Current stage: 20.99 Effective date: 1 nën 2024
Next stage: CD Next stage date: 28 mar 2025
Originator: IEC
Owner: TC 51
Type: International Standard
ICS: 29.100.10
IN_DEVELOPMENT IEC 63182-9 ED1 20.99 WD approved for registration as CD 1 nën 2024