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Electrical Inspection & Testing Forum
No Rcd Protection On A Tt Installation
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<blockquote data-quote="paulcopeman" data-source="post: 391773" data-attributes="member: 21928"><p>The ze is over 300 ohms so no chance of hitting required times for mcbs. Under what circumstances can RCD be omitted on a txt system</p><p></p><p>I always thought it was always required.</p><p></p><p>I work in lo.don therefore not worked on tt systems before.</p></blockquote><p></p>
[QUOTE="paulcopeman, post: 391773, member: 21928"] The ze is over 300 ohms so no chance of hitting required times for mcbs. Under what circumstances can RCD be omitted on a txt system I always thought it was always required. I work in lo.don therefore not worked on tt systems before. [/QUOTE]
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No Rcd Protection On A Tt Installation
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