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wanglong704
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樓主  發(fā)表于: 2022-02-19 00:12
比如我現在有個(gè)步進(jìn)電機額定電流是4A，那么我驅動(dòng)器通過(guò)撥碼設置為4A，而我選擇用48V的開(kāi)關(guān)電源給驅動(dòng)器供電�，F在有個(gè)問(wèn)題，我需要選擇多大功率的開(kāi)關(guān)電源？比如有款開(kāi)關(guān)電源是500W 48v 10A的，我是看后面的10A嗎？4*2<10A 可以帶2個(gè)這樣的電機。還是按4*0.7*48=134w   那么500w的可以帶3臺這樣的電機？那種計算是對的？？
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1樓  發(fā)表于: 2022-02-19 00:57
48X10 就是約等于500么？沒(méi)毛病。我們一般電源功率盡量大于用電器總功率
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