電(dian)(dian)(dian)(dian)子(zi)計(ji)算機(ji)電(dian)(dian)(dian)(dian)纜作為通訊(xun)電(dian)(dian)(dian)(dian)纜的(de)(de)一種，由一對之(zhi)(zhi)上的(de)(de)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)纜構成，好幾個絕(jue)緣(yuan)導(dao)體或體絞線的(de)(de)電(dian)(dian)(dian)(dian)纜芯(xin)(xin)和(he)維護(hu)電(dian)(dian)(dian)(dian)纜芯(xin)(xin)免遭濕氣和(he)設(she)備破壞的(de)(de)外護(hu)線套構成。在20℃時用直(zhi)流500V電(dian)(dian)(dian)(dian)壓試(shi)驗(yan)穩(wen)定充電(dian)(dian)(dian)(dian)1min后(hou)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)阻應不小于2500MΩ·Km各對絞屏(ping)蔽之(zhi)(zhi)間(jian)(jian)以及對絞屏(ping)蔽與總屏(ping)蔽之(zhi)(zhi)間(jian)(jian)應不斷路；電(dian)(dian)(dian)(dian)纜的(de)(de)線芯(xin)(xin)和(he)線芯(xin)(xin)之(zhi)(zhi)間(jian)(jian)以及屏(ping)蔽之(zhi)(zhi)間(jian)(jian)應經受50HZ，交流2000V電(dian)(dian)(dian)(dian)壓試(shi)驗(yan)5min不擊穿。計(ji)算機(ji)電(dian)(dian)(dian)(dian)纜屬(shu)于電(dian)(dian)(dian)(dian)氣裝(zhuang)備用電(dian)(dian)(dian)(dian)纜，電(dian)(dian)(dian)(dian)氣裝(zhuang)備用電(dian)(dian)(dian)(dian)纜的(de)(de)結(jie)構和(he)組(zu)成材料為復雜，計(ji)算機(ji)電(dian)(dian)(dian)(dian)纜多少錢(qian)，根據使用溫度、工作環境的(de)(de)特殊要求，計(ji)算機(ji)電(dian)(dian)(dian)(dian)纜各結(jie)構的(de)(de)組(zu)成材料種類(lei)繁多。

計(ji)算(suan)機(ji)電(dian)纜，采用介電(dian)常數小的(de)(de)高(gao)壓聚乙烯作絕緣(yuan)性。采取對絞、對屏(ping)(ping)、總(zong)屏(ping)(ping)（或(huo)三(san)線組(zu)合(he)、組(zu)屏(ping)(ping)蔽(bi)掉、組(zu)屏(ping)(ping)總(zong)屏(ping)(ping)）等(deng)結(jie)(jie)構形式。計(ji)算(suan)機(ji)電(dian)纜的(de)(de)芯(xin)(xin)對芯(xin)(xin)、芯(xin)(xin)對屏(ping)(ping)蔽(bi)或(huo)其它金(jin)屬(shu)(shu)層應能(neng)承受(shou)50赫茲、交流電(dian)壓2000伏/1分鐘(zhong)或(huo)1500伏/5分鐘(zhong)而不(bu)擊(ji)穿。根據用戶(hu)的(de)(de)更(geng)高(gao)要求(qiu)和應用場合(he)，總(zong)屏(ping)(ping)蔽(bi)結(jie)(jie)構可(ke)采用復合(he)屏(ping)(ping)蔽(bi)方式，包(bao)括兩層屏(ping)(ping)蔽(bi)，由金(jin)屬(shu)(shu)帶纏繞+金(jin)屬(shu)(shu)絲編織組(zu)成。按照用戶(hu)和使(shi)用場合(he)的(de)(de)更(geng)高(gao)要求(qiu)，總(zong)屏(ping)(ping)蔽(bi)結(jie)(jie)構可(ke)以(yi)采用復合(he)屏(ping)(ping)蔽(bi)方式，耐(nai)高(gao)溫計(ji)算(suan)機(ji)電(dian)纜，即(ji)包(bao)含(han)兩層屏(ping)(ping)蔽(bi)，由金(jin)屬(shu)(shu)帶繞包(bao)+金(jin)屬(shu)(shu)絲編織構成。

按照用戶(hu)和使用場合的更高要求，總屏蔽(bi)(bi)結構(gou)可以采(cai)用復(fu)合屏蔽(bi)(bi)方式，淮南計(ji)算機(ji)電(dian)(dian)纜(lan)(lan)(lan)，即包含兩層(ceng)屏蔽(bi)(bi)，由金(jin)屬帶繞(rao)包+金(jin)屬絲(si)編織構(gou)成。計(ji)算機(ji)電(dian)(dian)纜(lan)(lan)(lan)規(gui)格指的是截面大小(xiao)(xiao)(xiao)和線芯數(shu)目，計(ji)算機(ji)電(dian)(dian)纜(lan)(lan)(lan)規(gui)格各(ge)種各(ge)樣，常用的有(you)0.5平方、0.75平方、1平方、1.5平方、2.5平方等等，一般(ban)較(jiao)大規(gui)格的需要廠家訂做。計(ji)算機(ji)電(dian)(dian)纜(lan)(lan)(lan)小(xiao)(xiao)(xiao)彎曲半徑：無鎧裝(zhuang)層(ceng)應小(xiao)(xiao)(xiao)于電(dian)(dian)纜(lan)(lan)(lan)外(wai)徑的6倍(bei)(bei)，帶鎧裝(zhuang)層(ceng)的電(dian)(dian)纜(lan)(lan)(lan)應不(bu)小(xiao)(xiao)(xiao)于電(dian)(dian)纜(lan)(lan)(lan)外(wai)徑的12倍(bei)(bei)，計(ji)算機(ji)電(dian)(dian)纜(lan)(lan)(lan)在(zai)20℃時用直(zhi)流(liu)500V電(dian)(dian)壓(ya)試(shi)驗穩定充(chong)電(dian)(dian)1min后絕緣電(dian)(dian)阻應不(bu)小(xiao)(xiao)(xiao)于2500MΩ·Km。