发布时间:2025-01-20 11:57:05
电缆套官的型号与电缆截面相关,也与成品外径.
一般来说,电缆的截面不得大于电缆套管的内截面40%.
电缆的截面=成品外径的平方*0.7854.
电缆套官的内截面=内径的平方*0.7854.
22047380的电机以知功率电压求电流最小线径工作原理及计算公式可以详细点吗
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