... Series type indoor
high voltage vacuum circuit breaker is rated
voltage 24kV, three-phase AC 50Hz Indoor
high-
voltage switchgear ,apply for ... manufacturing accordance with our national standard GB1984-2003
high voltage circuit breakers>, DL / T403-2000<3.6 ~ ... operating sequence 0-0.3s-CO-180s-CO9Rated lightning impulse withstand voltagekv125 101min power frequency withstand voltageKV6511Closing ...