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電壓偏差允許值要求及計算時需要注意的事項

發布日期：2022-10-15 點擊率：54

什么叫電壓偏差？想必大部分電氣設計人員都非常清楚了，但是對于某些電氣設計初學者來說就是一知半解的。電壓偏差又稱電壓偏移，是指供配電系統改變運行方式和負荷緩慢地變化使供配電系統各點的電壓也隨之變化，各點的實際電壓與系統的額定電壓之差稱為電壓偏差。所以說電壓是電能質量當中最為主要的指標，電壓偏差對低壓用電設備會產生極大的危害，甚至會導致低壓用電設備系統的失穩定與崩潰。那么問題來了，用電設備的電壓偏差允許值是多少？計算電壓偏差時應考慮什么呢？下面本文簡明扼要地給大家分析一下。

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