This is a Acti9 iID40 residual current circuit breaker (RCCB). It is a 1P+N circuit breaker with In rated current of 25A, AC type protection class and a 30mA earth leakage sensitivity. This product protects against electrical shock by direct or indirect contact and fire hazards. This product has a VisiTrip window. Fault-tripping is indicated by a red mechanical indicator on the front face. It also has a VisiSafe window with a green strip on the toggle indicating full opening of the poles. This Acti9 iID40 is dedicated to the small, medium and large buildings applications. This product is compliant with EN/IEC 61008-2-1 standard. The (Im/IΔm) rated breaking and making short circuit capacity is 1500A. The (Inc/IΔc) conditional rated short circuit current is 10000A. The electrical endurance is up to 15000 cycles. The mechanical endurance is up to 20000 cycles. The Ue operational voltage is 220VAC to 240VAC. The Ui rated insulation voltage is 500VAC. The Uimp rated impulse withstand voltage is 6kV. The frequency is 50Hz or 60Hz. It is DIN rail mountable. The width in 9mm pitches is 4. The product colour is white (RAL9003). The dimensions are (W) 36mm x (H) 91mm x (D) 74mm. The weight is 184g. 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 60°C. The storage temperature is from -40°C to 85°C.