Repairing and rewinding of 1mva 11kv/3.3kv power transformer sl. no. jrd/trf/1mva/01 installed at new sub-station of jarangdih colliery under kathara area

Repairing of 02 nos. 3.3kv,400amp. aei make ocb bvl3 installed at central substation at west jkd colliery jkd sub area

Repairing and reconditioning of 3.3kv, 400amp. yule make vcb installed at substation of religara colliery under argada area.

Repairing of one no. 3.3kv,400amp mei&#x0d make ocb of main substation of gondegaon&#x0d ocm

Complete repairing / reconditioning of 3.3kv ocb switch, 400amp, make-rerolled burn, s/n-wnp installed at main substation for controlling of plant 3.3kv grade capacitor bank and 11kv ocb switch, 400amp, make-gec, s/n-sgw-1 both installed at main subs

Repairing and reconditioning of one no. 11kv 400amp. vcb and one no. 3.3kv 400amp ocb switch of kuju colliery under kuju area

Complete repairing / reconditioning of 3.3kv ocb switch, 400amp, make-kirloskar installed at ht room for primary control of two ocb switch of plant and 3.3kv ocb switch, 400amp, make-bicollary, s/n-sgw-1(wnp) for power supply to oversize transformer

For complete repairing of 11kv,400amp biecco lawrie make ocb sl.no.tmc/cb/11 of tocp substn. tmc(ii) and repairing of ocb,3.3kv,800amp,make bicco lawrie at substation of nichitpur colliery under sijua area.

Repairing/reconditioning of 01 nos 11kv,400amp ,rey roll burn make ocb s.no. 82/153 and 3.3kv ,400amp southern switch gear ocb s.no. 0766/959 of kuju colliery under kuju area.

Repairing of 3.3kv 400amp ocb switch make johnsion phillips si no. wnp at quarry electrical sub station of jarangdih colliery.