This Acti9 iPF K 40 product is a modular surge arrester. It protects 1P installations. The Imax maximum discharge current is 40kA .The In nominal discharge current is 15kA. The multi-pole single-piece surge arrester range is adapted for TT, TN-S, TN-C earthing systems. This type 2 incoming protection surge arrester is recommended for a high risk level. The Up Voltage protection level in common mode (between phase and earth) is 1.5kV. The Ue rated operational voltage is 230VAC +/- 10%. The product colour is white (RAL9003).The dimensions are (W) 18mm x (H) 81mm x (D) 69mm. The weight is 125g. The degree of protection is IP20 and IP40 in modular enclosure. The operating temperature is -25°C to 60°C. The storage temperature is -40°C to 85°C. This product is compliant with IEC 61643-11 and EN 61643-11 standards.