Application

Automatic power switch (hereinafter referred to as switch) for AC 50Hz, rated working voltage 380V, rated current 63A-225A dual power supply system, with automatic or manual operation complete the handover common power supply and standby power supply. The switch is mainly used for important occasions, hospitals, shops, banks, chemical industry, metallurgy, high-rise buildings, military installations and so on.

Basic structure

Automatic power switch mainly by the power converter to perform circuit breaker composition, there are three state switching positions for users to choose: the common power supply (N) together, double points, standby power (R) together, the switch has a small size, light weight, stable easy to use and so on.

Normal working condition

The installation altitude not exceeding 2000 meters.

The upper limit of the ambient temperature is not higher than +40°C, the lower limit of not less than -5°C, 24-hour average does not exceed + 35°C.

Atmospheric relative humidity in the ambient air temperature is + 40 °C not more than 50%, at lower temperatures can have a higher humidity, condensation products should take into account the surface of the humidity change.

No explosive medium, the medium does not enough to corrode and damage the insulation of gas and dust.

No significant shake and shock vibration.

Model