
Low-voltage Electrical Installations - Part 4-44: Protection For Safety - Protection Against Voltage Disturbances And Electromagnetic Disturbances - Clause 443: Protection Against Overvoltages Of Atmospheric Origin Or Due To Switching
出版:Verband Deutscher Elektrotechniker

专家解读视频
2007 [01/06/2007]2002 [01/01/2002]DRAFT AMD 2 93 [01/03/1993]DRAFT AMD 1 88 [01/02/1988]DRAFT 87 [01/04/1987]
Supersedes DIN IEC 64-675. (03/2002) Supersedes DIN IEC 64-907-CDV. (04/2002) Supersedes DIN IEC 64-1004-CD. (06/2007)
VDE 0100-443:2007 - Identical