RCCB L7

This RCCB breaker have a residual current operated electromechanical  release which operates without any auxiliary source of supply to open a circuit automatically in the case

of an earth leakage  fault between phase and earth greater than or equal to a threshold of 30mA , 100mA, 300mA. RCCB is not suitable for use on DC pulse system.It conforms 

with the standards of IEC61008.