1,Best price and quality 2,Good after-sales service 3,MOQ:1 pcs 4,CE,ROSH,CCC can be offer Vacuum circuit breaker rated voltage:3.6kV to 24kVAir insulation and Sealed poleFixed type and Withdrawable typeTechnical dataRated voltage(KV)3.6,7.2,12,241 min power frequency withstand voltage(KV)42,50Lightning impulse withstand voltage(KV)75,125Rated frequency(HZ)50/60Rated current(A) ...