IEC 62231 ED2

Composite station post insulators for substations with AC voltages greater than 1 000 V up to 245 kV - Definitions, test methods and acceptance criteria

Current stage: 30.99 CD approved for registration as DIS Dec 18, 2025

Next stage: TCDV Next stage date : Dec 31, 2027

Originator: IEC

Owner: TC 36

Type: International Standard

ICS: 29.080.10 Insulators

IN_DEVELOPMENT
IEC 62231 ED2
30.99 CD approved for registration as DIS
Dec 18, 2025