许继WCH-821C技术说明书

WCH-821百度文库 微机充电保护测控装置
技术说明书 （Version 1.00）
许继电气股份有限公司 XJ ELECTRIC CO.,LTD.
WCH-821C 微机充电保护测控装置
目 录
1 概述............................................................................................................................................1 1.1 应用范围 ................................................................................................................................1 1.2 保护配置 ................................................................................................................................1 1.3 产品特点 ................................................................................................................................1 2 技术指标....................................................................................................................................2 2.1 基本电气参数 ........................................................................................................................2 2.2 主要技术指标 ........................................................................................................................2 2.3 环境条件 ................................................................................................................................4 2.4 通信接口 ................................................................................................................................4 3 装置功能....................................................................................................................................5 3.1 相过流充电保护 ....................................................................................................................5 3.2 零序过流充电保护 ................................................................................................................5 3.3 过流保护 ................................................................................................................................6 3.4 零序过流保护 ........................................................................................................................6 3.5 复合电压 ................................................................................................................................7 3.6 辅助功能 ................................................................................................................................7 3.7 遥测、遥信及遥控功能 ........................................................................................................9 3.8 装置网络信息配置 ................................................................................................................9 3.9 装置网络信息配置 .............................................................................. 错误！未定义书签。 4 定值清单及整定说明................................................................................................................9 4.1 投退控制字 ............................................................................................................................9 4.2 功能控制字 ..........................................................................................................................10 4.3 保护定值 ..............................................................................................................................10 4.4 软压板 .................................................................................................................................. 11 4.5 出口设置 ..............................................................................................................................12 4.6 定值整定说明 ......................................................................................................................12 5 装置硬件介绍..........................................................................................................................13 5.1 结构与安装 ..........................................................................................................................13 5.2 插件布置图 ..........................................................................................................................14 5.3 装置端子图 ..........................................................................................................................14 5.4 装置背板接线说明 ..............................................................................................................17 6 使用说明..................................................................................................................................18 6.1 指示灯说明 ..........................................................................................................................18 6.2 调试接口和键盘说明 ..........................................................................................................19 6.3 命令菜单 ..............................................................................................................................20 6.4 液晶显示说明 ......................................................................................................................21 6.5 装置操作说明 ......................................................................................................................22 7 调试说明..................................................................................................................................24 7.1 调试注意事项 ......................................................................................................................24 7.2 开关量输入检查 ..................................................................................................................24 7.3 开出回路检查 ......................................................................................................................24 7.4 模拟量输入检查 ..................................................................................................................24 7.5 整组试验 ..............................................................................................................................24 7.6 装置异常信息说明及处理意见 ..........................................................................................25 7.7 事故分析注意事项 ..............................................................................................................26 8 投运说明及注意事项..............................................................................................................26 9 订货须知..................................................................................................................................27 10 附图..........................................................................................................................................28