Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Suntree/OEM
  • Model Number: SM1 MCCB 630a circuit breaker
  • Type: Moulded Case
  • Poles Number: 3P.4P
  • Poles: 630a circuit breaker for 3P,4P
  • Rated operating voltage: 630a circuit breaker for AC 380V
  • Service Short: 630a circuit breaker is up to18~65KA
  • Arcing Over: 0;0</=100mm
  • Standard: IEC60947-2 standard.
  • Frequency: 630a circuit breaker is up to 50/60Hz

SM1 Series moulded case circuit breaker

  • Electric and manual operation
  • Base: balck, grey
  • Cover: black, white
  • Other casting: resin plastics DC MCCB for solar system\
  • Clamp type circuit breaker lock


SM1 series moulded case circuit breaker is a new type product developed and manufactured by Adopting international advanced technology. It is supplied with rated insulation voltage 800V and used for circuit of AC 50Hz, rated operation voltage AC 400V or below rated operation current up to 1600A for infrequent changing over and starting of the motors. Equipped with the protection devices for over-current,short circuit and under voltage,the product is capable of preventing damage of circuits and supply units. Theproduct conforms to IEC60947-2 standard.


Characteristic curve