Rated Voltage12kV
Rated Current630A
Rated insulation level42kV/48kV
Lightening impulse withstand75kV/85kV
Rated short circuit making current50kA
Rated Opening Current 20kA
Rated Breaking Times30次
Circuit Breaker Mechanichal Life10000次
Mechanical life of isolating switch3000次
Partial discharge ≤20pC
Enclosure protection levelIP67
Internal arc classification (IAC)20kA/0.5s