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干式電流互感器

停用電壓互感器時應(yīng)注意哪些

發(fā)布日期:2022-04-18 點擊率:72

    (1)應(yīng)先考慮該電壓互感器二次回路所帶元件的保護和自動裝置以及對計量電度表的影響,將有可能誤動的保護和自動裝置退出運行。并記錄、計算少計電量。

    (2)如果有自動或手動電壓切換裝置,其所帶元件的保護和自動裝置可不退出運行。但要確保切換可靠。

    (3)停用電壓互感器時應(yīng)將高、低壓兩側(cè)都斷開。

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