Current stage: 50.00 Effective date: Jul 15, 2025
Next stage: CDTS Next stage date: Sep 9, 2025
Originator: IEC
Owner: SyC SM
Type: Systems Reference Document
ICS: 25.040.01
IN_DEVELOPMENT IEC SRD 63459 ED1 50.00 Final text received or FDIS registered for formal approval Jul 15, 2025