lighting transformer sl. no.674/1 at bastacolla colliery.

(1) changing cork sheet, rubber bush, and l.t stud with insulator including materials of 1000 kva ratio 6.6kv/550v at katras area chaitudih. (2)complete repairing of 200 amps, sd-15 switch make-kilburn, o.c.b, sl.no.9062 for 50 hp

(1) changing cork sheet, rubber bush, and l.t stud with insulator including materials of 250 kva ratio 6.6kv/440v volt sl.no.2205 make crompton parkinson at katras chaitudih office. (2) complete repairing of 175 hp auto starter make speed engineering

For changing of copper stud and cork sheet and copper patti of 250 kva, 6.6kv/550v transformer make the english electric sl.no.1h2679/2 at bhadrichak substation substation of mdc.

For changing of copper stud and cork sheet and copper patti of 500kva transformer 6.6kv/550v/440v make-kanohar sl.no.km/125f at 7 no. substation of mdc