VN1-12 Indoor high voltage vacuum circuit breaker

VN1-12 series solid-sealed high-voltage vacuum circuit breakers are suitable for three-phase AC power systems with a rated voltage of 7.2-12kv and a frequency of 50Hz. They are widely used in power plants, substations, petrochemicals, metallurgy, manufacturing, airports and communities, etc. It is used for the protection and control of electrical facilities, especially suitable for places where frequent operation under rated current or multiple interruption of short-circuit current occurs. It can be installed in mobile or fixed air-insulated switchgear.