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  1. fharry

    Voltage reference level aluminum/copper

    Hello. What is the voltage between ground and a copper anode immersed in seawater? What about between ground and an aluminium anode? Harry F.
  2. fharry

    Grounding in IT-system

    Why is there, on an 230 V IT-system (isolated neutral) on a ship, 127 V between ground and phase when there is no connection between tranformers neutral and earth? Is this because of the capacitive currents in the long cables? Thanx Harry F

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