3.1 交流电压输入回路 .......................................................................................................... 3 3.2 交流电流输入回路 .......................................................................................................... 3 3.3 直流电源输入回路 .......................................................................................................... 3 3.4 开关量输入（遥信）回路 .............................................................................................. 3 3.5 开关量输出（遥控）回路 .............................................................................................. 4 3.6 直流模拟量输入回路 ...................................................................................................... 4 3.7 断路器操作回路 .............................................................................................................. 4 3.8 通讯接口 .......................................................................................................................... 4 4 按键及显示 ................................................................................................................................... 4 4.1 SEL 键 ............................................................................................................................... 4 4.2 BIT 键 ............................................................................................................................... 4 4.3 INC 键 ............................................................................................................................... 4 4.4 ENT 键 ............................................................................................................................... 5 5 技术指标 ....................................................................................................................................... 5 5.1 额定参数 .......................................................................................................................... 5 5.2 功率消耗 .......................................................................................................................... 5 5.3 热稳定性 .......................................................................................................................... 5 5.4 装置精度 .......................................................................................................................... 5 5.5 环境条件 .......................................................................................................................... 5 5.6 绝缘性能 .......................................................................................................................... 5 5.7 触点性能 .......................................................................................................................... 6 5.8 抗干扰能力 ...................................................................................................................... 6 5.9 机械性能 .......................................................................................................................... 6 6 继电保护功能 ............................................................................................................................... 7 6.1 复合电压闭锁过流保护 .................................................................................................. 7 6.2 复合电压判据 .................................................................................................................. 8 6.3 低压记忆过流保护 .......................................................................................................... 8 6.4 低压保护 .......................................................................................................................... 8 6.5 过压保护 .......................................................................................................................... 8 6.6 方向零序过流保护 .......................................................................................................... 9 6.7 零序过压保护 .................................................................................................................. 9 6.8 失磁保护 .......................................................................................................................... 9 6.9 过负荷保护 .................................................................................................................... 10 6.10 负序过流保护 .............................................................................................................. 10 6.11 逆功率过流保护 .......................................................................................................... 10 6.12 低频保护 ...................................................................................................................... 11 6.13 高频保护 ...................................................................................................................... 11 6.14 解列保护 ...................................................................................................................... 12 6.15 TV 断线报警 ................................................................................................................. 12 6.16 TV 断线闭锁 ................................................................................................................. 12 6.17 TA 断线报警 ................................................................................................................. 12 6.18 控制回路断线报警 ...................................................................................................... 13 6.19 联跳功能 ...................................................................................................................... 13 6.20 动作及告警报告和录波 .............................................................................................. 13