China Distribution System High Voltage Solid Insulated Switchgear, Find details about China Solid Insulated Switchgear, High Voltage Switchgear from Distribution System High Voltage Solid Insulated Switchgear
Rated voltage | 12kV |
Rated current | 630/1250A |
Rated frequency | 50Hz |
Rated short-duration (1 min) power frequency withstand voltage | 42kV |
Rated short-circuit breaking current | 20kA |
Rated short-duration withstand current (4s) | 20kA |
Rated lightning impluse withstand voltage | 75kV |
Rated short-circuit making current (peak value) | 50kA |
Rated peak withstand current | 50kA |
Rated short-circuit current drop-out times | 30 Times |
Mechanical service life of vacuum circuit breaker | 2000 Times |
Mechanical service life of disconnectors/ground switch | 2000 Times |
Protection degree of enclosure | IP4X |
Rated operating sequence of circuit breaker | O-0.3s-CO-180s-CO |
Rated work power supply | AC/DC 100/220V |