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isolated

  1. eveares

    What do the regs say about sockets fed from portable UPS being RCD Protected?

    Just wondering what BS7671 says about fixed sockets being RCD protected when being fed from a portable UPS (i.e. removable rack type UPS) when the the UPS is operating on battery mode and the Line & Neutral conductors are isolated from Earth. (Effectively a Isolated Terra based earthing system.)...
    • eveares
    • Thread
    • battery backup earth fault floating earth isolated it earthing rcd socket tt earthing ups
    • Replies: 40
    • Forum: Electrics UK
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