Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
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What is BS 7767 - Partially type-tested assemblies about?
BS 7767 is a technical report which describes an extrapolation method for assessing the short circuit withstand strength of partially type-tested assemblies (PTTA). Various methods of extrapolation can be conceived and are acceptable. The method described in BS 7767 is one such method and may be used for partially type-tested assemblies to prove compliance with the requirements of 7.5.1 of IEC 439-1 .
Who is BS 7767 - Partially type-tested assemblies for?
BS 7767 on partially type-tested assemblies is helpful for:
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