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Answer Posted / sath
Normally MCB's are used for low voltage application.Phase
line is directly connected to the input pole of MCB.MCB's
are act as a contacter here.In normal operating condition
terminal of the MCB are closed position. if the current
value reach above the rated value then the conduct is open.
so there is no need for the relay here.
| Is This Answer Correct ? | 37 Yes | 12 No |
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