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13问答网 > 80安的三相电表最大能带多大的负载？

80安的三相电表最大能带多大的负载？

2025-03-14 05:27:35

推荐回答（3个）

回答1：

看你接什么负载，三相电表，可以做单相用，这时的负载只有17.6KW因为是一个相走220V的电压
而接三相电机的话可以达到30KW，这时三相平衡使用

回答2：

看怎么接了。直接式最大可以到35KW。间接式（经过互感器）视互感器大小可以50KW到500KW

回答3：

P = v3 x U x I =1.732 x 380V x 80A = 52.6kW

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