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TECHNICAL SPECIFICATION FOR 33KV OUTDOOR …
www.nescoodisha.com5. 33 KV VACUUM CIRCUIT BREAKERS 5.1 General The circuit breakers shall be structure mounted open type with vacuum as interrupting media incorporating separate interrupters of 2000 A rating for each phase mounted on single frame. There shall be a common drive mechanism actuating the interrupters, which must work in synchronism.