... overload and short circuit function. 2. Residual current circuit breaker: home use RCCB normally in 30mA current.3. DZ47 circuit breaker normally use ... system.Specification:1. Rated volatge: 240V/415V AC 2. Rated current (C): 1, 3, 5, 6, 10, 15, 16, 20, 25 ...