VCB Manufacture Solid Pole 11kV 12kV 630A Vacuum Circuit Breaker
VS1-12 type indoor high voltage solid pole vacuum circuit breaker/VCB, distance between phases (phase spacing) – 150 mm, pole distance – 275 mmthree-phase AC 50Hz/60Hz, rated voltage for indoor switch 12kV power system, protection of power equipment enterprises.Power parts all use red copper material, Single spring
As a condition of power equipment and control unit. The frequent operation is suitable for requirements in the rated working current, or multiple breaking short circuit current.
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life
High reliable performance
Ambient temperature: not higher than +50 °C, not less than -40°C (at -30 °C to allow storage and transportation).
Altitude: not exceed 1000m.
Relative humidity: daily average of not more than 95%,saturated vapor pressure on the average of not more than 2.2 × 10-3MPa, On average not more than 1.8 × 10-3MPa.
Earthquake intensity: not more than eight.
No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.
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