Maintenance and reconditioning of 2 nos. vcb (11kv and 6.6kv, pce make), 2 nos. ocb switch (11kv, 800 amp, gec make), sf6 abb make breaker (33kv, 1250 amp), maintenance of ct, and repairing of 11kv capacitor bank control panel at central substation

Repairing and installation of new safety devices in 6.6kv / 3.3 kv, 630amps, vcb, make-electroteknica, sl. no. 062 field switch of shovel section at kathara colliery.

Repairing and reconditioning of 02 nos of electroteknica make 3.3kv 400amp vcb switch sl. no. et-4389 and et-01/peocp (local sl. no) of peocp under hazaribagh area

Repairing of 6.6kv/3.3kv/ vcb field switch, make andrew yule, 630 amps, sl. no. 0317 for marion shovel exc-1844 of kathara colliery.

Repairing of 3.3kv / 6.6kv vcb, sl. no. vib 389 field switch, 400 amp. make transgiest of shovel sl. no. exc-1851 at kathara colliery.

Repairing and reconditioning of 2 nos 3.3kv vcb, 400amp, electroteknica make field switch at parej ocp under hazaribag area.

Repairing and reconditioning of 630 amp, 3.3kv pce make vcb and 400 a, 3.3kv et make vcb of tnocp under hazaribag area

Repairing and reconditioning of 630 amp, 3.3kv pce make vcb and 400 a, 3.3kv et make vcb of tnocp under hazaribag area

Repairing and reconditioning of 60amp, 180kw, 3.3kv, ht starter make electroteknica si no. et 1099 of gidi-a under argada area

Complete repairing and reconditioning of 6.6kv. 1250 amps vcb switch meditiron make, sl.no-te/225 under kathara colliery.