(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

For complete repairing and overhauling of controlling switch 6.6kv 400a,vcb andrew yule sl.no.2841 at 10 substation of mudidih colliery

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

For independent power supply for reliable operation of the controlling circuit of different switchgear installed of 6.6kv,7/8 substation at tmc.

For repairing and overhauling of 02 nos.6.6kv,vcb switch(i)6.6kv.630a mine line make-vcb sl.no.sa 697 asset no.sbc/24(ii)6.6kv,400a opg power system pvt.make-vcb sl.no.v/149/23-27 asset no.sbc/22 installed at chp central pool substation under asbnc

For dismantling of ocp substation shed of size 50 ft x 50 and dismantling shifting, loading unloading of 1.5mva,6.6kv/3.3kv, transformer of badeopur colliery under sijua area

Installation, testing and commissioning of interlocking system of 33kv and 6.6kv breakers with respective gang operated air break switches (33kv and 6.6 kv isolators) installed at coal and ob substation of khadia project

Providing and fitting of a fire detection and protection arrangement for quenching of the fire in the 5 mva transformer unit installed at the surface substation of gayatri ug mine, bishrampur area, secl

For complete rewinding of 500kva 11kv/440v transformer eef make sl.no.4010852 installed at nichitpur township substation under sijua area.

Complete &#x0d rewinding/repairing of oil &#x0d cooled transformer &#x0d 350kva, 6.6kv/440v/550v, &#x0d sl.no.13329 under township, &#x0d moonidih, wja