IEC 60909-3:2009/COR1:2013 Short-circuit currents in three phase AC systems - Part 3: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth; Corrigendum 1
2013IEC 60909-3:2009/COR1:2013 Short-circuit currents in three phase AC systems - Part 3: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth; Corrigendum 1
0000 IEC 60909-3:2009 RLV
2003IEC 60909-3:2003 Short-circuit currents in three-phase a.c. systems - Part 3: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth
1995IEC 60909-3:1995 Short-circuit current calculation in three-phase a.c. systems - Part 3: Currents during two separate simultaneous single phase line-to-earth short circuits and partial short-circuit currents flowing through earth