Dr Kesorn Pechrach Weaver: Piezoelectrics in Circuit Breakers: Arc current at 5.5 m/s

Dr Kesorn Pechrach Weaver: Piezoelectrics in Circuit Breakers: Arc current at 5.5 m/s: Arc current at 5.5 m/s The total period of the arc for the contact opening velocity at 5.5 m/s is about 6000 μs. The peak of arc curr...

Arc current at 5.5 m/s

Arc current at 5.5 m/s

The total period of the arc for the contact
opening velocity at 5.5 m/s is about 6000 μs.
The peak of arc current is about 2400 A. This
is higher than the arc current at contact
opening velocity of 10 m/s.

Ref: Piezoelectrics in Circuit Breakers: Design & Test