The part 3 of IEC 62973 will get a European annex.
The European Annex will only contain additions regarding European operating conditions (such as temperature) and requirements (such as discharging/charging characteristic) as well as general additions (which are contained in EN 50547 but have not been adopted into the IEC).
PROJECT
naSRPS EN IEC 62973-3:2025/AA:2025
40.20
DIS ballot initiated: 12 weeks
Aug 7, 2026
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