Current stage: 30.99 Effective date: Feb 27, 2026
Next stage: TCDV Next stage date: Apr 17, 2026
Originator: IEC
Owner: TC 47/SC 47F
Type: International Standard
ICS: 31.080.99
IN_DEVELOPMENT IEC 62047-54 ED1 30.99 CD approved for registration as DIS Feb 27, 2026