Question

define MCB ???

please tell me answer fast ​

Answer 1

Miniature Circuit Breaker or MCB A miniature circuit breaker or MCB is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. Its basic function is to interrupt current flow after a fault is detected.

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Answer 2

Answer:

miniature circuit breaker is an electrical switch that is automatically controlled to protect an electrical circuit from damage caused by excess in current overload as shorts circuiting.