PLC进口模块IC693MDL632RR

PLC进口模块IC693MDL632RR

这是利用电机的剩磁来检查绕组的“土”办法。如果绕组烧了，表针肯定不会动了。 用万用表可以判断电机的相间短路,接地和断路,但不好判断匝间短路。

只用万用表测量不太准确，好用兆欧表测各相的绝缘电阻，然后又直流电桥测一下三相绕组之间的直流电阻，是否平衡，值是否偏大或偏小，准确。

三相绕组电阻应相等，相与相及相与外壳绝缘电阻应大于1兆欧。过载绕组都烧毁、缺相则二组烧毁另一组不烧。

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MECS UTC-350R wafer handler robot UTC350R

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HiTek Power G253/66 P. SUPPLY G25366 AMAT 50514710100

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COMMATCH GVC-III-480 PVRB 672 BLADE

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