This Acti9 iPRD65r surge arrester protects 3P+N installations. It allows quick replacement of damaged cartridges. This Type 2 device is recommended for very high risk level and incoming panel board. It offers remote reporting of the "cartridge must be changed" message. It can be turned over to allow the phase/neutral/earth cables to enter through either the top or the bottom. The associated circuit breaker Isc breaking capacity can go up to 50kA. It is compatible with TT and TN-S earthing system. The Imax rated discharge current is 65kA. The In nominal discharge current is 20kA. The Uc maximum continuous operating voltage in common mode is 260VAC between neutral and earth, and 350VAC between phase and earth. The Uc maximum continuous operating voltage in differential mode (between phase and neutral) is 350VAC. The Up Voltage protection level is 1.5kV in common mode (N/PE) and in differential mode (L/N). The Un rated service voltage is 230VAC or 400VAC. The operating frequency is 50Hz or 60Hz. The dimensions are (W) 72mm x (H) 85mm x (D) 69mm. The width in 9mm pitches is 8. The weight is 450g. 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 complies with IEC 61643-11:2011 and EN61643-11:2012 standards.