DIN IEC/TS 61439-7 (2014-10)現行
Low-voltage Switchgear And Controlgear Assemblies - Part 7: Assemblies For Specific Applications Such As Marinas, Camping Sites, Market Squares, Electric Vehicles Charging Stations (iec/ts 61439-7:2014)
出版：Verband Deutscher Elektrotechniker
專家解讀視頻
