目次目次.................................................................................................................................................II前言................................................................................................................................................III1总则...............................................................................................................................................12规范引用文件...............................................................................................................................13术语和定义...................................................................................................................................24使用条件.......................................................................................................................................44.1正常使用的环境条件................................................................................................................44.2正常使用的电气条件................................................................................................................55通用技术要求...............................................................................................................................55.1系统组成及配置原则................................................................................................................55.2直流系统电气接线....................................................................................................................65.3对直流供电网络的要求............................................................................................................65.4直流系统的功能........................................................................................................................95.5直流系统的主要技术参数要求...............................................................................................106直流系统主要部件技术要求......................................................................................................116.1充电装置和高频开关电源模块...............................................................................................116.2监控单元..................................................................................................................................116.3直流系统绝缘监察装置...........................................................................................................136.4蓄电池管理单元......................................................................................................................146.5降压硅链..................................................................................................................................156.6防雷器技术要求.......................................................................................................................156.7测量表计的配置......................................................................................................................156.8蓄电池技术要求......................................................................................................................166.9直流屏柜技术要求..................................................................................................................187现场安装要求....