CNC 4P RCBO Residual Current Circuit Breakers YCB7NLE-63General 1. Protection 1. Provides dependable protection against overload circumstances and short circuit currents, therefore safeguarding electrical circuits and equipment. 2. Fault Current Shields against the negative consequences of sinusoidal alternating earth fault currents, therefore reducing electrical shock dangers. 3. Electrical Risks Provides further direct contact protection as well as safety against indirect touch, therefore safeguarding