Current stage: 50.00 Effective date: Jan 5, 2026
Next stage: RDTR Next stage date: Feb 23, 2026
Originator: IEC
Owner: TC 109
Type: Technical Report
ICS: 29.080.30
PUBLISHED IEC TR 60664-2-1:2011 ED2
PUBLISHED IEC TR 60664-2-1:2011/COR1:2011 ED2
IN_DEVELOPMENT IEC TR 60664-2-1 ED3 50.00 Final text received or FDIS registered for formal approval Jan 5, 2026