A)complete repairing/rewinding of 63kva 3 phase 3.3kv/230 volt transformer, make- transgietz enterprises, sl. no.-224 installed in dakra mines in respect of dakra project. b) preventive maintenance of 100kva 3.3kv/440v transformer sl. no.- local sl.

Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Rewinding, repairing and testing of 04 nos lighting transformers bearing sl no m66438,7409, 7413 and 7408, 25 kva, 6600 220 volt for use in the mine illumination at jhingurda project.

Rewinding of 15kva, 550v/220v lighting transformer, of view point area of east basuria colliery

10 kva,25 kv/240 volt, oil filled, outdoor type single phase, auxiliary transformer along with all fittings

Repairing and rewinding of induction motor, lighting transformer, acb switch at pandaveswar colliery and repairing of transformer, induction motor, motor, udm motor, drill panel at khottadih colliery

Complete repairing /rewinding and overhauling of pullen make 120 hp 550 volt 2900 rpm submersible motor and 6 stage pump of dobari colliery.

Creation of 100 kva 11kv / 220 volts sub-station along with ht / lt network for security lighting around assembly premises.

Maintenance of e&m services at soochna bhawan new delhi. (sh:- repairing and rewinding of 1250 kva, 11/0.415 kv dry type transformer)

Replacement of faulty protective relays along with complete testing of all protective relays associated with 220 kv and 132 kv feeders (including transformer feeders) and testing of 220 kv and 132 kv circuit breakers at 220/132 kv gss, adp-ii (rcp)