SIEMENS Products

Low pressure equipment




Soft Starter

MPCB ​​Heat Keys:

Motor Protection Circuit Breaker (MPCB) are known as motor shielding keys that protect the motor against overload and short circuiting. Not individually in orbit.

Its MPCB keys are from the famous Siemens brand and are available in 3 bridges which are also used in fixed form and in motor feeders with short circuit power up to 100 kA.


  • High flexibility in protection
  • Wide range of accessories for different applications
  • Adjustable overload protection
  • High Short Circuit Power
  • Compliance with IEC, UL

Related Products:

کلید حرارتی