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  1. lawdy

    ELECTRICAL MOTORS AND CONTROLS

    I HAVE A WESTING HOUSE CONTROL CENETR WITH 100A ADUSTABLE INSANTANEOUS TRIP BREAKER INSTALLED FEEDING A THIRTY H.P. THREE PHASE 480V INDUCTION TYPE B ENERGY EFFIENT MOTOR NEED TO CHANGE TO A FIFTY H.P. OF THE SAME TYPE WHAT SIZE BREAKER DO I NEED ?

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