Alan Capon:lyledunn:The only change I would make to Lyle’s drawing, is to extend his TNC-S supply past the “TNC-S” house and add one more earth electrode (obviously with a further resistance) to the Supplier’s neutral conductor.
Regards,
Alan.
With another electrode placed beyond the house the diagram is starting to look a lot like a diagram of three pole earth resistance testing.
Andy B.
Alan Capon:lyledunn:The only change I would make to Lyle’s drawing, is to extend his TNC-S supply past the “TNC-S” house and add one more earth electrode (obviously with a further resistance) to the Supplier’s neutral conductor.
Regards,
Alan.
With another electrode placed beyond the house the diagram is starting to look a lot like a diagram of three pole earth resistance testing.
Andy B.
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