Erection and reorganisation of main 11kv overhead line and installation of 1.6mva power transformer 11kv/3.3kv with ht panel at pit office substation with busbar arrangement at topa ocp under kuju area.

Repairing and reconditioning of 11kv , 400a ocb make reyrolle burne ctr value 100/5a si no. 82/220 at karma project, 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 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.

Repairing of remote control panel and 3.3kv, 400a, ocb installed at main substation of topa project under kuju area

Repairing and reconditioning of 02 nos.3.3kv,400a vcb mineline make for controlling of crusher transformer and pumping er respectively at karma project under kuju area.

Repairing of 6.6kv 400a ocb switch make crompton grieves, ctr 200/5a, type emx2, sl. no.- 27894g controlling to 2.5 mva power transformer 6.6kv/3.3kv installed at power house 11kv substation ej area.

Repairing and reconditioning of secondary control of 750 kva transformer installed at crusher point of karma project under kuju area

Repairing and reconditioning of 11kv vcb make meditron, s.no.9473 installed with secondary control of on load isolator and 3.3kv vcb of make mine line s.no.254 installed with primary control of bus bar at main substation of karma ocp under kuju area.

Repairing of remote control panel of all vcbs and 400a, 3.3kv, ssg make, ocb sl. no-0766/909 installed at main substation of topa project under kuju area.