Current stage: 20.99 Effective date: Jun 19, 2026
Next stage: CD Next stage date: Aug 28, 2026
Originator: IEC
Owner: TC 46/SC 46F
Type: Technical Specification
ICS: 33.120.30
IN_DEVELOPMENT IEC TS 61169-1-11 ED1 20.99 WD approved for registration as CD Jun 19, 2026