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百度
蘇州硫化機 油壓機維修
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樓主  發(fā)表于: 2011-02-18 21:52

 [b]有一臺設備三相馬達2.2KW，接觸器前面有3保險，是老式的陶瓷保險座。經(jīng)常保險座炸掉，保險也會(huì )燒掉.換上新的就可以使用。過(guò)不了幾天就又爆了。馬達沒(méi)有問(wèn)題，線(xiàn)路也是好的。大家幫我分析一下。
qlin
學(xué)過(guò)一點(diǎn)FX型PLC基本知識
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1樓  發(fā)表于: 2011-02-19 15:10
是保險座炸掉，還是熔體熔斷，抑或是相間或對殼短路？
其他查無(wú)問(wèn)題的話(huà)，可注意一下熔體的質(zhì)量（另?yè)Q一種試試）。
僅很早前用過(guò)幾次順控編程（PLC），嘿嘿，沒(méi)尋找機會(huì )

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