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tn-s

  1. eveares

    TN-C-S or TN-S

    So this is my supply at my new property and when I first saw during a house viewing back in July and before I gave it any real attention, I thought it was TN-C-S. Then a EICR later on I had done said it was TN-S, making me think it was split concentric and TN-S due to where the main earth...
    • eveares
    • Thread
    • dno earth connections main earth main earth terminal pme tn-c-s tn-s
    • Replies: 38
    • Forum: Electrics UK
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