RCCB module for MCCB Ex9ML3 4P RCD1 EU

Electronic RCD modules for Ex9M series are intended for applications mainly in power distribution. It is designed to provide an additional residual current protection to the moulded case circuit breaker on which it is installed. Testing according to IEC / EN 60947-2 standards ensures functions and reliability of the device, the compatibility with electronic and thermomagnetic circuit breakers and the significative variety of adjustable settings, makes this series suitable for a wide range of applications.