Work of Replacement of Old and Outlived pneumatic type 145KV Circuit Breaker at 400 KV Sub Station Sarnath Varanasi.

Dismantling of old & outlived pneumatic type 145 KV CB by opening of nuts & bolts, opening of jumpers, cable connection, earthing and shifting dismantled to store / designated place as per direction of supervising engineer.

Erection of new 145 KV SF6 Circuit Breaker complete with accessories & structure by assembling all parts with bolts & nuts as per drawing in supervision of company service engineer and supervising engineer alongwith shifting the 145 KV SF6 CB from store to site.

Re-jumpering of each CB by using new jumpers & all associated work.

Earthing of circuit breaker (Equipment’s) by cutting straightening, bending, laying -700mm below ground and above ground of size - 50 x 6 mm MS Flat for earthing of main and auxiliary structure, equipment’s structure including welding with main earthmat and with object to be earthed. Excavation of trenches, its back filling and all other associated works as required to complete the work, work also including painting of MS Flat of different size after cleaning of rusted surface 1st coat of Red oxide and 2 coat of Bus Green paint to complete the work.