Current stage: 50.00 Effective date: Dec 26, 2025
Next stage: CDTR Next stage date: Feb 20, 2026
Originator: IEC
Owner: TC 91
Type: Technical Report
ICS: 25.040.01 35.240.50
PROJECT IEC TR 63569-1 ED1 50.00 Final text received or FDIS registered for formal approval Dec 26, 2025