Current stage: 20.99 Effective date: Aug 28, 2026
Next stage: CD Next stage date: Aug 28, 2026
Originator: IEC
Owner: TC 64
Type: International Standard
ICS: 13.260 91.140.50
PUBLISHED IEC 60364-4-41:2005 ED5
PUBLISHED IEC 60364-4-41:2005/AMD1:2017 ED5
PROJECT IEC 60364-4-41 ED6 20.99 WD approved for registration as CD Aug 28, 2026