DIN VDE 0100-729:2010
低压电气装置.第7-729部分:特殊装置或场所的要求.操作和维护过道(IEC 60364-7-729-2007, 修改采用).德文实施HD 60364-7-729-2009
Low-voltage electrical installations - Part 7-729: Requirements for special installations or locations - Operating or maintenance gangways (IEC 60364-7-729:2007, modified); German implementation HD 60364-7-729:2009