engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Electrician and Wireman Power Systems Transmission and Distribution
Which of the following is INCORRECT with respect to an isolator?
1
it is used to isolate one portion of circuit from another
2
It is installed as a substitute of circuit breaker.
3
It is capable of braking charging currents.
4
It is installed usually on both sides of circuit breaker.