铁路站场照明配电系统接地形式和保护探讨  

Discussion on Grounding Form and Protection of Lighting Distribution System in Railway Station and Yard

作　　者：冯宁 Feng Ning(China Railway Communicationand Signal Survey&Design Institute Co.,Ltd,Beijing 100036,China)

机构地区：[1]中铁通信信号勘测设计院有限公司,北京100036

出　　处：《智能建筑电气技术》2022年第5期59-60,66,共3页Electrical Technology of Intelligent Buildings

摘　　要：本文结合铁路站场照明的特点,着重对TN-S和TT两种接地形式在室外照明配电设计过程中的差异点进行分析,指出不同接地形式的特点及不同接地形式下存在的问题,并结合设计经验提出解决方法。Based on the characteristics of railway yard lighting, this paper focuses on the analysis of the differences between TN-S and TT grounding forms in the design process of outdoor lighting distribution, points out the characteristics of different grounding forms and problems under different grounding forms, and puts forward solutions based on design experience.

关 键 词：铁路站场照明 接地形式 剩余电流动作保护 

分 类 号：TU856[建筑科学]