Current stage: 20.99 WD approved for registration as CD Aug 8, 2025
Next stage: CD Next stage date : Dec 11, 2025
Originator: IEC
Owner: TC 20
Type: International Standard
ICS: 29.060.20 Cables
IN_DEVELOPMENT IEC 63677 ED1 20.99 WD approved for registration as CD Aug 8, 2025