Current stage: 50.00 Effective date: 6 gush 2026
Next stage: CDTS Next stage date: 1 tet 2026
Originator: IEC
Owner: SyC AAL
Type: Systems Reference Document
ICS: 03.080 03.100.60
IN_DEVELOPMENT IEC SRD 63642 ED1 50.00 Final text received or FDIS registered for formal approval 6 gush 2026