Current stage: 30.60 Effective date: 20 qer 2025
Originator: IEC
Owner: TC 21/SC 21A
Type: International Standard
ICS: 29.220.30
PUBLISHED IEC 63056:2020 ED1
PUBLISHED IEC 63056:2020/COR1:2021 ED1
IN_DEVELOPMENT IEC 63056 ED2 30.60 Close of voting/ comment period 20 qer 2025