MPCB stand for:
- Maximum protection circuit breaker
- Mere protection circuit breaker
- Motor protection circuit breaker
- Max piezo connection board
Correct answer: Motor protection circuit breaker
MPCB or Motor Protection Circuit breaker is a specialized type of circuit breaker that combines circuit breaker functionality with thermal overload relays for protecting motors against overloading and short circuits.
MPCBs can be found in industrial, and commercial environments.
More MCQ on Power System Protection.