Current stage: 40.00 Effective date: 3 korr 2026
Next stage: CCDV Next stage date: 21 gush 2026
Originator: IEC
Owner: TC 110
Type: International Standard
ICS: 31.120
IN_DEVELOPMENT IEC 62977-1-2 ED1 40.00 DIS registered 3 korr 2026