IEC 60949 Ed. 1.0 b:1988

Calculation of thermally permissible short-circuit currents, taking into account non-adiabatic heating effects

International Electrotechnical Commission, 11/25/1988

Publisher: IEC

File Format: PDF

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Description

Published:25/11/1988

Pages:25

File Size:1 file , 1.6 MB

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The approach set out in this standard is to: a) calculate the adiabatic short-circuit current, b) calculate a modifying factor that takes account of the non-adiabatic heating effect, c) multiply a) and b) to obtain permissible short-circuit current.

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