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    MAxelectric's Avatar
    MAxelectric Posts: 17, Reputation: 1
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    #1

    Mar 1, 2007, 10:38 PM
    Distiguish between contactor and circuit breaker ?
    What is difference between contactor and circuit breaker ?
    colbtech's Avatar
    colbtech Posts: 748, Reputation: 66
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    #2

    Mar 2, 2007, 03:23 AM
    These items are electrical switches basically isolators. The contactor is controlled by power being applied to a coil which activates/deactivates the switch. A circuit breaker responds electrically to a fault condition or via a manual reset button.
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