关于GB50174-2017规范部分电气条文的思考与建议  

Reflections and Suggestions on Some Electrical Provisions of GB50174-2017 Specification

作　　者：史志佳 Shi Zhijia(Chatone Smart Technology Co.,Ltd.,Beijing 100015.China)

机构地区：[1]捷通智慧科技股份有限公司,北京100015

出　　处：《绿色建造与智能建筑》2023年第11期8-11,共4页GREEN CONSTRUCTION AND INTELLIGENT BUILDING

摘　　要：阐明GB50174-2017《数据中心设计规范》8.1.6条和其附录1内空调系统配电内容的理解与思考,参考相关规范、图集和数据中心的常规做法提出修改建议。得出TN-C-S系统在部分数据中心场景下较TN-S系统更加可靠和经济,数据中心应根据不同的场景合理选择低压配电系统接地型式;数据中心空调系统的配电应根据数据中心的等级和空调的使用位置选择经济合理的配电方式。Clarifty the understanding and consideration of Article 8.1.6 of GB 50174-21017《Code for Design of Data Centers》and its Appendix I regarding the distribution content of air conditioning systems.and propose modification suggestions based on relevant specifications,atlases.and conventional practices in data centers.It is concluded that the TN-C-S system is more reliable and economical than the TN-S system in sorme data center scenarios.and the dala center should choose a reasonable grounding type for the low-voltage distribution system based on diferent scenarios:The power distribution of the air conditioning sy stem in the data center should be based on the level of the data center and the location of the air conditioning system,and an economical and reasonable power distribution method should be selected.

关 键 词：数据中心 GB50174-2017 TN-S系统 TN-C-S系统 空调配电系统 双路电源 末端切换 经济性 

分 类 号：T-652.1[一般工业技术]