Moulded case circuit breaker (MCCB) have stand type “L’’ and higher type “M’’. The detailed breaking data will be marked under various voltages. Would you down our catalogue from our website  to check the breaking capacity .

1 . Moulded case circuit breaker (MCCB ) CM1 contact use the more material and other company make simple design , the simple one have economic in price , but our  design cant make sure product performance .

  1. Moulded case circuit breaker (MCCB ) use 85% silver contact ,this can make our products have enough electric life .

Moulded Case Circuit breaker have full set of accessory for our CM1,

1.There are  Alarm contact – when the MCCB encounters any power fault, the alarm signal will appear)

2.Shunt release – to release the mccb from a long distance

3.under voltage release – when the rated voltage decreased to 70%-35% , the mccb shall trip

4.Rear connection

5.Motor-drive operation mechanism

6.Extended manual operation handle

7.Front connection plate

Moulded Case Circuit Breaker (MCCB) need to provide the following information for us ,when you want to order

  1. current frame size
  2. rated current , rated voltage and frequency
  3. breakingcapacity “L’’ or “M’’
  4. number of poles
  5. Accessory

XB2 and xb4 are both Φ 22 pushbuttons and mounting holes are 22.5MM. Xb4 due to the lever principle, it only needs to screw one screw during installation, which is better than XB2 Series pushbutton in appearance. XB2 is  two screws need to be screwed during installation, and the price is relatively low. The electrical and mechanical properties of XB2 and xb4 pushbutton are basically the same, and the accessories are not universal.