IEC-60909-4 Complete Document History
Short-circuit currents in three-phase AC systems - Part 4: Examples for the calculation of short-circuit currents

Complete Current Edition:
   EDITION 2.0 - Part 4: Examples for the calculation of short-circuit currents - June 1, 2021

Obsolete Revision Information:
   EDITION 1.0 - Part 4: Examples for the calculation of short-circuit currents - July 1, 2000