The rated short circuit breaking capacity goes up to 3kA at 650VDC conforming to standard and at conforming to standard. This product complies with EN/IEC 60947-2 standard. This miniature circuit breaker protects circuit against short circuit and overload current. It is designed to protect cables located between each string of photovoltaic modules. It will be installed in a string protection enclosure at the end of each string of photovoltaic modules combined with a switch. It is dedicated to multi string photovoltaic installations. Mechanical durability goes up to 20000 cycles and electrical durability goes up to 1500 cycles. The Ue operational voltage is going from 800VDC. The Ui rated insulation voltage is 1000VDC. The Uimp rated impulse withstand voltage is 6kV. The operating frequency is . It can be mounted on DIN rail for modular installation. Its width is 8 pitches of 9mm. The product colour is white (RAL9003). The dimensions are (W) 72 mm x (H) 132.7 mm x (D) 77.4 mm. The weight is 0.545 kg. According to IEC 60529 standard, the degree of protection is IP20 and IP40 in enclosure. The operating temperature is -25°C to 70°C. The storage temperature is -40°C to 85°C.