(a) complete repairing/rewinding of one no.500 kva 3.3kv/550 volt power transformer sl.no.lph/tr/12 at 1 pit lodna colliery and (b) complete repairing/rewinding of one no.400 kva 3.3kv/440 volt lighting transformer sl.no.lph/tr/13 at 1 pit lodna col

Repairing and changing of stud bush, gasket and damaged cable etc. of 500 kva lighting transformer, 3.3kv 440volt at thakur colony, 630 kva lighting transformer, 3.3kv 440volt at gayatri colony and 500 kva lighting transformer, 3.3kv 440volt at of

Repairing and cleaning of stud bush, gasket and damaged cable etc. of 1mva lighting transformer, 11kv 3.3kv, 550volt at river side. 500kva lighting transformer, 3.3kv 440 volt at teachers colony and 630 kva lighting transformer, 3.3 kv 440 volt at m

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.

Installation and commissioning of 300 kva, 3.3kv 440volt transformer and supplying and erection of earth pit at jhirkey basti bich mohalla near quarry no-03 under kathara colliery.

Repairing and changing of stud bush, gaskit and damaged cable etc. of 500kva lighting transformer, 3.3kv/440volt at thakur colony, 630kva lighting transformer, 3.3kv/440 volt at gyatri colony and 500kva lighting transformer, 3.3kv/440volt at officer

Repair maintenance and re-insulation rewinding of 01 limb coil of 500 kva oil cooled transformer 3.3kv 440volts, sl. no. ktc transformer 500kva 3.3kv 440v installed at dav teachers colony under kathara colliery

A) repairing and changing of 300kva-3.3kv-550volt oil cooled transformer, sl. no. wnp, installed at 9.0. colony maintenance under kathara colliery. b) installation and commissioning of earth pit g.i. wire at 28 nos. employees quarters i.e. office col

Providing and fitting of l.t side copper patty (l) type with stud size hole, copper lugs and replacement of unserviceable silica gel with breather for different power transformers and power controlling switch at colony maintenance 9.0 under kathara c

(a) part repairing of 500 kva lighting transformer, 3.3 kv, 440 volt at officers club and (b) 500 kva lighting transformer, 11 kv, 440 volt at gayatri colony under kathara colliery