... Surge protector 1.CE Certificate, IEC61643-1 standard 2.Imax:40KA 3.Rated voltage:110/230/380V Surge protectorLYD1-C series surge ... protective device (SPD) is usually be used in the IT, TT, TN-C, TN-S, TN-C-S and etc power ... 1998-02 standard, Class II surge protective device, it is category C surge protective device. SPD has ... gradeIP20ApplicationSecondary protection for in line Surge protector