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1.Easy installation, minimal maintenance, compact and reliability.
2.Main circuit: 63kA/20kA (4s), mechanical endurance ≥10,000 operations
3.Mechanical endurance: Disconnector switch, Earthing switch≥3000 operations
4.Ambient temperature: -25°C to +50°C; Seismic intensity ≤ 8 degrees
SPFV-12D/T630-20 is a dedicated vacuum circuit breaker for 12kV SF6 gas-insulated switchgear, incorporating a three-position disconnector and earthing switch. Featuring a clamp-type structure, it offers key advantages including reliable breaking performance, extended service life, maintenance-free operation, and enhanced safety. As the component of gas-insulated switchgear, it performs core functions with characteristics such as load current handling, and the ability to making and breaking short-circuit currents.
The SPFV-12D/T630-20 vacuum circuit breaker complies with GB/T11022-2020, GB1984 standards
Model Composition and Meaning：
Main Technical Parameters：
