单相电机 有启动电容又有运行电容怎样接线 及他的工作原理

2025-03-15 16:03:00
推荐回答(3个)
回答1:

看接线住的字母 U1.U2 分别接运行绕组的两个出线 V1.V2接离心开关的两个出线. W1.W2接启动绕组的两个出线. 启动电容接W1.V2 运行电容接V1.W1
把U1.W2用连接片连接后接一跟电源线.V1.U2用连接片连接后接另一跟电源.就OK了! 至于反正转也很简单! 把两个连接片横着连或者竖着连!就是U1.V1连
W2.U2连! 用万用表测电阻最大的是启动绕组 其次的运行绕组 最小的就是离心开关拉! 电机启动离心开关打开,断掉启动电容 运行电容与启动绕组直接串联.不要把离心开关串进去! 如果看不清字母 先测出电阻值. 找到个个绕组! 运行绕组一个端与启动绕组的一个端并联 运行电容要与启动绕组串联
启动电容要与离心开关串联后在和启动绕组串联! 电容的作用我就不说了,相位差的问题

回答2:

电机有一个同轴离心开关,静态时接启动电容!运行时摔开启动电容接运行电容!

回答3:

启动电容和运行电容在启动的时候是并联的,在启动以后切除启动电容只保留运行电容。
电容量大比较容易启动,但是常时间工作电机容易发热。

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