残压是当流过放电电流时保护器指定端的峰值电压，也可以叫做雷电放电电流通过防雷设备时，其端子间呈现的电压。
本实用新型公开了一种轨道电路分路残压定压测试器。
The utility model discloses a residual pressure and fixed pressure tester of rail circuit shunt, comprising a fixed pressure shunt fixture and a data display device.
提出新型切换装置应具备快速切换、同期捕捉切换、残压切换功能。
And the new transfer equipment has such function: high-speed, synch capture switch and residual voltage switch.
通过测量各相对地的残压来判定发电机三相是否对称的方法是不准确的。
When determine whether the three phases are in balance, directly measuring phase residual voltages to ground is proved to be inaccurate.
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