ICS备案号：Q/CSG中国南方电网有限责任公司企业标准Q/CSG11102001-2012南方电网220kV变电站二次接线标准Technicalspecificationfor220kVsubstation'ssecondaryconnectionofCSG2012-12-25发布2013-01-01实施中国南方电网有限责任公司发布南方电网系统〔2012〕60号附件目次前言...................................................................................II1范围......................................................................................12规范性引用文件............................................................................13术语和定义................................................................................14总体原则及要求............................................................................15二次回路设计原则..........................................................................25.1电流二次回路............................................................................25.2电压二次回路............................................................................35.3断路器控制回路..........................................................................35.4失灵回路................................................................................35.5远跳回路................................................................................45.6保护复接接口装置........................................................................45.7信号回路................................................................................45.8直流电源................................................................................46二次回路标号原则..........................................................................46.1总体原则................................................................................46.2直流回路................................................................................46.3信号及其它回路..........................................................................56.4交流电流回路............................................................................66.5交流电压回路............................................................................67保护厂家图纸设计原则......................................................................77.1厂家图纸制图要求........................................................................77.2厂家图纸目录要求........................................................................7附录A（资料性附录）二次原理接线图集.........................................................8A.1220kV线路二次回路原理图集；.............................................................8A.2220kV主变压器二次回路原理图集；.........................................................8A.3220kV母线保护二次回路原理图集；.........................................................8A.4220kV母联及分段二次回路原理图集；.......................................................8A.5110kV线路二次回路原理图集；.............................................................8A.6110kV母线保护二次回路图集；.............................................................8A.7110kV母联及分段二次回路原理图集；.......................................................8A.8公用设备二次回路原理图集。..............................................................8前言为了降低继电保护现场作业风险，提高现场作业标准化水平，减少继电保护“三误”事故，统一各设计单位的二次回路设计原则等，中国南方电网有限...