Current stage: 20.99 Effective date: May 26, 2023
Next stage: CD Next stage date: Jun 30, 2025
Originator: IEC
Owner: TC 59/SC 59N
Type: International Standard
ICS: 23.120 97.080
IN_DEVELOPMENT IEC 63086-2-7 ED1 20.99 WD approved for registration as CD May 26, 2023