60.00 Dec 4, 2025
BPUB Feb 26, 2026
IEC
TC 57
International Standard
PUBLISHED
IEC 61850-7-4:2010/AMD1:2020 ED2
IN_DEVELOPMENT
IEC 61850-7-4/AMD1/COR1 ED2
60.00
Standard under publication
Dec 4, 2025