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直流串勵電機接線柱的區(qū)分

發(fā)布日期:2022-10-21 點擊率:25

DQZHAN技術(shù)訊:直流串勵電機接線柱的區(qū)分

 單相串勵電動機俗稱串勵電機或通用(Universal Motor國外叫法),因電樞繞組和勵磁繞組串聯(lián)在一起工作而得名。單相串勵電動機屬于交、直流兩用電動機,它既可以使用交流電源工作,也可以使用直流電源工作。如何區(qū)分直流串勵電機接線柱?
    1.電機有四個接線柱,勵磁線圈的兩個接線柱離連接負(fù)載的出軸端比較近,另外兩個就是電樞的接線柱。
    2.如果電機接線柱旁邊有標(biāo)簽的話,勵磁線圈的標(biāo)簽是D1、D2,電樞出線的接線柱是A1、A2。
    3.你把電刷與換向器之間用絕緣的東西隔開,電樞線圈的接線柱之間是斷開的,也就是你量電阻的話,電阻無窮大,而勵磁線圈的接線柱就一直是導(dǎo)通的狀態(tài)。

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