This is a Domae residual current circuit breaker (RCCB). It is a 4P circuit breaker with In rated current of 40A, AC type protection class and a 30mA earth leakage sensitivity. This product protects against electrical shock by direct or indirect contact and fire hazards. It performs the function of disconnection of electrical circuits in case of earth fault. It has control of on load electric circuit, already protected against overloads and short circuit. This product is compliant with IEC 61008-1 standard. The Ue operational voltage is 400VAC. The frequency is 50Hz or 60Hz. It is DIN rail mountable. The width in 9mm pitches is 8. The dimensions are (W) 72mm x (H) 81mm x (D) 76mm. It has an IP20 degree of protection. It becomes IP40 once in modular enclosure according to IEC/EN 60529 standard. The operating temperature is from -5°C to 40°C. The storage temperature is from -40°C to 60°C. Download Product Data Sheet