Detailed Product Description

FM3 series moulded case circuit breaker (hereinafter called circuit breaker) is applicable circuit of AC 50Hz/60Hz, rated insulation voltage 690V,rated operating current 800V for distribution energy of electricity and infrequent making and circuit, in normal conditions. The rated current under 400A are provided with the function of the protection against overload and short circuit and under voltage.

2. Standard IEC60947-2GB14048.2      Low voltage circuit breaker

IEC60947-4GB14048.4      Connector and electric starter

IEC60947-5-1GBT14048.5  Electrical equipment of electromechanical  control circuit breaker

  Features and Benefits

  Rated insulation voltage: 800V;

  Rated current of frame:63A100A225A400A630A800A;

  Compact size, high breaking capacity;

  Short arc-over distance (some are of zero arc-over distance);

  Vibration proof, the breaker is an idea l product for and shipping.