Maintenance of 3.3kv oh line from dumerbera sub-station to 16b quarry and installation of 400a rated goab and do fuse at 16b quarry for safe operation 250kva 3.3kv/440v transformer installated at 16b quarry of ara colliery under kuju

Repairing and reconditioning of 11kv ,400a vcb electrotecknica make s.no. sgo-1705 and 3.3kv ocb 400a reyroll burne make s.no. 84/326 installed at karma project under kuju area.

Maintenance and reconditioning of 11kv,400a reyrolle burn make ocb si no. 827236 of ara colliery under kuju area.

Repairing and reconditioning of 2 nos control panel a. 11kv, 400amp reyroll burn make ocb local sl no kugp ocb 11kv 002 and3.3kv 400amp ece make ocb local sl no kugp ocb 3.3kv 003 ocb of kugp under hazaribag area

Repairing and reconditioning of 3.3kv, 400a.ocb make reyrolle burn, ctr value 200/5a, sl no.84/326 installed with primary control of 750kva transformer make truevolt engineering at crusher substation of karma project under kuju area.

Repairing and reconditioning of 3.3kv ocb, make rey roll burn located at kuju main substation of kuju colliery under kuju area.

Repairing/overhauling of gec make ocb 400a.550v sl.no.314711/49 at ekra substation basdeopur(ii)rep/overhauling of 400amp,440v lt switch make-reyroll sl.no.cb952 at coke plant substation lbc(iii)rep/overhauling of 800amp,550v/440v acb make-abc sl.n

Work for con of existing 3.3kv bus-bar of ara-kanta substation into 11kv bus-bar, dismantling of complete 3.3kv oh line from ara -kanta substation to dumerbera substation and installation of transformers at ara kanta substaion

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.

Reparing and overhauling of &#x0d 3.3kv,400a cg make ocb of bankola &#x0d colliery under bankola area