Current stage: 40.99 Effective date: 16 sht 2025
Next stage: TDTS Next stage date: 15 dhj 2026
Originator: IEC
Owner: TC 57
Type: Technical Specification
ICS: 33.200
PUBLISHED IEC TS 61850-1-2:2020 ED1
PUBLISHED IEC TS 61850-1-2:2020/AMD1:2022 ED1
IN_DEVELOPMENT IEC TS 61850-1-2 ED2 40.99 Full report circulated: DIS approved for registration as FDIS 16 sht 2025