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架空電纜

第聂伯罗330及150千伏特架空電纜
位於美國加利福尼亞州弗雷澤公園社區森林湖的架空電纜

架空電纜輸電系統配電系統架構的一部分,為架設於空中的電纜,用於長距離輸送電力。架空電纜通常由至少一條未絕緣的電纜組成。輸電通常為三相電,故電䌫常為三線一組,設於輸電線塔电线杆之上。

由於架空電纜依靠電纜周圍的空氣來擔當絕緣體,可以節省成本同時減輕重量,為大規模輸電成本最低的方法。

構築

乌克兰一條橫跨第聂伯河的架空電纜

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架空電纜
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