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煤矿高压10kV250kW电机直接启动电流如何计算？

2025-03-16 06:45:54

推荐回答（1个）

回答1：

额定运行电流是：
I=250/1.732×10×0.85=16.9A
由于0.85是估算，所以电流放大一下，按照17.5A计算；
一般的电机启动电流为额定电流的5-7倍；
直接启动电流，按照6倍计算，是102A；

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