室外电气设备电击防护措施及接地形式探讨  

Discussion on Electric Shock Protection Measures and Grounding Forms for Outdoor Electrical Equipment

作　　者：赵安 ZHAO An(China Aviation Planning and Desigh Institute(Group)Co.,Ltd.,Beijing 100120,China)

机构地区：[1]中国航空规划设计研究总院有限公司,北京100120

出　　处：《现代建筑电气》2023年第9期39-43,共5页Modern Architecture Electric

摘　　要：室外场所无等电位联结,发生接地故障时人身电击危害风险加大。结合典型室外电气设备的配电方式对其电击防护措施进行阐述,可为同类项目提供参考。There is no equipotential bonding in outdoor places,which increases the risk of personal electric shock hazards in the event of grounding faults.This article elaborates on the electrical shock protection measures of typical outdoor electrical equipment based on their distribution methods.It can provide references for similar engineering projects.

关 键 词：室外电动伸缩门 室外新能源汽车充电桩 路灯 人身电击防护 故障防护 附加防护 TN系统 TT系统 剩余电流动作保护器 辅助等电位联结 

分 类 号：TU855[建筑科学]