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BS 7767 1994 Edition, July 15, 1994
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Assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
Additional Comments: SAME AS IEC 1117
Page Count:10
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Method of extrapolation which may be used for partially type-tested assemblies to prove compliance with the requirements of 7.5.1 of IEC 60439-1.