Current stage: 20.99 Effective date: 19 qer 2026
Next stage: CD Next stage date: 28 gush 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 19 qer 2026