Current stage: 50.00 Effective date: 13 mar 2026
Next stage: RFDIS Next stage date: 3 pri 2026
Originator: IEC
Owner: TC 125
Type: International Standard
ICS: 43.120
IN_DEVELOPMENT IEC 63281-2-2 ED1 50.00 Final text received or FDIS registered for formal approval 13 mar 2026