Low-voltage electrical installations - Part 7-740: Requirements for special installations or locations - Temporary electrical installations for structures, amusement devices and booths at fairgrounds, amusement parks and circuses (IEC 60364-7-740:2000, modified); German implementation HD 60364-7-740
低压电气装置.第7-740部分:特殊装置或场所的要求.游乐场、游乐园和马戏团的结构、娱乐装置和展位的临时电气装置(IEC 60364-7-740-2000 修改);德国实施HD 60364-7-740