EKL1-63B 4P 30mA B Type RCD RCCB AC DC 10KA 400V ELCB Circuit Breaker Price
40A 63A 80A 2Pole 4Pole Type B RCD RCCB Residual Current Circuit Breaker. Type B RCCBs, in addition to normal AC, can detect high frequency AC and pure DC earth leakage currents. Automatically disconnect the circuit when earth fault/leakage current occurs and exceeds the rated sensitivity.