Current stage: 30.99 Effective date: Aug 6, 2025
Next stage: TCDV Next stage date: Aug 8, 2025
Originator: IEC
Owner: TC 57
Type: International Standard
ICS: 33.200
PUBLISHED IEC 61850-7-4:2010 ED2
PUBLISHED IEC 61850-7-4:2010/AMD1:2020 ED2
IN_DEVELOPMENT IEC 61850-7-4 ED3 30.99 CD approved for registration as DIS Aug 6, 2025