Power SPD 40KA,standard type MOV SPD 1, Test standard: IEC61643-1 2, Imax: 20kA, In: 10kA, Up: 1.3 kV 3, 20years` experience APPLICATION Surge protective Device (surge protection device, SPD ) provides protection against surge current resulted from direct or indirect lightning strike or similar surge voltage. SPD is applicable to circuit with rated voltage up to 320V~, rated frequency 50/60Hz.The ...