Current stage: 60.60 Standard published Jan 20, 2020
Originator: IEC
Owner: TC 23/SC 23B
Type: International Standard
ICS: 29.120.40 Switches
PUBLISHED IEC 60669-1:2017 ED4
PUBLISHED IEC 60669-1:2017/COR1:2020 ED4 60.60 Standard published Jan 20, 2020