Vacuum Arc Extinction: Uses vacuum interrupter for safe, fire-free, and explosion-proof arc extinction.
Long Mechanical Life: Mechanical life reaches over 10,000 operations for the circuit breaker.
Wind Power Design: Specially designed for wind power and photovoltaic box-type substations.
Compact Integration: Integrates isolating switch, breaker, earthing switch, and sensor into one unit.
High Reliability: Equipped with complete five-prevention functions to prevent misoperations.
Fast Fault Response: Opens within 30-40ms when fuse melting triggers the load switch.
Flexible Operation: Supports electric, manual, and remote control via dedicated spring mechanism.
Safety Interlocking: Features interlocking mechanism between breaker and cabinet door for operator safety.