Dismantling of 3mva, 11kv/3.3kv and re-installation of 3mva, 11kv/3.3kv, power transformer with repairing of one no. vcb at zero point sub-station of gvp ph-ii ocp.&#x0d &#x0d

Door locking for interlocking with tripping circuit and providing and fixing of wti, oti, ngr relay etc in 3mva 11kv/3.3kv colony transformer and repairing of capacitor bank at 2x3mva, 11kv/3.3kv substation under rohini ocp, nk area

Repairing (02 nos.) of buchholz relay wti and oti protective device of 2mva,11kv/3.3kv transformer at budora substation and repairing of 1250kva,11kv/3.3kv transformer for controlling of power transformer at benidih substation of phularitand,ampc.

Repairing and reconditioning of protective device of (a) 2 mva power transformer, volts-11kv/3.3kv, 04-no. colony feeder (b) 1 mva 11kv/3.3kv cpp feeder (c) 3mva, 33kv/11kv staff feeder and (d) 3mva 33kv/11kv ktc feeder installed at regional sub-stat

Part rewinding and repairing of 3mva 11kv/3.3kv power transformers of religara colliery under argada area.

Tapping and providing power arrangement to newly installed 3mva, 11kv/3.3kv power transformer in respect of iwsp, bnk area.

Providing and fixing safety devices buchholz relay,wti and oti, explosion vent and conservator tank of (1) 1 mva transformer 11kv/3.3 kv and (2) 1.6 mva transformer 11kv/3.3kv installed at new filter house sub-station under jarangdih colliery.

Complete overhauling of transformer of 3mva, 11kv/3.3kv, make-andrew yule, sl.no. 11365 at main sub-station of gvp ph-ii ocp.

Providing and fixing a safety device like buchholz relay, oil, and winding temperature meter and connecting with tripping device to both 3mva, 11kv/3.3kv power transformer i.) make- g.e.c., amp. 157.6/525.5, 3 phase, 50hz., sl. no. ct4368/b-24065 and

Proposal for repairing of crompton parkinson make ocb 400a, ctr-100/5a, 11kv switch gear main controlling of 3mva 11kv/3.3kv transformer at langri more sub-station at docp.