Complete repairing/overhauling of 400 amps. 3.3 kv mine line make vcb switch sl. no-903 and local id-jg/sw/vcb/3.3kv/46 of amal.nt-st-jg colliery under lodna area.

Repairing 400 amps 3.3 kv vcb with busbar sait mine line make sl.no. 1206 for secondary controlling of 7.5 mva transformer amal.nt-st-jg colliery under lodna area. (local id. bar/sw/vcb/3.3 kv/01)

Complete repairing of star delta starter mineline make 3.3 kv 400 a 215 kw org.sl.no. hs-20128 of amal.nt-st-jg colliery under lodna area.

Complete repairing and overhauling of 1 no.3.3 kv 650 kw n-flp mine line make vcb star delta starter sl.no. 243 local id-jg/st/vcb/3.3kv/62 at jeenagora old pumping patch of amal.nt-st-jg ocp under lodna area.

Internal wiring of tisra thana ( residence) at amal.nt-st-jg colliery under lodna area.

Repairing reconditioning of three no. vcb having details a. 400a 3.3kv outdoor type make meditron sl. no. 0206 b. 400a 3.3kv outdoor type vcb make mineline sl. no. 289 c. 400a 3.3kv outdoor type vcb make mineline sl. no. 291 installed

Complete repairing 11 kv ocb 400 amaps vcb switch electrotechnica make for controlling of 7.5 mva transformer at marigodam workshop sub-station sl.no. 2312 local id. no. bccl/jg/sw/vcb/11 kv/21 of amal.nt-st-jg colliery under lodna area

Repairing of gasket and stud changing of 250 kva 11kv/440 volt lighting transformer (local id no. jg/tr/04) of amal.nt-st-jg under lodna area

Complete repairing of 400 amps 11 kv vcb switch of electrotechnica make for primary controlling of 3.15 mva transformer sl. no. sgi -2312 at new kt sub-station of amal.nt-st-jg colliery (jeenagora ocp) under lodna area.( local id no bccl/jg/sw/vcb/

Rewinding of 315kva,3.3kv/550volts tsu, sait mineline ltd. make, sl. no. 73, benidih u/g (-5) l/1 deep ampc, &#x0d barora area.