Product Overview
The SZRV1 series indoor medium-voltage vacuum circuit breaker is suitable for AC 50Hz, 12kV/24kV medium-voltage distribution systems, and can serve as control and protection equipment in power plants, substations, industrial and mining enterprises, high-rise buildings, and infrastructure projects. The product offers handcart-mounted, fixed, and side-mounted installation options, with rated currents of 630A and 1250A, and rated short-circuit breaking currents of 25kA and 31.5kA, suitable for frequent operation and high-reliability applications.
Core parameters
- Rated voltage: 12kV/24kV
- Rated frequency: 50Hz
- Rated current: 630A, 1250A
- Rated short-circuit breaking current: 25kA, 31.5kA
- Rated short circuit duration: 4 seconds
- Installation methods: handcart-mounted, fixed, side-mounted
- Mechanical lifespan: 20,000 cycles
- Ambient temperature: -15°C~40°C
- Elevation: not ex