Question

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what is the full form of M.C.B

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Answer 1

Answer:

MCB stands for Miniature Circuit Breaker. It automatically switches OFF electrical circuit during any abnormal condition in the electrical network such as overload & short circuitconditions.

Answer 2

$\large\red \maltese$ MCB ➝ Miniature Circuit Breaker

About MCB ➝

It automatically switches off the circuit during any abnormal condition in the electrical network. This means in overload condition as well as faulty condition. We use MCB in low voltage electric network instead of fuse. Handling MCB is safer than fuse.

$\large\red \maltese$ There are many types of MCB :-

• Single Pole ( SP ) MCB

• Double Pole ( DP ) MCB

• Triple Pole ( TP ) MCB and many more.

It is made up of electrolytic copper or silver alloy depending on the rating of the circuit breaker. It's life is 30 to 40 years.

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