y-insulation 中文意思是什麼
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Y series has the advantages of high efficiency, energy saving, fine operation performance, small vibration, low noise, long service life, high reliablility, convenient maintenance, big breakaway tor que, fixing measurement and power grade completely conform to iec standard. it enploys grade b insulation, ip44 class for shell protection and ic411 cooling mode
系列電動機具有高效、節能、性能好、振動小、噪聲低、壽命長、可靠性高、維護方便、起動轉矩大等優點。安裝尺寸和功率等級完全符合iec標準。採用b級絕緣、外殼防護等級為ip44 ，冷卻方式ic411 。
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