Published
PUBLISHED
IEC 60721-3-3:2019 ED3
PUBLISHED
IEC 60721-3-3:2019/AMD1:2026 ED3
60.60
Standard published
Sep 15, 2026
Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
50.60 Close of voting. Proof returned by secretariat