The Schneider RCCB A9R74440 is a 4-pole residual current circuit breaker designed for reliable protection against earth faults. Rated at 40A with a 300mA trip sensitivity, it effectively detects leakage currents to enhance electrical safety in residential and commercial installations. Its robust design ensures stable operation under varying electrical loads, providing dependable fault isolation to prevent electrical hazards and potential equipment damage. Ideal for safeguarding circuits where higher leakage thresholds are acceptable without compromising safety.
