預分支電(dian)纜(lan)是(shi)一種(zhong)特殊的(de)電(dian)線(xian)，主(zhu)要(yao)用(yong)于高(gao)壓輸(shu)電(dian)線(xian)路的(de)施工和(he)運行。它的(de)主(zhu)要(yao)作(zuo)用(yong)是(shi)連接電(dian)源(yuan)端與(yu)電(dian)力設(she)備終端之間的(de)電(dian)能傳(chuan)輸(shu)和(he)控(kong)制管理流程。在河北地區應用(yong)廣泛(fan)且具有重要(yao)的(de)作(zuo)用(yong)：首先是(shi)在高(gao)層建筑中用(yong)作(zuo)供(gong)電(dian)主(zhu)干線(xian)；其次是(shi)用(yong)作(zuo)機場跑道(dao)與(yu)其他區域之間車輛行駛道(dao)路的(de)路燈(deng)用(yong)電(dian)纜(lan)以及(ji)飛機庫內照明及(ji)動力配電(dian);再者就(jiu)是(shi)在港口(kou)起重機上(shang)被用(yong)來作(zuo)為(wei)工作(zuo)信(xin)號(hao)系統(tong)用(yong)無線(xian)電(dian)臺發射天線(xian)、400噸岸橋輪胎吊抓(zhua)斗控(kong)制等支路控(kong)制系統(tong)使(shi)用(yong)，大(da)大(da)提高(gao)了工作(zuo)效率和(he)質量.

河(he)(he)(he)北(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)是指(zhi)在(zai)河(he)(he)(he)北(bei)省生(sheng)產(chan)和銷售的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)產(chan)品(pin)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)是電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)傳輸(shu)的(de)(de)重(zhong)要設(she)備，廣(guang)泛應用于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)、石油、化(hua)工、冶金、機(ji)械、交通、通訊等領域。以下是關于(yu)河(he)(he)(he)北(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)相關知識：電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)分(fen)類：根據電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓等級、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)結構、用途等不(bu)同，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)可以分(fen)為(wei)交流電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)、直流電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)、控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)、耐火電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)等。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)技(ji)術要求(qiu)：電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)應滿足電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓等級、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流容量、耐壓性(xing)能(neng)、絕緣(yuan)性(xing)能(neng)、機(ji)械強(qiang)度等技(ji)術要求(qiu)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)制(zhi)造工藝：電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)制(zhi)造工藝包括(kuo)線芯制(zhi)造、絕緣(yuan)層制(zhi)造、護套制(zhi)造、檢測等。河(he)(he)(he)北(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)的(de)(de)發(fa)展(zhan)趨勢：隨著(zhu)科技(ji)的(de)(de)不(bu)斷進步，預分(fen)支電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)報(bao)價，河(he)(he)(he)北(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)行(xing)業(ye)將繼(ji)續朝著(zhu)、節能(neng)、環保、智(zhi)能(neng)化(hua)的(de)(de)方向發(fa)展(zhan)。總之，河(he)(he)(he)北(bei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)(lan)是電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)傳輸(shu)的(de)(de)重(zhong)要設(she)備，具(ju)有廣(guang)泛的(de)(de)應用前(qian)景和市場(chang)需(xu)求(qiu)。

河北電(dian)(dian)(dian)力電(dian)(dian)(dian)纜的(de)(de)保養措施如(ru)下(xia)：1.敷設安(an)(an)裝時，避免(mian)過度彎(wan)曲半徑(jing)不應(ying)小于其(qi)外徑(jing)6倍。必(bi)要(yao)時采用(yong)鋁包銅聯接或(huo)硅芯(xin)線(xian)以降低(di)運行溫度和減少氧化損失(shi)從而延(yan)長使(shi)用(yong)壽命(ming)；對于明柜暗架應(ying)使(shi)電(dian)(dian)(dian)線(xian)有一(yi)定(ding)(ding)的(de)(de)空間(jian)活(huo)動余地，防(fang)(fang)止擠壓、卡扎造(zao)成絕緣(yuan)體擊穿放(fang)(fang)電(dian)(dian)(dian);所有導(dao)線(xian)分(fen)支處(如(ru)信息插座從主線(xian)到分(fen)線(xian)的(de)(de)部位(wei))均(jun)用(yong)接線(xian)盒(he)連接以免(mian)產生(sheng)接觸電(dian)(dian)(dian)阻而引發(fa)安(an)(an)全問題發(fa)生(sheng)火(huo)災事故等故障的(de)(de)可(ke)能性！電(dian)(dian)(dian)焊機旁(pang)必(bi)定(ding)(ding)放(fang)(fang)至少2只整箱零配件清掃(sao)電(dian)(dian)(dian)機及(ji)電(dian)(dian)(dian)氣(qi)線(xian)路(lu)表面灰(hui)塵以防(fang)(fang)受潮(chao)影響焊接開(kai)機使(shi)用(yong)!各區域備(bei)用(yong)一(yi)定(ding)(ding)數量的(de)(de)滅(mie)火(huo)器并經常教育(yu)宣傳防(fang)(fang)火(huo)知(zhi)識加強(qiang)用(yong)電(dian)(dian)(dian)安(an)(an)全管理(li)一(yi)切不安(an)(an)全的(de)(de)隱患因素(su)出現以確保人(ren)員生(sheng)命(ming)和國家(jia)財產的(de)(de)性!。