what happens if sf6ckt breaker gas pressure is high or low about the actual rati

what happens if sf6ckt breaker gas pressure is high or low about the actual rating of gas pressure(5kg/cm2)

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what happens if sf6ckt breaker gas pressure is high or low about the actual rating of gas pressure(5..

Answer / ashish sahebrao tekade

If there is a low pressure the arc quenching time of current is low, thats why relay got large time to operate. If there is high pressure of sf6 gas there is a possibility to break a bottle of sf6 gas filled which is harmful of machinery

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what happens if sf6ckt breaker gas pressure is high or low about the actual rating of gas pressure(5..

Answer / k.prakashchandra

And the contacts may get damaged due to prolonged arcing

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