... 电流比继电器 current ratio relay 实际电流比 actual transformation ratio 测电流比计 logometer ...
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数字电流表以最大载荷百分比的方式显示了实际载荷的大小。
Digital ampere meter showing load in percent of Max load of drive motor.
通过测量用户低压侧三相电流相量，通过特定的算法处理，准确判定用户高计TA的实际变比是否与铭牌一致。
Through measuring three-phase current of low voltage at user side and handling by specific algorithm, TA ratio of HV measuring can be accurately judged whether is consistent with data plate.
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