This International Standard is applicable to a.c. series capacitor by-pass switches designed for outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 52 kV.
It is only applicable to by-pass switches for use in three-phase systems.
This standard is also applicable to the operating devices of by-pass switches and to their auxiliary equipment.
BS EN 62271-109:2006 history
2009BS EN 62271-109:2009+A1:2013 High-voltage switchgear and controlgear. Alternating-current series capacitor by-pass switches
0000 BS EN 62271-109:2009
2007BS EN 62271-109:2006 High-voltage switchgear and controlgear — Part 109: Alternating-current series capacitor by-pass switches