Current stage: 20.99 Effective date: Feb 10, 2026
Next stage: CD Next stage date: Jan 29, 2027
Originator: IEC
Owner: TC 88
Type: International Standard
ICS: 27.180
PUBLISHED IEC 61400-50-3:2022 ED1
PUBLISHED IEC 61400-50-3:2022/COR1:2023 ED1
IN_DEVELOPMENT IEC 61400-50-3 ED2 20.99 WD approved for registration as CD Feb 10, 2026