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1p空气开关怎么接线_家居日记
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1p空气开关怎么接线

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1p空气开关怎么接线 1p空气开关，主要使用于220v用电回路中。电源进线有三根线，火线、零线和地线，先将空开的上口接线端子接入火线的进线，下口接线端子则接火线


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