Current stage: 40.00 Effective date: 10 korr 2026
Next stage: CCDV Next stage date: 28 gush 2026
Originator: IEC
Owner: TC 125
Type: International Standard
ICS: 43.120
IN_DEVELOPMENT IEC 63281-5-1 ED1 40.00 DIS registered 10 korr 2026