Question

Define MCB.

Answer 1

1. MCB is the abbreviation for Miniature Circuit Breakers
2. MCB is an automatic switch that opens when excessive current flows through the circuit.
3. It can be reclosed without any manual replacement. MCB is more sensitive to current than the fuse.
4. It detects any abnormality in the current flow and automatically switches off the electrical circuit.
5. In the case of MCB, the faulty zone of the electrical circuit can be easily identified.