Product description

　　This device is an indoor metal armored withdrawable switchgear (hereinafter referred to as switchgear), which is a 3--10kV three-phase AC 50HZ single bus and single bus segmentation system, the secondary power distribution of mining enterprises and the electrical industry system Power receiving, power transmission and starting of large high-voltage motors in substations. For the purpose of control protection and monitoring, this switchgear meets the requirements of DL/T404-91, 1EC298, GB3906 and other standards, and has the function of preventing load push-pull circuit breaker trolley, preventing accidental opening and closing of the circuit breaker, and preventing the grounding switch from being in the closed position The interlocking function of closing the circuit breaker, preventing accidental entry into the live compartment, and preventing accidental closing of the grounding switch when electrified, can be equipped with both VS1 vacuum circuit breaker and ABB company's VD4 vacuum circuit breaker. It is a power distribution device with superior performance.

　　Use environmental conditions

　　1. Normal environmental conditions

　　A. Ambient air temperature: upper limit, +40 degrees; lower limit, -10 degrees

　　B, altitude: 1000M

　　C. The surrounding air should not be significantly polluted by corrosive or flammable gases, water vapor, etc.

　　2, special working conditions

　　* When used under normal environmental conditions exceeding GB3906, it shall be negotiated by the user and the manufacturer.