This product is a Easy9 residual current circuit breaker (RCCB).::It is a 4P circuit breaker with 40A In rated current, a sensitivity of 100mA with a AC type protection class.::This product protects against electrical shock by indirect contact and fire hazards.::It also has protection against fire hazards due to persistent earth fault current.::This product has a positive contact indications with fault tripping indication on the front panel by the position of the handle (0-I engraved).: :This is dedicated for residential and small commercial buildings market segment.::This product is compliant with IEC 61008-1 standard.::The (Im/IΔm) rated breaking and making short circuit capacity is 500A. The (Inc/IΔc) conditional rated short circuit current is 6000A.::The mechanical endurance is going up to 5000 cycles and electrical endurance going up to 2000 cycles.::The Ue operational voltage is 400VAC.::The Ui rated insulation voltage is 440VAC. The Uimp rated impulse withstand voltage is 4kV. The frequency is 50Hz or 60Hz.::It is DIN rail mountable. The width in 9mm pitches is 8.::The product color is light gray (RAL7035). The dimensions are (W) 72mm x (H) 82mm x (D) 72mm.::It has an IP20 degree of protection (as per IEC/EN 60529 standard) and becomes IP40 once in modular enclosure.::The operating temperature is from -5°C to 60°C. The storage temperature is from -40°C to 85°C.