... spectrum2nd~50th harmonic orderHarmonics selectable2nd~50th harmonic order, all can be selected simultaneouslyFiltering degreeProgrammable per harmonic from 10% to ... technical standardsDesign / ApprovalsIEC 61000-4-2, 4-3, 4-4, 4-5, 4-6, 4-8, 4-11, IEC 60146, EN ... EN 50178Compliance with StandardsIEEE 519, IEC 61000-3-6, ER G5/4 * Other ratings can be achieved by combining the appropriate AHF units ...