Current stage: 20.99 Effective date: 4 sht 2026
Next stage: CD Next stage date: 31 dhj 2027
Originator: IEC
Owner: TC 72
Type: International Standard
ICS: 97.120
IN_DEVELOPMENT IEC 60730-2-27 ED1 20.99 WD approved for registration as CD 4 sht 2026