Current stage: 20.99 Effective date: Jan 19, 2024
Next stage: CD Next stage date: May 31, 2024
Originator: IEC
Owner: TC 22/SC 22H
Type: International Standard
ICS: 29.200
IN_DEVELOPMENT IEC 62040-5-1 ED1 20.99 WD approved for registration as CD Jan 19, 2024