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振動電機

振動電機在啟動前要做的檢查項目

發布日期:2022-10-09 點擊率:118

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(1)新的或長期停用的電機,使用前應檢查繞組間和繞組對地絕緣電阻。通常對500V以下的電機用500V絕緣電阻表;對500-1000V的電機用1000V絕緣電阻表;對1000V以上的電機用2500V絕緣電阻表。絕緣電阻每千伏工作電壓不得小于1MΩ,并應在電機冷卻狀態下測量。

(2)檢查電機的外表有無裂紋,各緊固螺釘及零件是否齊全,惦記的固定情況是否良好。

(3)檢查電機傳動機構的工作是否可靠。

(4)根據銘牌所示數據,如電壓、功率、頻率、聯結、轉速等與電源、負載比較是否相符。

(5)檢查電機的通風情況及軸承潤滑情況是否正常。

(6)扳動電機轉軸,檢查轉子能否自由轉動,轉動時有無雜聲。

(7)檢查電機的電刷裝配情況及舉刷機構是否靈活,舉刷手柄的位置是否正確。

(8)檢查電機接地裝置是否可靠。

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