PUBLISHED
IEC 61439-1:2020 ED3
PUBLISHED
IEC 61439-1:2020/COR1:2021 ED3
PUBLISHED
IEC 61439-1:2020/COR2:2023 ED3
PROJECT
IEC 61439-1 ED4
30.20
CD study/ballot initiated
Sep 4, 2026
Low-voltage switchgear and controlgear assemblies - Part 1: General rules
10.99 New project approved
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