IEC 60424-3:2015 Withdrawn

Ferrite cores - Guidelines on the limits of surface irregularities - Part 3: ETD-cores, EER-cores, EC-cores and E-cores

Note: this publication has been replaced by IEC 63093-6:2018 IEC 63093-8:2018 IEC 63093-11:2018


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IEC 60424-3:2015 gives guidelines on allowable limits of surface irregularities applicable to ETD-cores, EER-cores, EC-cores and E-cores in accordance with the relevant general specification. This standard is a specification useful in the negotiations between ferrite core manufacturers and customers about surface irregularities. This edition includes the following significant technical changes with respect to the previous edition:
a) addition of allowable areas of chips for EC-cores in Table 3,
b) addition of crystallites in 4.5 and pores in 4.6.

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Additional information

Publication typeInternational Standard
Publication date2015-10-22
Withdrawal date2018-06-27
Available language(s)English/French
TC/SCTC 51 - Magnetic components, ferrite and magnetic powder materialsrss
ICS29.100.10 - Magnetic components
Stability date  2018
File size1527 KB

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