IEC 61605:2016 specifies marking codes for fixed inductors. It covers the inductance values and their tolerances as well as dates. This edition includes the following significant technical changes with respect to the previous edition:
a) The date code system for fixed inductors has been updated.
ABANDON
IEC 61605/FRAGF ED3
30.97
End of interruption of work - split/merged
Aug 21, 2020