请问师傅为什么单相电动机只有电流声而不转呢

2025-04-07 05:14:44
推荐回答(4个)
回答1:

  1. 检查电源及保险丝或者断路器:通过万用表测量空气开关输出端是否有220V电压,若电压正常则测量开关输出端是否有220V电压,若无电源或电压低,则需检查开关或断路器。

  2. 检查电源线是否有断路:如果是通过插头连接电源,需将插头拔下来,然后用万用表测量插头与电机连线之间是否导通,如果导通说明电源线正常,否则需要更换电源线。

  3. 检查单相电机启动电容是否损坏:如果启动电容损坏,电机将不能启动或启动困难甚至出现反转现象。用万用表调至电容测量档位,测量其电容是否与电容标有的容量接近,如果无容量或容量过低说明电容已经损坏。

  4. 检查绕组是否烧损:用万用表测量启动绕组与运行绕组是否正常,运行绕组略小于启动绕组,如果有一组测量为断路或者为零,说明已经损坏。另外,两对绕组之间是绝缘,如果测量有电阻说明已经损坏。

  5. 检查轴承是否损坏:一般电机装有两个轴承,分别在前端盖和后端盖与转子轴连接的位置。当其出现问题后一般会出现过载跳闸,堵转,旋转有异响,或者拆卸下后用手旋转是否灵活,如果不灵活需更换新轴承。

回答2:

在接线正确时,有电流声而不转的原因有:机械故障(转定子铁心相擦、轴承异常);电气故障(绕组短路、副绕组开路、电容损坏、离心开关故障)。

回答3:

首先用万用表量阻值看是不是接错啦如果没事...把电机通上电人为给电机的轴旋转一下看会不会转.如果换不回.看是不是电容.然后再打开先看是否烧毁.........看轴承....在看端盖上的离心片是否接触不良

回答4:

先看看你的接线,然后在看看你的电机是不是卡了

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