Repairing and cleaning of 300kva, 550 volt oil cooled transformer, si. no wnp, installed at 9.0 colony maintenance under kathara colliery

(a) repairing and reconditioning of protective device of 2mva power transformer, volts-11kv/3.3kv, si. no wnp, ktc/enm/9.0/tr/04 installed at 9.0 of kathara colliery, (b) repairing of 3.3kv, 400a ocb switch make-beccolary, sl. no. wnp ktc/enm/9.0/ocb

Installation and commissioning of 2mva, 11kvc, 3.3kv transformer at 9.0 kathara colliery.

Part repairing, changing of stud bush, gasket and damaged cable etc. of 500kva lighting transformer, 11kv-3.3kv, 550v-440 volt at 9.0 under kathara colliery township.

Complete repairing and rewinding of 01 no 315kva/3.3kv/440v, si.no wnp distribution transformer supply power to jhirkey basti under kathara colliery, kathara area.

Repairing and maintenance of 12 nos. goab switch 3.3kv at different colonies maintenance 9.0 under kathara colliery.

Replacement of damaged h.t. and l.t. side stud bushing, cork gasket, copper lugs and earth pit of 02 nos. 500 kva power transformer, 3.3kv 440volt at gayatri colony, teachers colony, office colony and 3.3kv 550volt at 9.0. under kathara colliery

Complete repairing / rewinding 01 no. 315 kva. 3.3kv/440v transformer with si.no wnp installed at jhirkey basti under kathara colliery.

Electrical repairing re-wiring and changing of electrical item for water supply and time office under 9.0 kathara colliery.

(a) complete rewinding and repairing of 160kva distribution transformer 11kv/440volt, s.i no. 149/1 at kathara basti under kathara colliery. (b)part repairing of 300kva distribution transformer, 3.3kva/440volt, sl.no. wnp at jhirkery muslim tola (c)