how does an MCB work ?
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Whenever continuous overcurrent flows through MCB, the bimetallic strip is heated and deflects by bending. ... To restart the flow of current the MCB must be manually turned ON. This mechanism protects from the faults arising due to overcurrent or overload and short circuit.
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The working principle of MCB
Whenever continuous overcurrent flows through MCB, the bimetallic strip is heated and deflects by bending. ... To restart the flow of current the MCB must be manually turned ON. This mechanism protects from the faults arising due to overcurrent or overload and short circuit
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