Repairing and rewinding of 1mva 11kv/3.3kv power transformer sl. no. jrd/trf/1mva/01 installed at new sub-station of jarangdih colliery under kathara area

Complete repairing and rewinding of 01 no. 570kw, 3.3kv, ph make crompton greaves induction motor (stator) sl. no. tvc491106/1 of jarangdih colliery under kathara area.

Comprehensive annual maintenance contract of air conditioner machines installed at different grid substation/locations under transmission circle purnea, koshi & darbhanga.

Annual maintenance contract (camc) for 75 nos. of 1.5 ton and 2.0 ton air conditioners installed at different locations under gm unit, a-c area

On site repairing of 4 no 3.3kv&#x0d vcb (jarjara vcb, old potanga&#x0d vcb, u/g vcb and 630kva trans vcb) under urimari ocp.

Repairing of vcb 3.3kv switch make elecktroteknika, si.&#x0d no. sp/0/649 installed at potanga substation used for controlling of old circuit feed to potanga quarry&#x0d under urimari ocp.

On site repairing of 2 no 3.3kv vcb (400amp, make-pce and 630amp, make- gec acstom)&#x0d installed at 11kv sub-station under urimari ocp.

On site repairing of 3.3kv ocb make-reyrollburn si. no.&#x0d 82/110 and 3.3kv vcb make gecalstom(p) si. no. 823421/2/3 used as controlling breaker of 2 no&#x0d 600kvar, 3.3kv capacitor bank at 11kv sub station under urimari ocp.

Repairing and maintenance of 03 nos 3.3kv vcb installed at different colonies under kargali ocp

Repairing of nflp vcb dol starter switch make sali&#x0d teknik pvt. ltd. 3.3kv si. no.&#x0d sahd-2427 used for controlling of ht motor&#x0d pump installed at old potanga quarry under&#x0d urimari ocp.