DIN EN IEC 63093-8:2019-04
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 8: E-cores (IEC 63093-8:2018); German version EN IEC 63093-8:2018 / Note: DIN EN 60424-3 (2016-08) and DIN EN 62317-8 (2007-06) remain valid alongside this standar...