
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
出版:International Electrotechnical Committee

专家解读视频
specifies procedures for calculation of the prospective short-circuit currents with an unbalanced short circuit in high-voltage three-phase AC systems operating at nominal frequency 50 Hz or 60 Hz, i.e.
CEI EN 60909-3 Ed. 1 (2005) - Identical
SN EN 60909-3:2003 - Identical
BS EN 60909-3:2003 - Identical
DIN EN 60909-3 (2004-05) - Identical
VDE 0102-3:2004 - Identical
NF EN 60909-3:2004 - Identical
NF EN 60873-1:2004 - Identical
I.S. EN 60909-3:2003 - Identical
SS EN 60909-3 Ed. 1 (2004) - Identical
UNE EN 60909-3:2004 - Identical
PN EN 60909-3:2004 - Identical
NEN EN IEC 60909-3:2004 - Identical
OVE/ONORM EN 60909-3:2005 - Identical