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3匹空调用几平方铜线
更新时间: 2021-01-05 23:23:38  

先根据空调的最大输入功率计算出电流,或是用使用说明书上的参数。以3P冷暖柜式空调为例,制热时通常功率最大,最大输入功率(含电辅)为4700W左右,电流21.8A,查《电工手册》2.5平方铜线在温度为40度时的截流量是25A,4平方铜线的截流量是33A,,根据上述数据2.5平方的截流量都已大于空调的运行电流,可放心使用了,若用4平方铜线就更不是问题,可在2.5与4平方铜线之间进行选择。

关键词: 空调 平方 铜线

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