BS EN 61439-3:2012现行
Low-Voltage Switchgear And Controlgear Assemblies - Part 3: Distribution Boards Intended To Be Operated By Ordinary Persons (Dbo)
出版：British Standards Institution
专家解读视频
2012 COR 2015 [31/12/2015]2012 COR 2013 [30/09/2013]2012 [31/05/2012]
© British Standards Institution 2013
Replaces notes:
Replaces BS EN 60439-3:1991+A2:2001 which remains current.
IEC 61439-3 Ed. 1.0 - Identical
EN 61439-3 : 2012 COR 2013 - Identical
IEC 61439-3 : 1.0 - Identical
IEC 61439-3 : 1.0 - Identical
EN 61439-3:2012 - Identical
IEC 61439-3:2012/COR2:2019 - Identical
