Current stage: 40.60 Close of voting Jan 26, 2024
Originator: IEC
Owner: TC 37/SC 37A
Type: International Standard
ICS: 29.240.10 Substations. Surge arresters
PUBLISHED IEC 61643-11:2011 ED1
IN_DEVELOPMENT IEC 61643-01 ED1 40.60 Close of voting Jan 26, 2024