Partial repairing cork sheet changing stud and bushes and etc of 5000/7500 kva/33kv/11kv power transformer make andreyule at 33 kv golakdih substation.

Changing of corksheet and brass stud in 750kva, &#x0d 11kv/440v transformer sl.no.11-6.6/1421 procen &#x0d transformer pvt ltd feeding power to f/b no-3 of phularitand feeder breaker.

Partial repairing cork sheet changing stud and bushes etc of 11kv/3.3kv 2000 kva power transformer of new substation v point, under rocp/sj

Partial repairing of safety devices such as buchholz relay ,oil temp relay ,winding temp relay, breather assembly and cork sheet changing and stud changing of ht and lt side of power transformer of make andrew yule and co. ltd 750kva, 6.6kvv/415v

Changing of gasket and studs of 1000 kva 11kv/550 volt power transformer sl. no. 17189 and id. no. 07 at 7 pit sub-station of jealgora colliery

A) break down maintenance of 11kv overhead line millenium incline feeder near 11kv millennium sub station and installation testing commissioning of 100 kva 11kv 440 volt lighting transformer at 11kv old shankarpur colliery substation

Partial repairing of safety devices such as buchholz relay ,oil temp relay ,winding temp relay, breather assembly and cork sheet changing and stud changing of ht and lt side of power transformer of make andrew yule and co. ltd 750kva, 6.6kvv/415v

Partial repairing for changing of the cork sheet and sealing of the connection studs and filtrations of the oil of the transformer of make na, 750kva,6.6kv/440v si.no nakc/t/09 installed at regional store substation of new akashkinaree colliery

Repairing of 6.6kv, 800amps vcb switch andrew yule make sl. no. 3859&#x0d for controlling of 2mva transformer 11kv/6.6kv socp 3 no, feeder substation&#x0d of muraidih, amp colliery.

Repairing maintenance and overhauling of damaged gasket of the transformer a 500kva 11kv 440 volt crompton parkinson make sl no 2117 and 550 kva 11kv 550volt sl no 223 1 of no 6 pit substation b 500kva 11kv 550v sl no skp t 06 and 1mva 11kv 3.3kv