計(ji)(ji)算(suan)(suan)機(ji)電(dian)(dian)纜適用(yong)于(yu)交流額定(ding)電(dian)(dian)壓300/500V及以下(xia)防外(wai)界信息干擾的(de)(de)(de)計(ji)(ji)算(suan)(suan)機(ji)、儀器儀表設(she)備(bei)等(deng)場所；電(dian)(dian)纜長期允許工作溫(wen)度為65℃；敷設(she)時(shi)環境溫(wen)度不低(di)于(yu):固定(ding)敷設(she)-40℃，計(ji)(ji)算(suan)(suan)機(ji)電(dian)(dian)纜規格，非固定(ding)敷設(she)-15℃；小(xiao)彎曲半徑：無(wu)鎧(kai)裝層應小(xiao)于(yu)電(dian)(dian)纜外(wai)徑的(de)(de)(de)6倍(bei)，帶鎧(kai)裝層的(de)(de)(de)電(dian)(dian)纜應不小(xiao)于(yu)電(dian)(dian)纜外(wai)徑的(de)(de)(de)12倍(bei)。屏(ping)(ping)(ping)(ping)蔽(bi)(bi)材(cai)料(liao)有(you)圓銅線，銅帶、鋁帶/塑料(liao)復合帶三種。屏(ping)(ping)(ping)(ping)蔽(bi)(bi)對與屏(ping)(ping)(ping)(ping)蔽(bi)(bi)對具有(you)較好的(de)(de)(de)絕緣(yuan)性能，電(dian)(dian)纜在使用(yong)中若(ruo)屏(ping)(ping)(ping)(ping)蔽(bi)(bi)對屏(ping)(ping)(ping)(ping)蔽(bi)(bi)對之間(jian)出(chu)現電(dian)(dian)位差時(shi)，不會影響信號的(de)(de)(de)傳(chuan)輸質量)計(ji)(ji)算(suan)(suan)機(ji)電(dian)(dian)纜，采用(yong)介電(dian)(dian)常數小(xiao)的(de)(de)(de)高壓聚乙烯作絕緣(yuan)性。采取對絞、對屏(ping)(ping)(ping)(ping)、總屏(ping)(ping)(ping)(ping)（或三線組合、組屏(ping)(ping)(ping)(ping)蔽(bi)(bi)掉、組屏(ping)(ping)(ping)(ping)總屏(ping)(ping)(ping)(ping)）等(deng)結(jie)構(gou)形式(shi)。

計算(suan)機(ji)電(dian)(dian)(dian)纜(lan)(lan)(lan)，采(cai)用介電(dian)(dian)(dian)常數(shu)小的(de)(de)高(gao)壓聚乙烯作(zuo)絕緣性(xing)。采(cai)取(qu)對絞(jiao)、對屏(ping)(ping)(ping)、總屏(ping)(ping)(ping)（或三線(xian)組合(he)(he)、組屏(ping)(ping)(ping)蔽(bi)掉、組屏(ping)(ping)(ping)總屏(ping)(ping)(ping)）等結構形式。根據(ju)不(bu)(bu)同環境和(he)設備的(de)(de)使用要(yao)求(qiu)。計算(suan)機(ji)電(dian)(dian)(dian)纜(lan)(lan)(lan)作(zuo)為一種通(tong)信電(dian)(dian)(dian)纜(lan)(lan)(lan)，河南計算(suan)機(ji)電(dian)(dian)(dian)纜(lan)(lan)(lan)，由(you)一對以上(shang)的(de)(de)絕緣導(dao)線(xian)組成(cheng)。一種通(tong)信線(xian)路，由(you)多個絕緣導(dao)體(ti)或導(dao)體(ti)絞(jiao)合(he)(he)的(de)(de)電(dian)(dian)(dian)纜(lan)(lan)(lan)芯和(he)保護電(dian)(dian)(dian)纜(lan)(lan)(lan)芯免受濕氣和(he)機(ji)械損傷的(de)(de)外護套組成(cheng)。其中金(jin)(jin)屬帶采(cai)用繞包(bao)生(sheng)產方式，搭蓋(gai)率通(tong)常應不(bu)(bu)小于(yu)15%，但特定標準有特殊的(de)(de)規定，如(ru)TICW/06規定屏(ping)(ping)(ping)蔽(bi)金(jin)(jin)屬帶搭蓋(gai)率應不(bu)(bu)小于(yu)25%；金(jin)(jin)屬絲采(cai)用編(bian)織生(sheng)產方式，計算(suan)機(ji)電(dian)(dian)(dian)纜(lan)(lan)(lan)哪家好(hao)，編(bian)織覆蓋(gai)率應不(bu)(bu)小于(yu)80%，如(ru)對抗干擾有較高(gao)要(yao)求(qiu)，覆蓋(gai)率可不(bu)(bu)小于(yu)90%。

計(ji)(ji)算機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)屬(shu)于電(dian)(dian)(dian)(dian)(dian)(dian)氣(qi)裝備(bei)(bei)用電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)，由好幾個(ge)絕(jue)緣(yuan)導體(ti)或(huo)體(ti)絞線的電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)芯(xin)和(he)(he)(he)維護(hu)(hu)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)芯(xin)免遭濕氣(qi)和(he)(he)(he)設(she)(she)備(bei)(bei)破壞(huai)的外護(hu)(hu)線套(tao)構成。根據不同環(huan)境和(he)(he)(he)設(she)(she)備(bei)(bei)的使用要求，電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)絕(jue)緣(yuan)可采用聚(ju)乙烯、聚(ju)、交聯聚(ju)乙烯、氟塑料(liao)、硅橡膠等材(cai)料(liao)。計(ji)(ji)算機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)屬(shu)于電(dian)(dian)(dian)(dian)(dian)(dian)氣(qi)裝備(bei)(bei)用電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)，電(dian)(dian)(dian)(dian)(dian)(dian)氣(qi)裝備(bei)(bei)用電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)的結構和(he)(he)(he)組(zu)成材(cai)料(liao)為(wei)復(fu)雜，根據使用溫度、工作環(huan)境的特殊(shu)要求，計(ji)(ji)算機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)各結構的組(zu)成材(cai)料(liao)種類繁多，計(ji)(ji)算機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)DJYP2V 0.3/0.5kV，全稱(cheng)：額定電(dian)(dian)(dian)(dian)(dian)(dian)壓0.3/0.5kV、銅導體(ti)、聚(ju)乙烯絕(jue)緣(yuan)、銅帶分屏、聚(ju)護(hu)(hu)套(tao)計(ji)(ji)算機(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)。