Current stage: 30.99 Effective date: Sep 4, 2026
Next stage: TCDV Next stage date: Feb 26, 2027
Originator: IEC
Owner: TC 47/SC 47F
Type: International Standard
ICS: 31.080.99
IN_DEVELOPMENT IEC 62047-61 ED1 30.99 CD approved for registration as DIS Sep 4, 2026