Repairing of 11kv 400a crompton greaves ocb sl. 27902g at bottom pit 11kv substation at industry colliery, adic

Repairing of 3.3kv, 400a vcb with sl. no. 1265 installed at dhansar pit substation of adic under kusunda area.

Repairing of bieccolawari make, 11kv, 400a, ocb, ctr-100/5, ocb, si. no. p1986 at railway siding, laikdih of dahabari colliery.

Repairing of 400a, 11kv, and o.c.b make southern switch at 26 no. substation of ngkc under kusunda area

Repairing / overhauling and installation of safety deivce in 11 kv,400a ocb switch busbar,make -gec,s.no.5091 at khas kusunda substation of gkkc under kusunda area

Repairing of 11kv, 400a, ocb, make gec, si. no. 5106 installed at 4 seam s/s of adi colliery

Repairing / overhauling and installation of safety device in 11kv, 400a ocb switch with bus bar, make bicco lowrie, sl. no. aael85/687 at khas kusunda substation of gkkc under kusunda area

Repairing and reconditioning of 11kv , 400a ocb make reyrolle burne ctr value 100/5a si no. 82/220 at karma project, kuju area.

Complete repairing of 11 kv 400 amps ocb switch make southern gear ( local id no. bccl/nt/sw/11kv/61) and serial no-0762/945 at amal. nt-st-jg colliery under lodna area.

Repairing of gec make 550v, ocb 400a to upgradation 600amps, si. no. 30/0420 for all main switch at jocp eco park water supply plant, docp.