（全稱架空絕緣電纜），是裝有絕(jue)(jue)緣(yuan)層和保護外皮的架(jia)(jia)空導線(xian)(xian)，采(cai)用(yong)類似于交聯電(dian)(dian)(dian)(dian)纜生產工藝(yi)制造的一種(zhong)專用(yong)電(dian)(dian)(dian)(dian)纜，是介于架(jia)(jia)空導線(xian)(xian)和地下(xia)(xia)電(dian)(dian)(dian)(dian)纜之(zhi)間(jian)的新的輸電(dian)(dian)(dian)(dian)方(fang)(fang)式(shi)  。都是單芯的，按其結(jie)(jie)構不同可分為(wei)硬鋁(lv)線(xian)(xian)結(jie)(jie)構、硬拉(la)銅線(xian)(xian)結(jie)(jie)構、鋁(lv)合(he)金(jin)線(xian)(xian)結(jie)(jie)構、鋼芯或(huo)鋁(lv)合(he)金(jin)芯支撐結(jie)(jie)構和自承式(shi)三芯紋合(he)結(jie)(jie)構(線(xian)(xian)芯可為(wei)硬鋁(lv)或(huo)硬銅線(xian)(xian))等(deng)。具有供電(dian)(dian)(dian)(dian)可靠性(xing)(xing)高(gao)、供電(dian)(dian)(dian)(dian)安全性(xing)(xing)好、架(jia)(jia)設和維修方(fang)(fang)便和經濟(ji)性(xing)(xing)合(he)理等(deng)主要特點。其主要技術參(can)數包括耐候性(xing)(xing)、絕(jue)(jue)緣(yuan)水平(ping)、內、外半(ban)導電(dian)(dian)(dian)(dian)屏(ping)蔽層。架(jia)(jia)空電(dian)(dian)(dian)(dian)纜產品(pin)在國內外輸電(dian)(dian)(dian)(dian)應用(yong)廣泛。傳(chuan)統的高(gao)壓電(dian)(dian)(dian)(dian)力輸送方(fang)(fang)式(shi)，大多是使用(yong)高(gao)壓架(jia)(jia)空線(xian)(xian)路或(huo)者高(gao)壓電(dian)(dian)(dian)(dian)纜線(xian)(xian)路作為(wei)傳(chuan)輸通道，其各自的優缺點及其適(shi)用(yong)范圍均有定論 。一種(zhong)介于架(jia)(jia)空導線(xian)(xian)和地下(xia)(xia)電(dian)(dian)(dian)(dian)纜之(zhi)間(jian)的新的高(gao)壓輸電(dian)(dian)(dian)(dian)方(fang)(fang)式(shi)—架(jia)(jia)空電(dian)(dian)(dian)(dian)纜已間(jian)世