engineering recuitment UPPCL Technician Electrician 2022 Mock Test Electrician and Wireman Power Systems Circuit Breakers
The circuit breaker which does not contain any serviceable part is known as:
1
Oil circuit breaker (OCB)
2
Miniature circuit breaker (MCB)
3
Air circuit breaker (ACB)
4
Air blast circuit breaker (ABCB)