Just done a load of inspections on a caravan park where the entire distribution system is TN-S. Problem is that quite a few of the Ze's are above 0.8 ohms stipulated as maximum. The question is, does the use of RCD's mitigate the above parameter readings? or will they have to get the Ze's...
Please update your Windows. There are a couple of important updates out, plus a better IE, and if you have it, a service pack update for Office.
update - Bing
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