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实用新型
CN204925260U 一种智能变电站小信号通讯测试设备 失效 - 权利终止

一种智能变电站小信号通讯测试设备
摘要：
一种智能变电站小信号通讯测试设备，涉及小信号通讯测试设备技术领域，其特征在于：所述合并单元测试仪和所述待测合并单元均具有通讯接口，所述合并单元测试仪具有时间同步模块、模拟器和解析器，所述时间同步模块具有GPS模块、时间测量模块、1PPS输入/输出模块、事件记录器和1RIG-B输入/输出模块，所述模拟器具有ECT/EVT模拟器和IEC61850-7/8模拟器，所述解析器具有ECT/EVT解析器、IEC61850-7/8解析器和IEC61850-9-1/2/2LE解析器，还包括三相交流模拟信号源、外部时钟单元和交流采样基准单元。本实用新型实现对合并单元的ET通讯测试、精度测试、实时性完整性测试、对时守时测试、相位测量等功能，具有精度高，操作方便的优点。
摘要（英）：

The utility model provides an intelligent substation small -signal communication test equipment, relates to small -signal communication test equipment technical field, its characterized in that: the merging cells tester with the merging cells that awaits measuring all has communication interface, the merging cells tester has time synchronization module, simulator and analyzer, time synchronization module has GPS module, time measured module, 1PPS input output module, event recorder and 1RIG -B input output module, the simulator has ECTEVT simulator and IEC61850 -78 simulator, the analyzer has ECTEVT analyzer, IEC61850 -78 analyzer and IEC61850 -9 -122LE analyzer, still includes three -phase AC analog signal source, external clock unit and exchanges sampling benchmark unit. The utility model discloses the realization to merging cells's ET communication test, precision test, the test of real -time integrality, to the time functions such as punctual test, phase measurement, have the precision height, convenient operation's advantage.

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