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Thread: Earth loop impedance test result

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    Earth loop impedance test result

    Question for the more experienced guys out there - what is considered an acceptable reading for this test?
    My test on a 1940's flat in Observatory JHB gave me 0.43 Ohms, and 0.41 Ohms on Neutral loop impedance.
    Thanks in advance

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  2. #2
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    Sorry, just seen this very clear explanation https://www.theforumsa.co.za/forums/...ce-on-COC-test
    Makes sense now

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