Current stage: 20.99 Effective date: Aug 9, 2024
Next stage: CD Next stage date: Aug 1, 2025
Originator: IEC
Owner: TC 112
Type: International Standard
ICS: 29.035.20 29.080.10
IN_DEVELOPMENT IEC 63600 ED1 20.99 WD approved for registration as CD Aug 9, 2024