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儀表電纜

絕緣電力電纜的性能特點是什么?

2021-01-07
作者:翊成網絡z

絕緣電力電纜分為:用天然橡膠、丁苯橡膠和氯丁橡膠以及聚氯乙烯塑料等。

普通橡皮絕緣電線還常用棉紗、玻璃纖維或合成纖維包裹浸以瀝青漆以作機械保護之用。這種電線廣泛用于交流500伏以下和直流1000伏以下的各種電工設備和動力、照明線路。橡皮塑料絕緣軟線:線材柔軟,可多次彎折,外徑小而重量輕。


電力電纜價格


用于各種交直流移動式電器、電工儀表、電信設備及自動化裝置,也用于日用電器和照明燈線路。塑料絕緣屏蔽線:在絕緣電線或絕緣軟線的絕緣外再包繞一層金屬箔或編織一層金屬絲構成屏蔽層,將屏蔽層接某一固定電位就可以減少外界電磁波對電線的干擾,同時也減少電線煩的電磁場對外界的影響。主要用于要求防止相互干擾的線路中。絕緣層多用聚氯乙烯,屏蔽層多用銅絲編織結構。

此外,還有各種適用于特種要求的絕緣電線,如汽車用低壓電線、汽車用高壓點火線、電機電器引接線、航空導線、補償導線等。


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