塔吊主电缆如何固定,有相关要求吗

2025-04-07 02:57:36
推荐回答(2个)
回答1:

在标准节上用铁丝绑个瓷瓶,用1.5或2.5的绝缘电线把电缆线绑在瓷瓶上,每隔15至20米绑一个,顶升的时候解开,顶升完成再绑上。这样防止电缆线因风摆动,也减轻电缆线的自重。

一、塔吊电缆

塔吊电缆主要是动力传输及控制电缆,广泛应用于大型塔吊、行车、堆垛机、卷扣机、建筑用露天升降梯、污水厂、磁铁抓举。

塔吊电缆具有耐寒、耐磨、耐腐蚀、柔软、防油、无卤素等特性,超强机械负载承受能力,具有良好的弯曲性能。

内部结构采用自粘式方式。

导体采用多股柔性无氧铜丝符合DIN VDE 0295等级5

绝缘:为优质TPE/PUR 颜色分为彩色线芯或编码线芯 接地黄绿芯线

护套:为优质PUR 颜色分为黑色或灰色

二、工地上的塔吊电缆应该用多少平方

400kw负荷的总电流=400000w /(1.732×380×0.8)=760(安)。

按每平方载流2安计算,应选用400平方以上的铝芯电缆。用两根200平方的电缆并联使用也可以。

回答2:

在标准节上用铁丝绑个瓷瓶,用1.5或2.5的绝缘电线把电缆线绑在瓷瓶上,每隔15至20米绑一个,顶升的时候解开,顶升完成再绑上。这样防止电缆线因风摆动,也减轻电缆线的自重。

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