Repairing of acb switch 550v, 400a, sl.no.-4225, &#x0d make-abc and repairing of vcb switch 3.3kv, 400a &#x0d sl.no.-924, mine line make at pure benidih incline &#x0d of phularitand, amp colliery, barora area.

Repairing of 01 nos. repairing of 01 no.37kw voldrum haulage, 01 no. 75hp carron haulage and 01 no. rana make haulage 37kw at haldibari ug mine of jkd sub area

Onsite repairing of 550v, abc make star delta er of nakrakonda kumardihi-b colliery under bankola area.

Repairing and rewinding of 550v,125hp motor, 1740rpm induction motor, 30a welding machine, 12.5 hp, 720 rpm mono pump motor, and&#x0d dol er at madhaipur colliery., pandaveswar area

Repaiirng/overhauling and installation of safety devices in 2(two) nos 11kv, 400a make bicco lowrie ocb switch with busbar nearng sl no a) pb4 9324, b) pb4 93389 at site of gt gopalichak colliery sub-station.

Rewinding and repairing of 336 kw, 3.3kv, 1486 rpm marathon make induction motor of religara colliery under argada area

Repairing and maintenance of l.t switches 550/440v installed at 2 pit sendra substn knc(ii)overhauling and repairing of 400amp.550v,l.t switch gec make sl.no.30/1490 installed as controlling of 550v o/h line at 4 pit substn under kankanee

Repairing of 6.6kv, 400amp andrew yule make flp vcb and 400 amp, 6.6kv mine line make vcb of khottadih colliery, pandaveswar area

Repairing and con and installation of 500 kva, 11kv/550v to 11kv/440 volt crompton parkinson make transformer of darula colliery sub station of south samla colliery under pandaveswar area

Repairing and rewinding of two nos of 550v, 150hp, 1440rpm induction motor, 75 hp, 1470rpm, 550v, 3 ph induction motor, 400a 3.3kv, vcb at madhaipur colliery, pandaverswar area