Current stage: 30.99 Effective date: 14 shk 2025
Next stage: TCDV Next stage date: 28 shk 2025
Originator: IEC
Owner: TC 100
Type: International Standard
ICS: 33.160.60
IN_DEVELOPMENT IEC 63448 ED1 30.99 CD approved for registration as DIS 14 shk 2025