20.99 Mar 27, 2026
CD Dec 31, 2026
IEC
TC 112
International Standard
PROJECT
IEC 63177-2 ED1
20.99
WD approved for registration as CD
Mar 27, 2026
Test methods for compatibility between solid and liquid materials - Part 2: Test method for compatibility of solid electrical insulation materials with functional liquids
10.99 New project approved