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116问答网 > 直流电机为977A电流能配800A的塑壳式断路器吗?而柜体内电容和电抗器都是1000A!

直流电机为977A电流能配800A的塑壳式断路器吗?而柜体内电容和电抗器都是1000A!

2025-03-14 16:10:16

推荐回答（3个）

回答1：

不能的，要比额定电流稍大些否则不能开断电流，更容易烧损断路器的。

回答2：

交流侧电流在800A以内，不过已经很接近，要看负载情况，不过载的情况下是可以选800A空开的
最好选1000A的断路器

回答3：

不能，应该用至少1250A 的断路器

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