pvc 電線-南通PVC電線-蘇州PVC電線

許多上(shang)市阻(zu)燃(ran)電(dian)(dian)纜(lan)(lan)的(de)(de)(de)電(dian)(dian)氣和電(dian)(dian)子布線系統電(dian)(dian)纜(lan)(lan)連接到(dao)一個(ge)經認可的(de)(de)(de)機構如(ru)UL（美國保險商實驗(yan)室）與“上(shang)市”。，如(ru)在(zai)特(te)定的(de)(de)(de)環境中使用(yong)(yong)的(de)(de)(de)電(dian)(dian)纜(lan)(lan)也(ye)***是“分類”的(de)(de)(de)應(ying)用(yong)(yong)程序。要獲得一個(ge)分類，設備(bei)或(huo)電(dian)(dian)纜(lan)(lan)***通過(guo)測(ce)試(shi)的(de)(de)(de)應(ying)用(yong)(yong)或(huo)安(an)裝型。所有(you)電(dian)(dian)纜(lan)(lan)在(zai)全(quan)會(hui)的(de)(de)(de)應(ying)用(yong)(yong)程序的(de)(de)(de)情(qing)況下(xia)，***通過(guo)UL 910施泰(tai)納風(feng)洞試(shi)驗(yan)。CCI阻(zu)燃(ran)電(dian)(dian)纜(lan)(lan)都列(lie)出了UL和NEC的(de)(de)(de)在(zai)全(quan)會(hui)安(an)裝使用(yong)(yong)。謹防假冒(mao)“阻(zu)燃(ran)上(shang)市”或(huo)“全(quan)會(hui)批準”。這些(xie)電(dian)(dian)纜(lan)(lan)可能不(bu)符合UL及NEC的(de)(de)(de)要求。所有(you)列(lie)出的(de)(de)(de)分類電(dian)(dian)纜(lan)(lan)***確定每(mei)一個(ge)24英(ying)寸的(de)(de)(de)外套或(huo)內部(bu)標記磁帶上(shang)打印(yin)。

RVV是(shi)(shi)屬(shu)于電(dian)(dian)線(xian)(xian)還(huan)是(shi)(shi)電(dian)(dian)纜(lan)(lan)？它(ta)其(qi)實沒有嚴格(ge)意(yi)義(yi)上的(de)區分，只不過(guo)有人習(xi)慣把規格(ge)較小(xiao)的(de)稱(cheng)(cheng)為電(dian)(dian)線(xian)(xian)，規格(ge)大(da)點(dian)的(de)把它(ta)叫作電(dian)(dian)纜(lan)(lan)，因此(ci)也(ye)被稱(cheng)(cheng)電(dian)(dian)纜(lan)(lan)線(xian)(xian)。RVV是(shi)(shi)電(dian)(dian)器連接用(yong)的(de)軟電(dian)(dian)線(xian)(xian)，常(chang)用(yong)于電(dian)(dian)壓等級300/500V及以下家用(yong)電(dian)(dian)器設備用(yong)。RVV電(dian)(dian)線(xian)(xian)屬(shu)于3C目錄外(wai)產品，沒有CCC認證(zheng)，執(zhi)行(xing)標準是(shi)(shi)JB/T8734.2012。RVV電(dian)(dian)線(xian)(xian)也(ye)稱(cheng)(cheng)為護(hu)套(tao)線(xian)(xian)，是(shi)(shi)弱電(dian)(dian)系統中較常(chang)用(yong)的(de)線(xian)(xian)纜(lan)(lan)，其(qi)導體芯數有兩根或以上，外(wai)有PVC護(hu)套(tao)層，護(hu)套(tao)層的(de)主要作用(yong)是(shi)(shi)保護(hu)電(dian)(dian)纜(lan)(lan)內不受機械(xie)損傷和化學(xue)腐蝕，可以增(zeng)強電(dian)(dian)線(xian)(xian)的(de)機械(xie)強度，這也(ye)是(shi)(shi)其(qi)名稱(cheng)(cheng)的(de)由來。

pvc 電線-南通PVC電線-蘇州PVC電線。

電(dian)線(xian)管(guan)全稱“建筑(zhu)用絕緣電(dian)工套管(guan)”。通(tong)俗地講(jiang)是一種白色的(de)(de)(de)硬質PVC線(xian)管(guan)，防(fang)腐蝕(shi)、防(fang)漏電(dian)、穿電(dian)線(xian)用的(de)(de)(de)管(guan)子。用于室內正常(chang)環境和在高(gao)溫、多塵(chen)、有震動及有火災危險的(de)(de)(de)場所(suo)。也可(ke)在潮濕的(de)(de)(de)場所(suo)使(shi)用。

PVC電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)檢(jian)(jian)(jian)(jian)測(ce)的(de)(de)(de)(de)厚度(du)(du)達(da)標不(bu)等同于線(xian)(xian)管(guan)(guan)(guan)(guan)質量達(da)標，除厚度(du)(du)外(wai)，要(yao)看(kan)清楚： 1、線(xian)(xian)管(guan)(guan)(guan)(guan)上(shang)(shang)面(mian)的(de)(de)(de)(de)字(zi)體清晰，每隔一(yi)(yi)米范圍內應該有(you)(you)(you)“PVC阻燃電(dian)工(gong)(gong)(gong)套(tao)管(guan)(guan)(guan)(guan)”，、認證(zheng)、型號等字(zi)樣;2、別被電(dian)工(gong)(gong)(gong)套(tao)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)牌子(zi)迷惑(huo)，比如一(yi)(yi)些的(de)(de)(de)(de)電(dian)工(gong)(gong)(gong)套(tao)管(guan)(guan)(guan)(guan)也有(you)(you)(you)薄的(de)(de)(de)(de)(16管(guan)(guan)(guan)(guan)厚度(du)(du)不(bu)到1.2mm，達(da)不(bu)到國標)電(dian)工(gong)(gong)(gong)管(guan)(guan)(guan)(guan)，道理就像膩子(zi)分耐(nai)(nai)水(shui)和不(bu)耐(nai)(nai)水(shui)膩子(zi)，針對不(bu)同消費者而生產;3、16直徑(jing)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)與(yu)20、25直徑(jing)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)壁要(yao)求完全不(bu)同，達(da)到1.5mm厚以(yi)上(shang)(shang)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)廣告(gao)語(yu)并非“通吃(chi)”;4、電(dian)工(gong)(gong)(gong)阻燃管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)硬度(du)(du)和柔韌性(xing)(xing)是考核電(dian)工(gong)(gong)(gong)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)另(ling)外(wai)一(yi)(yi)個指標。PVC電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)檢(jian)(jian)(jian)(jian)測(ce)的(de)(de)(de)(de)重要(yao)性(xing)(xing)：　　電(dian)線(xian)(xian)埋墻(qiang)必需(xu)電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)，一(yi)(yi)般(ban)可選的(de)(de)(de)(de)PVC電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)/PE穿(chuan)線(xian)(xian)管(guan)(guan)(guan)(guan)：價格實惠，可彎曲，絕緣性(xing)(xing)能(neng)好。因此(ci)，電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)質量檢(jian)(jian)(jian)(jian)測(ce)更加重要(yao)。不(bu)合(he)(he)格電(dian)線(xian)(xian)管(guan)(guan)(guan)(guan)直接影響人們的(de)(de)(de)(de)生活質量甚至生命安全，據了解各(ge)地各(ge)有(you)(you)(you)關部門嚴格執行(xing)對工(gong)(gong)(gong)程管(guan)(guan)(guan)(guan)材“雙控檢(jian)(jian)(jian)(jian)測(ce)”，即不(bu)僅要(yao)有(you)(you)(you)廠家(jia)提(ti)供的(de)(de)(de)(de)出廠檢(jian)(jian)(jian)(jian)驗合(he)(he)格資料(liao)，還要(yao)按照有(you)(you)(you)關規范要(yao)求，現場取樣送第三方檢(jian)(jian)(jian)(jian)測(ce)機(ji)構進行(xing)檢(jian)(jian)(jian)(jian)測(ce)。未經檢(jian)(jian)(jian)(jian)測(ce)或檢(jian)(jian)(jian)(jian)測(ce)不(bu)合(he)(he)格的(de)(de)(de)(de)不(bu)允(yun)許(xu)用于工(gong)(gong)(gong)程建設，采購的(de)(de)(de)(de)材料(liao)符合(he)(he)產品質量質量標準，滿足工(gong)(gong)(gong)程建設要(yao)求

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