Technical parameters Standards IEC60044-1; IEC 61869-2; NTC 2205; GB1208-2006; ANSI C57.13 Accuracy Class 0.5S, 0.5%, 1%, 3% Range of primary rated current 100-1000A Range of Rated load 10VA Rated frequency 50/60Hz Rated secondary current 5A or 1A Rated short-time thermal current 40kA, 1S Rated continuous thermal current 150%I1n Secondary winding power frequency withstand voltage 3kV, 1min Safety Factor Rating (FS)