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three phase electronic watt hour meter
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three phase electronic watt hour meter
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three phase electronic watt hour meter
三相电子式电能表
通过对用户供电电压和电流实时采样,采用专用的电能表集成电路,对采样电压和电流信号进行处理并相乘转换成与电能成正比的脉冲输出,通过计度器或数字显示器显示的仪表。
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