耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)等(deng)級(ji)(ji)劃分是按照電(dian)(dian)(dian)纜(lan)在火(huo)(huo)(huo)(huo)災中的(de)(de)耐(nai)(nai)(nai)(nai)受(shou)能(neng)力(li)(li)來分類的(de)(de)，共分為四個等(deng)級(ji)(ji)：1級(ji)(ji)、2級(ji)(ji)、3級(ji)(ji)和(he)4級(ji)(ji)。1級(ji)(ji)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)的(de)(de)耐(nai)(nai)(nai)(nai)受(shou)能(neng)力(li)(li)弱，適(shi)(shi)用于(yu)(yu)(yu)對(dui)電(dian)(dian)(dian)纜(lan)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)性能(neng)要(yao)(yao)求較(jiao)低(di)的(de)(de)場(chang)合(he)；2級(ji)(ji)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)的(de)(de)耐(nai)(nai)(nai)(nai)受(shou)能(neng)力(li)(li)稍高，河北防(fang)(fang)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)批發，適(shi)(shi)用于(yu)(yu)(yu)一般工(gong)程和(he)消防(fang)(fang)安(an)全要(yao)(yao)求；3級(ji)(ji)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)的(de)(de)耐(nai)(nai)(nai)(nai)受(shou)能(neng)力(li)(li)更強，適(shi)(shi)用于(yu)(yu)(yu)需(xu)要(yao)(yao)較(jiao)高耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)性能(neng)的(de)(de)工(gong)程和(he)重(zhong)要(yao)(yao)的(de)(de)消防(fang)(fang)安(an)全場(chang)合(he)；4級(ji)(ji)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)的(de)(de)耐(nai)(nai)(nai)(nai)受(shou)能(neng)力(li)(li)高，適(shi)(shi)用于(yu)(yu)(yu)對(dui)耐(nai)(nai)(nai)(nai)火(huo)(huo)(huo)(huo)性能(neng)要(yao)(yao)求極高的(de)(de)場(chang)合(he)，如(ru)站、石油化工(gong)等(deng)重(zhong)要(yao)(yao)工(gong)程。

防(fang)(fang)火(huo)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)和(he)普(pu)通電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)區(qu)別(bie)如(ru)下(xia)：1.應用(yong)場合不(bu)同。對(dui)于一(yi)般(ban)(ban)家(jia)庭(ting)，不(bu)需(xu)要(yao)使用(yong)防(fang)(fang)火(huo)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)，河北防(fang)(fang)火(huo)電(dian)(dian)(dian)纜(lan)(lan)廠家(jia)，只需(xu)要(yao)普(pu)通的(de)(de)(de)塑銅線(xian)(xian)或護套線(xian)(xian)就可(ke)(ke)以(yi)滿足(zu)需(xu)求；而(er)高(gao)層建(jian)筑(zhu)、人員密(mi)集場所對(dui)電(dian)(dian)(dian)氣(qi)火(huo)災的(de)(de)(de)預防(fang)(fang)更重視（因為(wei)可(ke)(ke)燃物更多），出于安全(quan)考慮(lv)會選擇(ze)安裝防(fang)(fang)火(huo)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)。另外(wai)，在廚房等(deng)(deng)區(qu)域需(xu)要(yao)采(cai)用(yong)耐火(huo)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)來避(bi)免短(duan)路等(deng)(deng)情(qing)況的(de)(de)(de)發生。2.制(zhi)作工藝不(bu)用(yong)。由(you)于應用(yong)場景的(de)(de)(de)不(bu)同，所以(yi)導(dao)(dao)(dao)致這兩種電(dian)(dian)(dian)線(xian)(xian)的(de)(de)(de)生產(chan)過程不(bu)一(yi)樣。例(li)如(ru)，一(yi)般(ban)(ban)的(de)(de)(de)塑料(liao)(liao)絕緣(yuan)(yuan)導(dao)(dao)(dao)線(xian)(xian)VV40屏蔽(bi)控制(zhi)纜(lan)(lan)線(xian)(xian)和(he)VLV6-BYJ450/35是代號的(de)(de)(de)標準(zhun)產(chan)品(pin)，由(you)PVC材料(liao)(liao)制(zhi)成(cheng)(cheng)，其(qi)導(dao)(dao)(dao)體主要(yao)是鋁(lv)絞線(xian)(xian)或者鋼芯鋁(lv)合金(jin)絞線(xian)(xian);還有(you)的(de)(de)(de)聚絕緣(yuan)(yuan)電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)(lan)是由(you)交聯處理作為(wei)表皮的(de)(de)(de)材料(liao)(liao)制(zhi)成(cheng)(cheng)的(de)(de)(de)導(dao)(dao)(dao)體制(zhi)成(cheng)(cheng)。但是防(fang)(fang)火(huo)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)制(zhi)作要(yao)求更高(gao)，它采(cai)用(yong)的(de)(de)(de)是天然(ran)有(you)機物的(de)(de)(de)原材料(liao)(liao)通過退(tui)火(huo)以(yi)后取(qu)得扁絲(si)然(ran)后經過冷凍變成(cheng)(cheng)半固化狀(zhuang)態的(de)(de)(de)樹脂繞包包帶以(yi)及(ji)編織而(er)成(cheng)(cheng)經加熱注型而(er)成(cheng)(cheng)的(de)(de)(de)制(zhi)品(pin)結構，使其(qi)具(ju)備了其(qi)他類型電(dian)(dian)(dian)線(xian)(xian)所不(bu)具(ju)有(you)的(de)(de)(de)特(te)(te)點優勢的(de)(de)(de)性能(neng)特(te)(te)點，河北礦物防(fang)(fang)火(huo)電(dian)(dian)(dian)纜(lan)(lan)，以(yi)便用(yong)于各個領域。

阻(zu)燃電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)選(xuan)擇(ze)(ze)(ze)(ze)應(ying)(ying)該(gai)(gai)(gai)考(kao)慮到(dao)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)使(shi)(shi)用(yong)(yong)環(huan)(huan)(huan)境(jing)和要(yao)(yao)求(qiu)，具(ju)(ju)體來說(shuo)應(ying)(ying)該(gai)(gai)(gai)考(kao)慮以下幾個方面：1.使(shi)(shi)用(yong)(yong)環(huan)(huan)(huan)境(jing)：根據使(shi)(shi)用(yong)(yong)環(huan)(huan)(huan)境(jing)的(de)(de)(de)不(bu)同，選(xuan)擇(ze)(ze)(ze)(ze)不(bu)同種(zhong)類的(de)(de)(de)阻(zu)燃電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。例如，對于(yu)潮(chao)濕(shi)環(huan)(huan)(huan)境(jing)或者高(gao)(gao)溫(wen)環(huan)(huan)(huan)境(jing)，應(ying)(ying)該(gai)(gai)(gai)選(xuan)擇(ze)(ze)(ze)(ze)具(ju)(ju)有(you)耐高(gao)(gao)溫(wen)、耐潮(chao)濕(shi)性(xing)能(neng)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)；對于(yu)環(huan)(huan)(huan)境(jing)，應(ying)(ying)該(gai)(gai)(gai)選(xuan)擇(ze)(ze)(ze)(ze)具(ju)(ju)有(you)防火(huo)阻(zu)燃性(xing)能(neng)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。2.電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)負(fu)載(zai)：選(xuan)擇(ze)(ze)(ze)(ze)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)時，應(ying)(ying)該(gai)(gai)(gai)考(kao)慮電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)負(fu)載(zai)能(neng)力，包(bao)括(kuo)電(dian)(dian)(dian)流(liu)、電(dian)(dian)(dian)壓(ya)、功(gong)率等(deng)(deng)因素。對于(yu)大功(gong)率或高(gao)(gao)電(dian)(dian)(dian)壓(ya)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)，應(ying)(ying)該(gai)(gai)(gai)選(xuan)擇(ze)(ze)(ze)(ze)具(ju)(ju)有(you)高(gao)(gao)載(zai)流(liu)能(neng)力和高(gao)(gao)耐壓(ya)性(xing)能(neng)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。3.安全(quan)性(xing)：選(xuan)擇(ze)(ze)(ze)(ze)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)時，應(ying)(ying)該(gai)(gai)(gai)考(kao)慮其安全(quan)性(xing)能(neng)，包(bao)括(kuo)絕緣層(ceng)的(de)(de)(de)耐熱(re)等(deng)(deng)級、阻(zu)燃性(xing)能(neng)等(deng)(deng)。特別(bie)是在高(gao)(gao)溫(wen)或環(huan)(huan)(huan)境(jing)下，應(ying)(ying)該(gai)(gai)(gai)選(xuan)擇(ze)(ze)(ze)(ze)具(ju)(ju)有(you)高(gao)(gao)安全(quan)性(xing)能(neng)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。4.價格(ge)：選(xuan)擇(ze)(ze)(ze)(ze)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)時，應(ying)(ying)該(gai)(gai)(gai)考(kao)慮其價格(ge)因素。對于(yu)不(bu)同的(de)(de)(de)使(shi)(shi)用(yong)(yong)環(huan)(huan)(huan)境(jing)和負(fu)載(zai)要(yao)(yao)求(qiu)，河北防火(huo)電(dian)(dian)(dian)纜(lan)(lan)(lan)，應(ying)(ying)該(gai)(gai)(gai)選(xuan)擇(ze)(ze)(ze)(ze)的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。總之，選(xuan)擇(ze)(ze)(ze)(ze)阻(zu)燃電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)時，應(ying)(ying)該(gai)(gai)(gai)綜合(he)考(kao)慮使(shi)(shi)用(yong)(yong)環(huan)(huan)(huan)境(jing)、負(fu)載(zai)、安全(quan)性(xing)和價格(ge)等(deng)(deng)因素，選(xuan)擇(ze)(ze)(ze)(ze)適合(he)自(zi)己的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)(lan)(lan)。