Product Name: MCCB Model Number:MFD Place of Origin: China Specifications: 1) Applicable circuit: AC 50Hz (or 60Hz) 2) Rated insulation voltage: 690V 3) Rated operating voltage: up to 660V (690V) 4) Rated operating voltage: up to 250V(DC) 5) Rated operating current: 250A-400A 6) For distributing energy of electricity and infrequent making and breaking circuit, and infrequent starting of motor (rated operating current up to 400A) 7) At normal condition they are provided with the function of protection against overload and short-circuit and under-voltage 8) MCCB complies with standard of IEC947-2, GB14048.2, GB14048.4 9) Automatic tripping device: hydraulic magnetic 10) Inner box packing Price Terms: FOB &CIF