The NXBLE-63Y Residual Current Operated Circuit Breaker (RCBO) provides comprehensive electrical safety by combining overload, short-circuit, and earth leakage fault protection in a single compact device. Designed for circuits up to 63A at 240V, it features C/D tripping curves to ensure rapid disconnection (4.5kA breaking capacity) upon detecting hazardous conditions. This versatile RCBO offers reliable safeguarding for personnel and electrical installations across diverse residential, commercial, and industrial environments, including sensitive areas like bathrooms and swimming pools.