Current stage: 50.00 Effective date: Mar 24, 2026
Next stage: CDTR Next stage date: May 19, 2026
Originator: IEC
Owner: TC 65
Type: Technical Report
ICS: 35.110 75.200 33.020
PROJECT IEC TR 63657-1 ED1 50.00 Final text received or FDIS registered for formal approval Mar 24, 2026