The ABB BMFW463/AC100 is a high-performance Residual Current Circuit Breaker (RCCB) designed for protecting electrical installations against earth leakage and ensuring safety against electric shocks. With a current rating of 63A and a 100mA sensitivity, this 4-pole RCCB provides reliable protection for both residential and commercial applications. It offers excellent performance and durability, making it an essential part of any electrical system to prevent potential hazards due to earth fault currents. Manufactured by ABB, a trusted name in electrical products, this RCCB ensures optimal safety and compliance with international standards.