The Schneider Electric Acti 9 iC65N 2P C20A 30mA is a 2-pole (1P+N), 20A, Type C, 30mA Residual Current Circuit Breaker with Overcurrent Protection (RCBO) from the iC65N series. This integrated device combines the functions of a high-performance miniature circuit breaker (MCB) and a sensitive earth leakage protector (RCD) into a single, compact unit for final circuit protection in single-phase installations.