VS1-12 Series
VS1-12 Indoor Vacuum Circuit Breaker
High Efficiency
Low loss design
Low Noise
Stable operation
Fire Resistant
Safe indoor use
Environmentally Friendly
Long service life
VS1-12 indoor high voltage vacuum circuit breaker, rated 12kV 630A 25kA. Handcart type for KYN28A (KYN44) switchgear. Spring operating mechanism, maintenance-free vacuum interrupter with 30,000 mechanical operation life. IEC 62271-100 certified for power distribution and motor starting.
Capacity / Model Rating
Primary Voltage
Secondary Voltage
Current
Technical Specifications (VS1-12/630-25)
| Item | Value |
|---|---|
| Rated Voltage | 12 kV |
| Rated Current | 630A |
| Short-Circuit Breaking Current | 25 kA |
| Mechanical Life | 30,000 operations |
| Operating Mechanism | Spring-operated, motor/manual charging |
| Standard | IEC 62271-100, GB 1984 |