
Electrical Installations Of Buildings - Part 4: Protection For Safety - Chapter 44: Protection Against Overvoltages - Section 443: Protection Against Overvoltages Of Atmospheric Origin Or Due To Switching
出版:European Committee for Standards - Electrical

专家解读视频
Identifies and describes the locations in electrical installations where transient overvoltages may appear.
SN HD 384.4.443:2000 - Identical
VDE 0100-443:2007 - Identical
IEC 60364-4-443 Ed. 2.1 - Identical
NEN HD 384-4-443:2001 - Identical