Current stage: 40.60 Effective date: Nov 21, 2025
Originator: IEC
Owner: TC 1
Type: International Standard
ICS: 01.040.29 25.180.10
PUBLISHED IEC 60050-841:2004 ED2
PUBLISHED IEC 60050-841:2004/AMD1:2021 ED2
IN_DEVELOPMENT IEC 60050-841 ED3 40.60 Close of voting Nov 21, 2025