PKBZ–21A–KX馈线保护监控装置技术说明书深圳市博利恒通用电气有限公司PKBZ-21A-KX馈线保护监控装置说明书目录1．装置简介.............................................................................31．1功能............................................................................31．2主要特点........................................................................32．技术指标.............................................................................42．1额定数据........................................................................42．2功耗............................................................................42．3环境条件........................................................................42．4抗干扰性能......................................................................42．5绝缘性能........................................................................52．6机械性能........................................................................52．7保护定值整定范围及误差..........................................................52．8测量精度........................................................................53．装置简述.............................................................................63.1装置外观........................................................................63.2开关量输入原理..................................................................63.3开关量输出原理..................................................................73.4电压测量输入....................................................................73.5电流测量输入....................................................................73.6网络通讯........................................................................84．定值表...............................................................................95．人机界面说明........................................................................105．1主界面.........................................................................105．2功能...........................................................................115．3事件记录.......................................................................115．4功能投退.......................................................................125．4.1电流速断保护...........................................................................................................................125．4.2过流Ⅰ段保护...........................................................................................................................125．4.3过流Ⅱ段告警...........................................................................................................................125．4.4过流Ⅱ段保护...........................................................................................................................125.4.5零序过流告警...........................................................................................................................135.4.6零序过流保护...........................................................................................................................135.4.7一次重合闸...............................................................................................................................135.4.8PT断线告警...........................................................................
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