Current stage: 40.99 Effective date: Aug 8, 2025
Next stage: DECFDIS Next stage date: Jul 25, 2025
Originator: IEC
Owner: TC 47/SC 47F
Type: International Standard
ICS: 31.080.99
IN_DEVELOPMENT IEC 62047-52 ED1 40.99 Full report circulated: DIS approved for registration as FDIS Aug 8, 2025