For repairing of incomer 400a,6.6kv, ocb switch sl.no. bsp/switch/06 make ferguson at ekra substation basdeopur colliery under sijua area

Maintenance/overhauling of 03 nos of 11kv/3.3kv transformers at ningha colliery, satgram-sripur area

Maintenance and reconditioning of 2 nos. vcb (11kv and 6.6kv, pce make), 2 nos. ocb switch (11kv, 800 amp, gec make), sf6 abb make breaker (33kv, 1250 amp), maintenance of ct, and repairing of 11kv capacitor bank control panel at central substation

For complete repairing and overhauling of ocb, sd -15 make kilburn switch 550v,150a, asst. no. arn/72 sl.no.08595 4 pit loyabad (ii)and repairing of 120 hp,550v,star delta starter, a.t.s type, amba speed make,sl.no.a-223-97 controlling of submersible

Repair/replacement and renewal of lt/ht protection devices and switch gears and preventive/corrective maintenance for distribution transformers and 2/4 pole structures,gods,11kv poles,ht ug cables and other e/m works at cgdhq-10 under ge campbell bay

Repairing/ overhauling and safety protection of 1 no 400amp 11kv ocb switch of kuya colliery under bastacolla area.

Repairing and reconditioning of 11kv 400amp biecco lowrie ocb of bastacolla colliery.

Complete repairing / overhauling and safety protection of 1 no. 400amp 3.3kv prabhu make starter of kuya colliery

Complete repairing / overhauling of 400amp 11kv vcb meditron make switch sl. no. - mdo-0329 at victory bastacolla colliery.

For repairing of 11kv,400amp,ocb switch gear sl.no.5790 make gec installation at deco camp substation nichitpur colliery.