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PSDR

1、通

通过（PSDR）送出CT 1 侦测的负载电流，将其转换为直流电压信号，经R 82 送至U 7 的同相端，并在反相端设一阈值电平+5V，R 84 为上拉电阻，...

2、程序支援文件系数

...程序支持表示program support representative程序支援文件系数PSDR程序效率program efficiency ...

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