Current stage: 20.99 Effective date: 15 gush 2025
Next stage: CD Next stage date: 31 jan 2026
Originator: IEC
Owner: TC 22/SC 22F
Type: Technical Report
ICS: 29.240.99
IN_DEVELOPMENT IEC TR 63604 ED1 20.99 WD approved for registration as CD 15 gush 2025