IEC 60666 ED3

Detection and determination of specified additives in insulating liquids

Current stage: 20.99 WD approved for registration as CD Nov 2, 2026

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

Originator: IEC

Owner: TC 10

Type: International Standard

ICS: 17.220.99 Other standards related to electricity and magnetism | 29.040.10 Insulating oils

IN_DEVELOPMENT
IEC 60666 ED3
20.99 WD approved for registration as CD
Nov 2, 2026