城市(shi)配電(dian)網絡大(da)量采用(yong)架(jia)空絕(jue)緣(yuan)電(dian)纜(lan)線路(lu),全(quan)國關于(yu)運行中的線路(lu)發生雷擊(ji)斷線和(he)絕(jue)緣(yuan)子擊(ji)穿事故的統計數量呈急(ji)劇上升趨勢。試驗研究和(he)實(shi)際事故原因分析證實(shi):架(jia)空絕(jue)緣(yuan)電(dian)纜(lan)線路(lu)雷電(dian)過電(dian)壓(ya)閃(shan)絡時,瞬間電(dian)弧電(dian)流很大(da)但時間很短,僅(jin)在(zai)架(jia)空絕(jue)緣(yuan)電(dian)纜(lan)絕(jue)緣(yuan)層上形成擊(ji)穿孔...
架(jia)(jia)空(kong)(kong)電(dian)(dian)纜(lan)(全(quan)稱架(jia)(jia)空(kong)(kong)絕(jue)(jue)緣(yuan)電(dian)(dian)纜(lan)),是裝有絕(jue)(jue)緣(yuan)層和(he)保護外皮的架(jia)(jia)空(kong)(kong)導(dao)線,采用類似(si)于(yu)交聯(lian)電(dian)(dian)纜(lan)生產(chan)工藝制造的一種專用電(dian)(dian)纜(lan),是介(jie)于(yu)架(jia)(jia)空(kong)(kong)導(dao)線和(he)地下電(dian)(dian)纜(lan)之間(jian)的新的輸電(dian)(dian)方式 。架(jia)(jia)空(kong)(kong)絕(jue)(jue)緣(yuan)電(dian)(dian)纜(lan)主要(yao)特點(dian):1、供電(dian)(dian)可(ke)靠性高&n...
架空(kong)(kong)(kong)絕緣(yuan)(yuan)電(dian)(dian)纜(lan),是(shi)裝有絕緣(yuan)(yuan)層和保(bao)護(hu)外皮的(de)架空(kong)(kong)(kong)導線(xian)(xian),采用類似于交聯(lian)電(dian)(dian)纜(lan)生(sheng)產工藝制造(zao)的(de)一(yi)種專用電(dian)(dian)纜(lan),是(shi)介于架空(kong)(kong)(kong)導線(xian)(xian)和地下電(dian)(dian)纜(lan)之間的(de)新的(de)輸電(dian)(dian)方(fang)式。架空(kong)(kong)(kong)電(dian)(dian)纜(lan)都是(shi)單(dan)芯的(de),按(an)其結構不同可分為硬(ying)鋁線(xian)(xian)結構、硬(ying)拉(la)銅線(xian)(xian)結構、鋁合金線(xian)(xian)...
額(e)定電(dian)壓10KV架空(kong)絕緣(yuan)電(dian)纜(lan)由緊壓銅、鋁(鋁合金)導體(ti),內屏蔽層和(he)耐(nai)(nai)侯(hou)型絕緣(yuan)材(cai)料及外屏蔽層組成,既具(ju)有(you)電(dian)力電(dian)纜(lan)的輸送電(dian)能(neng)特性(xing)又(you)具(ju)有(you)架空(kong)電(dian)纜(lan)較強的機械(xie)性(xing)能(neng):與裸電(dian)線相比,本產品具(ju)有(you)敷設間(jian)距小,安全可靠性(xing)高(gao),耐(nai)(nai)大(da)氣老化性(xing)能(neng)優良(liang)等特點,是(shi)新設計(ji)建...