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BS PD 7639-1:1994 Short-circuit current calculation in three-phase a.c. systems. Factors for the calculation of short-circuit currents in three-phase a.c. systems according to BS 7639
standard by BSI Group, 04/15/1994
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Cross References:
BS 4727
BS 7638
BS 7639
Replaced by PD IEC TR 60909-1:2002 but remains current.
All current amendments available at time of purchase are included with the purchase of this document.