Current stage: 20.99 Effective date: Jul 5, 2024
Next stage: CD Next stage date: Jan 24, 2025
Originator: IEC
Owner: TC 47/SC 47F
Type: International Standard
ICS: 31.080.99
IN_DEVELOPMENT IEC 62047-54 ED1 20.99 WD approved for registration as CD Jul 5, 2024