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ICS：29.240.10CCS：F29广东电网公司企业标准QBQ/GD0011122.03-2007广东电网公司变电站二次系统防雷接地规范SpecificationforthegroundingforlightningofsecondarysystemofsubstationsofGuangdongpowergrid2007-01-15发布2007-01-15实施广东电网公司发布
目次前言.......................................................................II1适用范围...................................................................12规范性引用文件.............................................................13术语和定义.................................................................24一般性规定.................................................................35变电站二次系统接地和屏蔽...................................................46SPD配置原则...............................................................46.1电源系统的防雷接地.......................................................46.2信号系统的防雷接地.......................................................57SPD的选型技术要求.........................................................57.1电源系统SPD的选型技术要求...............................................57.1.1工作环境条件...........................................................57.1.2整体要求...............................................................57.1.3最大持续工作电压.......................................................67.1.4限制电压...............................................................67.1.5响应时间...............................................................67.1.6着火危险性和热稳定性...................................................77.1.7泄漏电流...............................................................77.1.8安装规范...............................................................77.2信号系统SPD的选型技术要求...............................................77.2.1工作环境条件...........................................................77.2.2整体要求...............................................................77.2.3传输特性要求...........................................................87.2.4安全性能...............................................................87.2.5安装规范...............................................................88试验......................................................................88.1试验种类.................................................................88.2性能试验.................................................................98.3现场验收试验.............................................................98.4定期检测.