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High earth loop readings
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<blockquote data-quote="raymond11" data-source="post: 514544" data-attributes="member: 17348"><p>Hi I am getting some high readings on lighting circuits of around 2.97 ohms ,the protective device is an rcbo/ combined Afd .I am getting trip times of 34ms x1 and 9ms X5 .the maximum value, looking at the pocket table ,the maximum should not exceed 1.74 ohms for a 10 amp rcbo.</p><p></p><p>Any ideas ? Not sure about the 1667 ohms deal ,if there is a reg to confirm this is ok ,could you please attach to your replies.</p><p></p><p>Many thanks</p></blockquote><p></p>
[QUOTE="raymond11, post: 514544, member: 17348"] Hi I am getting some high readings on lighting circuits of around 2.97 ohms ,the protective device is an rcbo/ combined Afd .I am getting trip times of 34ms x1 and 9ms X5 .the maximum value, looking at the pocket table ,the maximum should not exceed 1.74 ohms for a 10 amp rcbo. Any ideas ? Not sure about the 1667 ohms deal ,if there is a reg to confirm this is ok ,could you please attach to your replies. Many thanks [/QUOTE]
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