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低壓母線槽絕緣件絕緣電阻值是多少

2017-12-28 00:00:00 586

低壓母線槽絕緣件絕緣電阻值是多少

母線槽絕緣件產品   的絕緣電阻值與母線槽的長度、周圍環境的濕度和溫度有關,對低壓母線槽絕緣件 進行絕緣電阻測量時,可采用500V絕緣電阻表,一般不能低于0.5M 。國內母線槽絕緣件 制造廠對每單元的母線槽絕緣件 規定絕緣電阻不低于20M ,通常能達到500M 。
  每節母線槽絕緣件 相與相及相與外殼之間的絕緣電阻不低于20M ,這是低要求,通常每節母線槽絕緣電阻值可達

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