- Model NO.: Vacuum Circuit Breaker
- Operation: Electric Type
- Installation: Fixed
- Type: Circuit Breaker
- Trademark: Powery
- Breaking Capacity: High Voltage Circuit Breakers
- Arc-extinguishing Medium: Vacuum
- Certification: ISO9001-2000
- Function: Overcurrent Protection
- Origin: Qingdao, China
1. Reliable breaking capability.
2. High level of insulation.
3. Long service life time.
Outdoor H. V. Vacuum Circuit Breaker
Outdoor H. V. Vacuum Circuit Breaker is a high voltage switch equipment used in the distribution system of urban networks, substations, industrial and mining enterprises for cutting load current, overload current and short circuit current. It is characterized by strong breaking capability and long service life time. The circuit breaker conforms to the requirements of IEC standards.
|Rated Voltage (kV)||12|
|Rated Current (A)||630|
|Power Frequency Withstand Voltage (kV)||34/42|
|Lighting Impulse Withstand Voltage (kV)||75|
|Rated Short-circuit Breaking Current (kA)||20|
|Maximum Rated Short-circuit Controlling Current (kA)||50|
|Maximum Rated Machine Stabling Current (kA)||50|
|4S Heat-stabling Current (kA)||20|
|Times of Short-circuit Breaking||30|
|Automatic Striking and Grinding Thickness (mm)||2|