Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Repairing and rewinding of 02 nos. of distribution transformers, 250kva, 11kv/440v and 250kva, 3.3kv/440v installed at cisf colony and gurudwara chowk under gm unit nk area.

Re-arrangement of bus bar structure, proper gravelling work of main substation for kugp and amc works of 11kv/3.3kv/550v/440v oh lines under kedla ugp, hazaribagh area.

A)complete repairing/rewinding of 63kva 3 phase 3.3kv/230 volt transformer, make- transgietz enterprises, sl. no.-224 installed in dakra mines in respect of dakra project. b) preventive maintenance of 100kva 3.3kv/440v transformer sl. no.- local sl.

Hand drill machine 600w 230v 1 point 5 13mm 2800rpm,tester tong 0 to 1000a 660v,3.3kv 400amps fwd off rev isolator part no htsv0003,master trip relay 110v dc cspc86 part no 1907739,puller bearing hyd 10ton,contactor main 550v 300 by 400a,tester hv detector 0 to 11kv for flp switch

Regarding overhauling/repairing and con of 1000kva transformer from 11kv/3.3kv to 11kv/440v make east india electrical for chp,sbc/npc domestic etc. sendra bansjora colliery workshop

Regarding overhauling/repairing and con of 1000kva transformer from 11kv/3.3kv to 11kv/440v make east india electrical for chp, sbc/npc domestic etc. sendra bansjora colliery workshop.

Rewinding and repairing of 50 kva,550v/440v lighting transformer , 315 kva, 3.3kv/550v tsu at no 9 pit of madhaipur colliery and rewinding and repairing of 150 hp, 1440 rpm, 550v induction motor at madhaipur colliery

Dismantling, repairing and maintenance job of 11kv, 3.3kv, 550v and 440v overhead lines under msam colliery

Cradle guarding of 11kv, 3.3kv ,550v and 440v overhead line at various places of dalurband colliery.