NF C64-471-108*NF EN 62271-108:2006 High-voltage switchgear and controlgear - Part 108 : high-voltage alternating current disconnecting circuit-breakers for rated voltages of 72,5 kV and above.
2006NF C64-471-108*NF EN 62271-108:2006 High-voltage switchgear and controlgear - Part 108 : high-voltage alternating current disconnecting circuit-breakers for rated voltages of 72,5 kV and above.