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

Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Repairing of 150hp, 550v star delta starter 02 nos and 200amp 550v acb switch of 7 pit madhusudanpur colliery

) for repairing of 02 nos. (i) lt switch 550v/200a sd-15 make kilburn sl.no.10580 (ii)lt switch 550v/160a sd-15 make kilburn sl.no.06739 central pool asbnc(2)complete repairing of star delta starter,160hp 550v make kilburn 06857 at jore pump basdeopu

Switch disconnectors and fuse combination units (switch fuse unit) conforming to is/iec 60947 (part 3)

Ttps operation circle cad annual maintenance of unit iii lt 415v ac switch gear bus modules, incomer breaker, tie breaker and 6.6kv 433v, 1600kva, acwph service transformer iii during the forth coming annual overhaul period 2026 to 2027 in acwph

Numerical over current protection relays for lt switch gear feeders

Supply of vertically operated 11 kv gang operated air breaker switch with composite polymer insulators

Ttps operation circle cad unit v annual maintenance in cooling water pump house ii lt 415v ac switch gear bus b modules and breaker during the forthcoming overhaul period 2026 to 2027

Re-arrangement of bus bar structure, proper gravelling work of main substation for kugp and amc works of 11kv/3.3kv/550v/440v oh lines under kedla ugp, hazaribagh area.