Low-voltage distribution network series-parallel equipment testing device and testing method thereof

The invention relates to a low-voltage distribution network series-parallel equipment testing device and testing method thereof. The device comprises a central control unit and a switch switching unitconnected with the central control unit, a data sampling unit for realizing data acquisition, a to-be-tested equipment access unit used for realizing series connection or parallel connection of to-be-tested equipment, and a multi-functional load unit for realizing load simulation, and the switch switching unit is also connected with the to-be-tested equipment access unit and the multi-functionalload unit. The low-voltage distribution network series-parallel equipment testing device adopts an interlocking structure and a software and hardware sharing mode, thereby greatly improving testing efficiency and reducing a misoperation rate. 本发明涉及种低压配网串并联设备测试装置及其测试方法。所述装置包括中央控制单元及与该中央控制单元连接的开关切换单元、用于实现数据采集的数据采样单元、用于实现串联待测设备或并联待测设备的待测设备接入单元、用于实现负载模拟的多功能负载单元，所述开关切换单元还与所述待测设备接入单元、多功能负载单元连接。本发明采用互锁结构与软硬件共用的方式，极大程度的提高了测试效率，降低误