Power SPD 20KA,standard type MOV SPD 1, Test standard: IEC61643-1 2, Imax: 20kA, In: 10kA, Up: 1. ... .The product, using metal oxide varistor, designed to protect both phase and neutral line, is of high electricity resistance under normal ... oProductShow = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); three phase AC220 SPD/ surge arrester