... Protective Device,SPD,Surge Protection,Surge Protector,Surge Arrester(SPD),Surge Suppressor,Lightning Surge Protector,Surge Protecton Device,Lightning Protection,Distribution Surge Protection,Lightning Arrester and so ... (hereinafter referred to as SPD)adapted to AC,mainly used for rated voltage not exceeding 1000V(RMS),200/380V,50/60Hz power ...