This MAX9 surge protection device is a modular surge arrester. It is a 3 Poles surge arrester. It has 1 position switch with contacts type 1 NO + 1 NC. This MAX9 surge arrester is compatible with TN-C, TN-S and TT earthing system. The maximum discharge current is 40kA. The nominal discharge current is 15kA. It ensures protection of electronic devices against destruction by lightning. It is recommended in building supplied by overhead lines and protected. It is also recommended in buildings protected by a lightning arrester combined with a type 2 surge arrester. The tunnel type terminal connection allows rigid copper cables from 2.5mm² to 25mm² (top or bottom). The tunnel type terminal connection allows flexible copper cables from 4mm² to 16mm² (top or bottom). It has a RCM quality lable. The Ue rated operational voltage is 240VAC +/-6% or 415VAC +/-6%. The Up maximum voltage protection level is 1.6kV. The Uc maximum continuous operating voltage is 350VAC. It can be mounted on DIN rail for modular installation. The width in 9mm pitches is 6. The dimensions are (W) 54mm x (H) 85mm x (D) 64mm. The product colour is white (RAL9003). The product weight is 340g. According to IEC 60529 standard, the degree of protection is IP20 and IK03 conforming to IEC 62262 standard. The operating temperature is from -25°C to +70°C. The storage temperature is from -40°C to +85°C. This product complies with EN 61643-11 and IEC 61643-11 standards.