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Homepage>BS Standards>29 ELECTRICAL ENGINEERING>29.130 Switchgear and controlgear>29.130.20 Low voltage switchgear and controlgear>BS 7767:1994 Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
immediate downloadReleased: 1994-07-15
BS 7767:1994 Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)

BS 7767:1994

Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)

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Standard number:BS 7767:1994
Pages:10
Released:1994-07-15
ISBN:0 580 23199 2
Status:Standard
DESCRIPTION

BS 7767:1994


This standard BS 7767:1994 Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA) is classified in these ICS categories:
  • 29.130.20 Low voltage switchgear and controlgear

This Technical Report describes an extrapolation method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA).


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.
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