Physics · Switchgear and Protection
Select the INCORRECT statement regarding an air-blast circuit breaker.
- 1It requires less maintenance compared to oil circuit breakers.
- 2It is suitable for frequent operations due to low arc energy.
- 3The time duration of the arc is significantly different for different values of current.✓
- 4Arc quenching is rapid and efficient.
Correct answer
The time duration of the arc is significantly different for different values of current.
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