ARRESTING GAS LEAKAGE PROBLEM OF 145 KV SF-6 CIRCUIT BREAKER (ABB MAKE) OF 132 KV BHARUA SUMERPUR BAY AT 132 KV S/S PATARA HAMIRPUR UNDER ETD HAMIRPUR.

Amount

Details of Work.

Arresting gas leakage problem of LTB145D1/B type, Sr. No. - 19000302, Mfg. Year-2014, 145 KV SF6 gas circuit breaker by filling of nitrogen gas of purity 99.9% (Provided by department) in circuit breaker poles upto required pressure of 7.0 Kg/m2 and checking the leakage from distributor point to gas pipe lines, adaptor and pole unit with identifation leakage point. The gas leakage and repairing by replacing the O-ring of pole unit and distributor and etc. by opening of top cover of pole units and distributor and assembling them. After attending leakage points, fill nitrogen in poles and observing it for 06 hours to check leakage. After that filling of SF-6 gas up to required level and checking operation of circuit breaker from remote and local of 145 KV SF-6 Gas Cricuit Breaker (ABB Make) of 132 KV Bharua Sumerpur bay at 132 KV S/S Patara, Hamirpur under ETD Hamirpur. Also work includes replacement of pole of above circuit breaker if found defective.

Rates qouted by the bidders shall be without taxes. Taxes applicable if any to paid extra

MAXWEL ELECTRICALS

N D ASSOCIATES