Complete repairing of 400 amps 11kv electroteknica make sl. no- 8363 vcb switch with busbar for primary controlling of 2mva, 11kv/3.3kv power transformer at main substation rocp/sj.

Maintenance and repairing of 01 nos 1mva 11 kv/3.3kv power transformer and 11 kv , 400 amp gec ocb sl.- sar/ocb/01 and 3.3kv , 400a belgium make ocb sl. no.-sar/ocb/02 at 10 no main substation sarubera project under kuju area.

Repairing of 3.3kv / 6.6kv vcb field switch, 630 amp, make-andrew yule, sl. no. 0369 for float under kathara colliery.

Repairing and installation of new safety devices in 6.6kv / 3.3 kv, 630amps, vcb, make-electroteknica, sl. no. 062 field switch of shovel section at kathara colliery.

Repairing and reconditioning of a. 11 kv 800amp, prabhu make sl no 0526 vcb switch of feeder 1 and b 3.3 kv, 400amp ocb crompton greaves make sl nokugp.ocb.ccl001 used for primary control of lighting transformer 630 kva 3.3kv 440v installed at main s

Complete repairing of vcb switch (a) 3.3kv, 400 amp. make electroteknica, sl. no. fs-374, supplying power to face pump feeder and (b) 3.3-6.6kv/110v, ct 120-60/5plus5 amp. make electroteknica, sl. no. sp/0/400 supplying power to shovel no. 05

Repairing of (a)3.3 kv vcb switch 200 amp. indoor type make electrotechnika, sl. no. missing and (b) 11kv vcb switch 400a, make andrew yule, sl. no. missing installed at kdh old sub-station in respect of rohini project, nk area

Repairing of tripping mechanism pilot tripping, earth fault, over current tripping of 3.3 kv/400 amp., field&#x0d switch, make electrotechnica switch gear of ekg 5a sl no 419 under rohini project, nk area.

Complete repairing of 400 amp 11kv bieco lowrie make sl. no pb4-12065 ocb switch of main controlling 1 mva 11kv/3.3kv power transformer at 14 no abdkc

Repairing and reconditioning of 11kv, 400 amp vcb, make- electroteknica sl. no.- sp/i/511 at central hospital, ramgarh.