Current stage: 20.99 Effective date: May 18, 2026
Next stage: CD Next stage date: May 31, 2027
Originator: IEC
Owner: TC 88
Type: International Standard
ICS: 27.180
PUBLISHED IEC 61400-11:2012 ED3
PUBLISHED IEC 61400-11:2012/AMD1:2018 ED3
PUBLISHED IEC 61400-11:2012/AMD1:2018/COR1:2019 ED3
PROJECT IEC 61400-11 ED4 20.99 WD approved for registration as CD May 18, 2026