Repairing 400 amps 3.3 kv vcb with busbar sait mine line make sl.no. 1206 for secondary controlling of 7.5 mva transformer amal.nt-st-jg colliery under lodna area. (local id. bar/sw/vcb/3.3 kv/01)

Complete repairing /overhauling of 400 amps 3.3 kv sait mineline pvt. ltd make vcb switch sl.no. sa-1236 and local id bar/sw/vcb/3.3kv/02 at mari godown transformer room of amal.nt-st-jg colliery under lodna area.

Complete repairing and overhauling of 1 no.3.3 kv 650 kw n-flp mine line make vcb star delta starter sl.no. 243 local id-jg/st/vcb/3.3kv/62 at jeenagora old pumping patch of amal.nt-st-jg ocp under lodna area.

Complete repairing of 400 amps 11 kv vcb switch of electrotechnica make for primary controlling of 3.15 mva transformer sl. no. sgi -2312 at new kt sub-station of amal.nt-st-jg colliery (jeenagora ocp) under lodna area.( local id no bccl/jg/sw/vcb/

(a) complete repairing of 400 amps 3.3 kv vcb switch prabhu make flp type local id. nt/sw/vcb/ 3.3 kv/18 (b) partial repairing of cvb 3.3 kv 400 amps switch prabhu make local id. no. nt/sw/vcb/12 at 6 no. sub-station north tisa of amal. nt-st-jg coll

Complete repairing of 3.3 kv 160kw 200 amps star-delta-starter make non f.l.p. sail mine line controlling at b patch pump sl.no 1160 local id no. nt-st/3.3 kv/22 of amal.nt-st-jg colliery under lodna area.

Repairing/overhauling of 1 no. 400 amps 550 volt gec make ocb switch with busbar sl. no. 30/1889 and local id. nt-st-jg -05 type k-03 main controlling switch at amal.nt-st-jg colliery under lodna area.

Repairing/overhauling of 400 amps. 11 kv biecco make ocb switch local id-jg/sw/ocb/11 kv/47 for primary controlling of 2 mva 11kv/3.3 kv power transformer at 09 no. siding of amal. nt-st-jg colliery under lodna area.

Complete repairing 11 kv ocb 400 amaps vcb switch electrotechnica make for controlling of 7.5 mva transformer at marigodam workshop sub-station sl.no. 2312 local id. no. bccl/jg/sw/vcb/11 kv/21 of amal.nt-st-jg colliery under lodna area

Partial repairing /overhauling of 400 amps 11 kv vcb ctr-100/5 amps make meditron serial no-6351 ,local id-bccl/jg/sw/400 a/36 at bagdigi colliery of amal. joyrampur colliery under lodna area.