Repairing, Overhauling, Servicing and attending Air Leakage in Pneumatic Drive of ABB make 400KV and 245KV, SF6 Circuit Breakers installed at 400KV Sub Station Bareilly under Electy. 400KV Substation Division Bareilly

Amount

Repairing, Overhauling, Servicing and attending Air Leakage in Pneumatic Drive of ABB make 400KV and 245KV, SF6 Circuit Breakers installed at 400KV Sub Station Bareilly under Electy. 400KV Substation Division Bareilly, with all cost of men, misc. consumables, normal & special t&ps etc required to be arranged by agency for satisfactory completion of the work, with all due care of safety & precautions as per technical specifications and direction of the supervising engineer, as per details below :

Major overhauling of 420KV ABB Make SF6 circuit breaker installed at 400KV Bays at 400KV Substation, Bareilly, by making an inert chamber (working place) of wooden/steel frame then covering whole area with high density poly propylene sheet to prevent job from external atmosphere/dust/pollution away from place of installation to working place distance approx. 0.5 KM. Work also include Extraction of SF6 Circuit Breaker in empty SF6 gas cylinder. Safe dismantling of all three poles of 420KV SF6 Circuit Breaker with the help of crane and carriage up to working place, then major overhauling of complete 420KV SF6 CB including PIR, Interrupter unit and complete operating Mechanism by opening of all parts, cleaning of all parts and chamber then replacement of defective parts if required then complete assembling of CB unit. Safely carrying back of overhauled breaker unit from working place to installation site, then complete erection of all three poles of 420KV SF6 CB on structure and connecting clamp and connector with 4" IPS pipe Bus, creating Vacuum in all three poles and after that filling of SF6 gas up to required pressure then checking for leakage of gas with the help of detector, checking of Operation with CB Analyzer and complete testing & Commissioning of the complete Breaker to secure for proper operation. All required consumable materials, T&P, Crane, Gas handling plant, CB Analyzer, Skilled & Unskilled Technician, Experienced Engineer capable to work on ABB make CB to be arranged by the contractor on his own cost.

M/S JAI SHREE ENTERPRISES (BID ID -4904085)

R.S.ASSOCIATE (BID ID -4905474)