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电机过载电流如何计算
更新时间: 2020-07-14 00:00:00  

1、防护电器的额定电流或整定电流In应不小于回路的计算负载电流IB。

2、防护电器的额定电流或整定电流In应不大于回路的允许持续载流量。

3、保证防护电器有效动作的电流I2应不大于回路载流量的1、45倍。以上条件以公式表示即为IB小于等于In小于等于IZ, I2小于等于1、45IZ。

关键词: 电机 过载 电流 如何 计算

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