Flameproof transwitch unit (flp tsu) 315kva, 3.3kv/550v (or 525v),flameproof switch board panel comprising of seven flameproof 3.3kv, 400a vcb,flameproof switch board panel comprising of four flameproof 3.3kv, 400a vcb,flameproof vacuum circuit breaker 3.3kv, 400a,flameproof air circuit breaker 400a, 550v,flameproof air circuit breaker 200a, 550v,flameproof air circuit breaker 100a, 550v

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 reconditioning 03 no 3.3kv 400 amp vcb switch of ck300 shovel sl no. e-170 and e-173 and ekg5a shovel sl no. hmb-590.

Repairing and reconditioning 1 no 3.3kv 600 amp vcb switch of ck300 shovel sl no. e-173 and repairing of psu of ck300 shovel sl no. e-170 and e-173 and repairing of lvcr assly for shovel sl no. hmb-590

Repairing and reconditioning of 01 no 3.3kv 600 amp vcb switch of ekg5a shovel sl no. hmb-590.

Repairing of wiring circuit of crowd generator and resistance panel and repairing of static exciter for shovel sl no. hmb-590 and repairing and reconditioning of 01 no 3.3 kv 600 amp vcb switch of ck300 shovel sl no. e-170 and repairing of float 01 n

Repairing and reconditioning of 2 nos. 400 amp, 3.3kv electroteknika make vcb (field switch) of tnocp under hazaribagh area

Repairing/replacement of l.t. panel and psu for ck300 shovel sl no. e-170 and e-173.

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