Current stage: 40.00 Effective date: 26 dhj 2025
Next stage: CCDV Next stage date: 13 shk 2026
Originator: IEC
Owner: TC 57
Type: International Standard
ICS: 33.200
IN_DEVELOPMENT IEC 61850-7-401 ED1 40.00 DIS registered 26 dhj 2025