PUBLISHED
IEC 61850-7-4:2010 ED2
PUBLISHED
IEC 61850-7-4:2010/AMD1:2020 ED2
PROJECT
IEC 61850-7-4/AMD1/COR1 ED2
PROJECT
IEC 61850-7-4 ED3
40.00
DIS registered
Dec 26, 2025
Communication networks and systems for power utility automation - Part 7-4: Basic communication structure - Compatible logical node classes and data object classes
10.99 New project approved