EN 60401-1 Terms and nomenclature for cores made of magnetically soft ferrites — Part 1: Terms used for physical irregularities
EN 60401-2 Terms and nomenclature for cores made of magnetically soft ferrites - Part 2: Reference of dimensions
EN 60424-1 Ferrite cores - Guidelines on the limits of surface irregularities - Part 1: General specification*, 2016-03-11 Update
IEC 60401-1 Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms used for physical irregularities and reference of dimensions*, 2020-04-14 Update
IEC 60401-2 Terms and nomenclature for cores made of magnetically soft ferrites - Part 2: Reference of dimensions
IEC 60424-1 Ferrite cores - Guidelines on the limits of surface irregularities - Part 1: General specification
BS EN 60424-8:2015 history
2015BS EN 60424-8:2015 Ferrite cores. Guidelines on the limits of surface irregularities. PQ-cores