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    jrbradley's Avatar
    jrbradley Posts: 1, Reputation: 1
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    #1

    Jul 6, 2010, 04:41 PM
    50 Amp gfci breaker how to measure total amps
    I measure the amps on the 50 amp breaker the black wire measures 23.5 and the red wire measures 23.2 do I add these together or is the spa pulling 23.5 amps?
    KISS's Avatar
    KISS Posts: 12,510, Reputation: 839
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    #2

    Jul 6, 2010, 04:47 PM

    If there was a white, it would measure 0.3 A, but I'll bet there isn't and your within the error bars of the measuring system.

    Call it 23.5 A and use the error bars of the instrument.
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