Current stage: 40.99 Effective date: Dec 19, 2025
Next stage: TDTR Next stage date: Dec 19, 2025
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 40.99 Full report circulated: DIS approved for registration as FDIS Dec 19, 2025