This Acti9 product is a cartridge C12.5r L/PE for surge arrester iPRD1 12.5r. The Imax maximum discharge current is 50kA. The In nominal discharge current is 20kA. This product is compatible with TT, TN-S and TN-C earthing system. The Uc maximum continuous operating voltage is 350VAC. The Up Voltage protection level is 1.5kV. It can be plugged into a surge protecting device module. Its width is 18 mm. The product color is white (RAL9003). According to IEC 60529 standard, the degree of protection is IP20 or IP40 in modular enclosure. The operating temperature is -25°C to 60°C. The storage temperature is -40°C to 85°C. It is compliant with IEC 61643-1 and EN 61643-11 standards.