Current stage: 20.99 Effective date: 16 maj 2025
Next stage: CD Next stage date: 13 qer 2025
Originator: IEC
Owner: TC 46/SC 46C
Type: International Standard
ICS: 33.120.20
IN_DEVELOPMENT IEC 62783-3 ED1 20.99 WD approved for registration as CD 16 maj 2025