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450a用多大电缆
更新时间: 2020-11-03 00:00:00  

1、可以用240平方的铜芯线或者300平方的铝芯线。

2、根据不同的导体材质和铺设环境,有相关计算标准:240平的电缆在空气中的载流量为552安,已经满足使用要求。300平方的铝芯线在空气中的载流量为502安。

关键词: 450a 电缆

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