This Multi9 N40N is a low voltage miniature circuit breaker (MCB). It is a 1P+N circuit breaker with 1 protected pole, 3A rated current and C tripping curve. The Icu rated short circuit breaking capacity is up to 10kA at 240VAC conforming to EN/IEC 60898-1 standard. This product complies with both industrial standard EN/IEC 60898-1 and residential standard EN/IEC 60947-2. It has been designed to offer enhanced protection by preventing, protecting people and equipment from electrical threats. This product protects from short circuit, earth leakage and overload. Its fast closing mechanism, overvolatge resistance and high performance limitation improve its service life. This product is dedicated for original equipment manufacturers (OEM) and control panel builders. It has an electrical endurance going up to 20000 cycles and a mechanical endurance going up to 20000 cycles. The Ue operational voltage is 240VAC. The Ui rated insulation voltage is 500VAC. The Uimp rated impulse withstand voltage is 4kV. The operating frequency is 50Hz or 60Hz. The product can be clipped on a DIN rail. Its width is 2 pitches of 9mm. Pollution degree is 3. The product colour is light grey (RAL7035). The dimensions are (W) 18mm x (H) 81mm x (D) 78mm. The weight is 0.115kg. It has an IP20 degree of protection (as per IEC/EN 60529) on its terminals. The operating temperature is -25C to 70C. The storage temperature is -40C to 70C.