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TNCS Condition

lyledunn
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Perhaps you can shed some light on this condition for TNCS systems in the Irish Rules. I can only see that as RE decreases RB becomes more onerous but to be honest I am not really getting the essence.
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    So it's a TNC-S with a supplementary earth electrode.
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    So it's a TNC-S with a supplementary earth electrode.
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