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dielectric strength of vacuum is greater than SF6 but for
132Kv uses sf6 breaker & for 33kV uses vaccum breaker why such
a contradiction?
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- MSETCL Maharashtra State Electricity Transmission Co Ltd, I also Faced
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Answer Posted / abhi
i think the arc quenching in sf6 is better than vacuum. so for 33kv vacuum is usedc whereas for 132kv sf6 is used...
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