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2020-08-19弱電線纜與弱電電纜的區別在于哪里?

電線電纜是指用于電力、通信及相關傳輸用途的材料?!半娋€”和“電纜”并沒有嚴格的界限。通常將芯數少、產品直徑小、結構簡單的產品稱為電線,沒有絕緣的稱為裸電線,其他的稱為電纜;導體截面積較大的(大于6平…[了解更多]

2020-08-19如何判斷阻燃耐火電線電纜的質量

判斷阻燃耐火電線電纜的質量一般要求有:  1、顏色識別 ?。?)顏色要求:標志顏色應能確認符合 ?。?)清晰度:標志顏色應易于識別或易于辨認?! 。?)耐擦性:標志應耐擦,擦拭后的顏色應基本保持不變…[了解更多]

2020-08-19安裝家裝電線需要注意哪些基本事項?

眾所周知電線本身的維修方法復雜多樣而在后續的維修之中更是難度重重,因此更需要在家裝電線的預先安裝之前實現預估并且選擇品質更加可靠的產品,而合理的安裝方式也能夠讓這種家裝電線的后續應用擁有更好的基礎,…[了解更多]

2020-08-19解決電力電纜熱伸縮的辦法

隨著負荷電流變化及環境溫度變化,電力電纜會發生熱伸縮,其中因線芯的熱脹冷縮而產生非常大的熱機械力,電纜線芯截面越大,所產生的熱機械力就越大;同時線芯和金屬護套還會因熱脹冷縮的多次循環,而產生蠕變。熱…[了解更多]

2020-08-19電力電纜檢修、試驗時注意的問題

電力電纜作為電力線路的一部分,因其故障幾率低、安 全可靠、出線靈活而得到廣泛應用。但是一旦出故障,檢修難度較大,危險性也大,因此在檢修、試驗時應特別加以注意。1、工作前的準備工作電力電纜停電工作應填…[了解更多]

2020-08-19橡套電纜橡皮發粘和銅絲發黑的原因分析

橡套電纜橡皮發粘和銅絲發黑的原因分析,銅絲發黑的根本原因是多種多樣要素導致的,不僅是橡皮的配法問題,還與銅絲自身所在的情況、橡膠加工加工工藝、橡膠硫化工藝、電纜線的構造、護線套橡膠配方、環境等眾多要…[了解更多]

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