Earth Leakage Circuit Breaker(ELCB)

Qizhi EXM3L series residual current circuit breakers are mainly used for AC 50 Hz (or 60 Hz) and rated voltage up to 415V. And provide protection against leakage current which may cause insulation failure, electric shock to equipment and human body irrespective along with the standard protection against over load&short circuit condition.

Series information


  • Frame size: 125,160,250,320,400,630A
  • Rated operational voltage: Ue(V AC):400/415
  • Breaking capacity code: C,S,H
  • Number of poles: 3P/4P
  • Installation method: fixed type; plug-in type