IEC 61129 Replaced
IEC 61129:1992
Alternating current earthing switches - Induced current switching
Applies to alternating current earthing switches, rated 52 kV and above, capable of switching induced currents. Specifies switching requirements for earthing switches used to earth transmission lines.
CHFÂ 80.-
This publication has been replaced by:
IEC 62271-102:2001