| 室外照明系统接地形式及接地电阻浅析 |
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| 引用本文： | 陈车,李蔚,刘敏. 室外照明系统接地形式及接地电阻浅析[J]. 智能建筑电气技术, 2010, 4(1): 43-47 |
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| 作者姓名： | 陈车 李蔚 刘敏 |
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| 作者单位： | 中信集团武汉市建筑设计院 |
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| 摘 要： | 本文分析了室外照明采用TN-S和TT两种接地形式的优缺点,并探讨了TT接地系统的接地电阻取值要求、剩余电流保护器动作电流取值要求、灵敏度校验及选择性要求。
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| 关 键 词： | TN—S系统 TT系统 剩余电流动作保护器 接地电阻 灵敏度 选择性 |
Introduction to the Earthing Mode and Resistance for Outdoor Lighting System |
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| Chen Che,Li Wei,Liu Min. Introduction to the Earthing Mode and Resistance for Outdoor Lighting System[J]. Electrical Technology of Intelligent Buildings, 2010, 4(1): 43-47 |
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| Authors: | Chen Che Li Wei Liu Min |
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| Affiliation: | Chen Che Li Wei Liu Min |
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| Abstract: | The paper analyzes the advantages and disadvantages of TN-S and TT grounding mode for outdoor lighting,and discusses the requirements for the value of grounding resistance of TT grounding system |
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| Keywords: | TN-S system TT system residual current protecter grounding resistance sensitivity selectivity |
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