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直流電動機

小型直流電動機如何起動與停車

發布日期:2022-04-18 點擊率:75

    (1)起動。起動前要檢查:①電動機的接線與測量儀表的連接情況;②檢查起動器的彈簧是否靈活;③轉動臂是否在斷開的位置;④如果是變速電動機,應將調速器調節到最低轉速位置。上述檢查無誤后.合上開關,在電動機有負載的情況下,開動起動器,在每個觸點上停留約2s,直到最后一點,轉動臂被低壓釋放器吸住為止。如為變速電動機,可調節調速器,使轉速達到所需要的數值。

    (2)停車。如為變速電動機,先調節調速器,將轉速降到最低;切斷電源開關,起動器轉動臂應立即被彈到斷開位置。

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