金聯宇阻燃電線電纜?具備延緩火焰的能力

      金聯宇阻燃電線電纜是指具(ju)(ju)有(you)(you)防止或延(yan)(yan)緩火(huo)(huo)(huo)(huo)焰發生或蔓延(yan)(yan)的(de)(de)(de)能(neng)(neng)力(li)的(de)(de)(de)電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)，即在規(gui)定(ding)的(de)(de)(de)試(shi)(shi)驗(yan)條件下(xia)(xia)(xia)(xia)對電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)進行燃(ran)(ran)燒。火(huo)(huo)(huo)(huo)源(yuan)(yuan)(yuan)移除后，火(huo)(huo)(huo)(huo)焰在電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)上(shang)的(de)(de)(de)蔓延(yan)(yan)范圍(wei)有(you)(you)限，可自(zi)行熄滅(mie)。阻(zu)(zu)燃(ran)(ran)電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)不(bu)是一種不(bu)燃(ran)(ran)電(dian)(dian)(dian)(dian)纜(lan)(lan)。它(ta)只在絕緣層(ceng)(ceng)和護套(tao)層(ceng)(ceng)添加阻(zu)(zu)燃(ran)(ran)材料，使電(dian)(dian)(dian)(dian)纜(lan)(lan)在火(huo)(huo)(huo)(huo)災中不(bu)會(hui)延(yan)(yan)遲燃(ran)(ran)燒。當外部火(huo)(huo)(huo)(huo)源(yuan)(yuan)(yuan)消失時，它(ta)會(hui)在一段時間(jian)(jian)后自(zi)熄。阻(zu)(zu)燃(ran)(ran)電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)等(deng)(deng)(deng)級(ji)(ji)分(fen)為四(si)個(ge)等(deng)(deng)(deng)級(ji)(ji):阻(zu)(zu)燃(ran)(ran)等(deng)(deng)(deng)級(ji)(ji),阻(zu)(zu)燃(ran)(ran)等(deng)(deng)(deng)級(ji)(ji)II,阻(zu)(zu)燃(ran)(ran)等(deng)(deng)(deng)級(ji)(ji)III和阻(zu)(zu)燃(ran)(ran)等(deng)(deng)(deng)級(ji)(ji)承運(yun)每個(ge)年(nian)級(ji)(ji)分(fen)為A類、B類和C類阻(zu)(zu)燃(ran)(ran)樣(yang)品(pin)的(de)(de)(de)類別,以(yi)下(xia)(xia)(xia)(xia)簡稱(cheng)咱(阻(zu)(zu)燃(ran)(ran)A類),ZB(阻(zu)(zu)燃(ran)(ran)B類)和佐(zuo)(阻(zu)(zu)燃(ran)(ran)C類)耐(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)耐(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)是在規(gui)定(ding)的(de)(de)(de)火(huo)(huo)(huo)(huo)源(yuan)(yuan)(yuan)和時間(jian)(jian)下(xia)(xia)(xia)(xia)進行耐(nai)(nai)火(huo)(huo)(huo)(huo)測試(shi)(shi)，并具(ju)(ju)有(you)(you)在規(gui)定(ding)的(de)(de)(de)狀(zhuang)態下(xia)(xia)(xia)(xia)輸(shu)(shu)電(dian)(dian)(dian)(dian)和運(yun)行的(de)(de)(de)能(neng)(neng)力(li)，即能(neng)(neng)保證(zheng)線(xian)(xian)(xian)路的(de)(de)(de)完(wan)整性。防火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)纜(lan)(lan)能(neng)(neng)使線(xian)(xian)(xian)路在一定(ding)時間(jian)(jian)內保持正常運(yun)行。主要用(yong)于火(huo)(huo)(huo)(huo)災條件下(xia)(xia)(xia)(xia)保證(zheng)電(dian)(dian)(dian)(dian)力(li)正常傳輸(shu)(shu)的(de)(de)(de)重(zhong)要場合。耐(nai)(nai)火(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)纜(lan)(lan)采用(yong)額定(ding)電(dian)(dian)(dian)(dian)壓0.6/1.0kv及以(yi)下(xia)(xia)(xia)(xia)的(de)(de)(de)銅芯，絕緣層(ceng)(ceng)具(ju)(ju)有(you)(you)耐(nai)(nai)火(huo)(huo)(huo)(huo)特性。否則，應在導體或電(dian)(dian)(dian)(dian)纜(lan)(lan)芯上(shang)加耐(nai)(nai)火(huo)(huo)(huo)(huo)層(ceng)(ceng)。耐(nai)(nai)火(huo)(huo)(huo)(huo)層(ceng)(ceng)通常由多層(ceng)(ceng)耐(nai)(nai)火(huo)(huo)(huo)(huo)云母帶制成，屬無機絕緣材料，由玻(bo)璃纖維、云母粉、硅(gui)酸鹽等(deng)(deng)(deng)組成。

     該村(cun)料遇火(huo)后可(ke)燒凝成硬得高密度的(de)(de)接(jie)地體村(cun)料，支承在(zai)(zai)導(dao)體接(jie)觸面，以(yi)以(yi)確(que)保(bao)路(lu)線(xian)(xian)在(zai)(zai)起火(huo)具(ju)體情況下的(de)(de)正確(que)運轉。難(nan)(nan)燃(ran)(ran)(ran)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)和耐(nai)火(huo)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)那一(yi)個好(hao)？我過法規(gui)的(de)(de)消防(fang)安全(quan)規(gui)則(ze)對難(nan)(nan)燃(ran)(ran)(ran)、耐(nai)火(huo)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)的(de)(de)選取多是規(gui)范(fan)性和提示信息(xi)性的(de)(de)，過分簡單化和寬泛。因此，難(nan)(nan)燃(ran)(ran)(ran)耐(nai)火(huo)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)類多樣，物品性各個，各個設備廠家的(de)(de)標示也未(wei)盡完(wan)全(quan)相同，導(dao)至設計(ji)方案工作(zuo)員對難(nan)(nan)燃(ran)(ran)(ran)耐(nai)火(huo)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)的(de)(de)意(yi)識產生非(fei)常多比(bi)較(jiao)普(pu)遍問題。在(zai)(zai)真實公程中，倘若可(ke)以(yi)依(yi)照規(gui)定標準(zhun)的(de)(de)難(nan)(nan)燃(ran)(ran)(ran)登級配用符(fu)合標準(zhun)的(de)(de)難(nan)(nan)燃(ran)(ran)(ran)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)，則(ze)難(nan)(nan)燃(ran)(ran)(ran)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)應該時(shi)未(wei)帶來難(nan)(nan)燃(ran)(ran)(ran)功能(neng)(neng)。比(bi)較(jiao)普(pu)遍的(de)(de)具(ju)體情況有:難(nan)(nan)燃(ran)(ran)(ran)登級達不(bu)了耍求(qiu)，非(fei)合金材料含氧(yang)量符(fu)合標準(zhun);難(nan)(nan)燃(ran)(ran)(ran)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)與其難(nan)(nan)燃(ran)(ran)(ran)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)敷(fu)設在(zai)(zai)同時(shi)通風管道內;供應信息(xi)商以(yi)次(ci)充好(hao)，顧客貪(tan)求(qiu)好(hao)便宜等一(yi)等，這樣的(de)(de)話難(nan)(nan)燃(ran)(ran)(ran)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)就時(shi)未(wei)以(yi)達到(dao)難(nan)(nan)燃(ran)(ran)(ran)的(de)(de)療效。一(yi)半(ban)比(bi)喻，耐(nai)火(huo)線(xian)(xian)路(lu)纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)并(bing)不(bu)代表(biao)著纜(lan)(lan)(lan)(lan)線(xian)(xian)線(xian)(xian)能(neng)(neng)長事件(jian)耐(nai)火(huo)，往往在(zai)(zai)發(fa)生大火(huo)時(shi)能(neng)(neng)通電這段(duan)事件(jian)。其接(jie)地層和守護線(xian)(xian)套層若沒加(jia)難(nan)(nan)燃(ran)(ran)(ran)劑(ji)，則(ze)不(bu)享(xiang)有難(nan)(nan)燃(ran)(ran)(ran)特征參數。

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