402038 Legrand RX³ Residual current circuit breaker 2P 230V 63A 30 mA A type

The Legrand 402038 is a 2-pole RX³ residual current device (RCD) designed to enhance electrical safety by detecting and disconnecting earth leakage faults in low-voltage installations. Rated at 63 A with a 30 mA sensitivity and Type A detection (AC and pulsating DC components), this DIN-rail mount RCD is suitable for residential, commercial and light industrial power distribution applications. It operates at a nominal voltage of 230 V~ and complies with IEC 61008-1 standards for residual current devices, offering reliable protection against electric shock and fire risks caused by leakage currents. With clear switching position indication and screw-clamp terminals for secure wiring, the 402038 helps ensure dependable performance and long-term reliability in everyday electrical safety systems.