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重慶歐之(zhi)聯電纜(lan)有限公司
重(zhong)慶歐之(zhi)聯電(dian)(dian)纜(lan)(lan)有限公司,bttrz防(fang)火(huo)電(dian)(dian)纜(lan)(lan),NG-A防(fang)火(huo)電(dian)(dian)纜(lan)(lan)。 UL阻(zu)(zu)燃標(biao)準(zhun)主要(yao)有以下幾個等(deng)級(ji):CM,CMG,CMX。1) 增壓級(ji)-CMP級(ji)(送風燃燒(shao)測(ce)試(shi)/斯泰鈉風道實驗Plenum Flame Test/Steiner TunnelTest)這(zhe)是(shi) UL防(fang)火(huo)標(biao)準(zhun)中(zhong)要(yao)求較高的(de)電(dian)(dian)纜(lan)(lan)大(da)(da)足(zu)電(dian)(dian)纜(lan)(lan),彭(peng)水(shui)(shui)電(dian)(dian)纜(lan)(lan),(Plenum Cable),適用安全標(biao)準(zhun)為(wei)UL910,實驗規定(ding)(ding)在裝置的(de)水(shui)(shui)平(ping)(ping)風道上敷(fu)設(she)多條試(shi)樣,用87.9KW煤氣(qi)(qi)本(ben)生燈(300,000BTU/Hr)燃燒(shao)20分鐘。合(he)(he)格標(biao)準(zhun)為(wei)火(huo)焰不可(ke)延伸到(dao)距煤氣(qi)(qi)本(ben)生燈火(huo)焰前(qian)端5英尺以外。光密度(du)(du)的(de)峰值(zhi)(zhi)較大(da)(da)為(wei)0.5,平(ping)(ping)均密度(du)(du)值(zhi)(zhi)較大(da)(da)為(wei)0.15。這(zhe)種(zhong)CMP電(dian)(dian)纜(lan)(lan)通常安裝在通風管道或(huo)空(kong)氣(qi)(qi)處理設(she)備使用的(de)空(kong)氣(qi)(qi)回流增壓系統中(zhong),被加拿大(da)(da)和美國所認(ren)可(ke)采(cai)用。符合(he)(he)UL910標(biao)準(zhun)的(de)FEP/PLENUM材料(liao),阻(zu)(zu)燃性能(neng)(neng)要(yao)比符合(he)(he)IEC60332-1及(ji)IEC60332-3標(biao)準(zhun)的(de)低煙無鹵材料(liao)的(de)阻(zu)(zu)燃性能(neng)(neng)好,礦物絕緣電(dian)(dian)纜(lan)(lan)價格,燃燒(shao)起來煙的(de)濃度(du)(du)低。2) 干線級(ji)-CMR級(ji)(直(zhi)立(li)燃燒(shao)測(ce)試(shi)Riser Flame Test)這(zhe)是(shi) UL標(biao)準(zhun)中(zhong)商用級(ji)電(dian)(dian)纜(lan)(lan)(Riser Cable),適用安全標(biao)準(zhun)為(wei)UL1666。實驗規定(ding)(ding)在模擬(ni)直(zhi)立(li)軸上敷(fu)設(she)多條試(shi)樣,用規定(ding)(ding)的(de)154.5KW煤氣(qi)(qi)本(ben)生燈(527,500BTU/Hr)30分鐘。
礦物絕緣(yuan)電(dian)纜(lan)價格合格標(biao)準為(wei)火焰(yan)不可蔓延到(dao)12英(ying)尺高(gao)(gao)的(de)(de)房間的(de)(de)上(shang)(shang)(shang)部。干(gan)線級(ji)(ji)電(dian)纜(lan)沒有(you)煙霧(wu)濃度(du)規(gui)(gui)范(fan),一(yi)般用(yong)(yong)于(yu)樓層(ceng)垂(chui)直(zhi)(zhi)和(he)水(shui)(shui)平布(bu)(bu)線使用(yong)(yong)。3) 商(shang)(shang)用(yong)(yong)級(ji)(ji)-CM級(ji)(ji)(垂(chui)直(zhi)(zhi)燃(ran)(ran)燒(shao)測試Vertial Tray Flame Test)這是 UL標(biao)準中(zhong)商(shang)(shang)用(yong)(yong)級(ji)(ji)電(dian)纜(lan),適用(yong)(yong)安全標(biao)準為(wei)UL1581。實驗規(gui)(gui)定在(zai)垂(chui)直(zhi)(zhi)8英(ying)尺高(gao)(gao)的(de)(de)支架上(shang)(shang)(shang)敷設多條試樣(yang),用(yong)(yong)規(gui)(gui)定的(de)(de)20KW帶狀噴燈燃(ran)(ran)燒(shao)(70,000BTU/Hr)20分鐘(zhong)。合格標(biao)準為(wei)火焰(yan)不可蔓延到(dao)電(dian)纜(lan)的(de)(de)上(shang)(shang)(shang)端并自(zi)行熄滅(mie)。UL1581和(he)IEC60332-3C類似,只(zhi)是敷設電(dian)纜(lan)根數不同。商(shang)(shang)用(yong)(yong)級(ji)(ji)電(dian)纜(lan)沒有(you)煙霧(wu)濃度(du)規(gui)(gui)范(fan),一(yi)般僅應(ying)用(yong)(yong)于(yu)同一(yi)樓層(ceng)的(de)(de)水(shui)(shui)平走(zou)線,不應(ying)用(yong)(yong)于(yu)樓層(ceng)的(de)(de)垂(chui)直(zhi)(zhi)布(bu)(bu)線上(shang)(shang)(shang)。bttrz防(fang)水(shui)(shui)電(dian)纜(lan),重慶歐之聯電(dian)纜(lan)有(you)限公司(si),NG-A防(fang)火電(dian)纜(lan)。
4) 礦物(wu)絕緣電纜(lan)價格(ge)(ge)通(tong)用(yong)(yong)級(ji)(ji)-CMG級(ji)(ji)(垂(chui)(chui)(chui)(chui)直燃(ran)燒(shao)測試(shi)(shi)(shi)Vertial Tray Flame Test)這是 UL標(biao)(biao)準(zhun)中(zhong)通(tong)用(yong)(yong)級(ji)(ji)電纜(lan),適用(yong)(yong)安(an)全標(biao)(biao)準(zhun)為UL1581。商用(yong)(yong)級(ji)(ji)和(he)通(tong)用(yong)(yong)級(ji)(ji)的(de)(de)(de)(de)測試(shi)(shi)(shi)條(tiao)件類(lei)(lei)似(si),同為加拿大(da)(da)(da)和(he)美國認可(ke)使用(yong)(yong)。通(tong)用(yong)(yong)級(ji)(ji)電纜(lan)沒有煙霧濃度(du)規(gui)(gui)范(fan),一(yi)般僅應用(yong)(yong)于同一(yi)樓層的(de)(de)(de)(de)水平走(zou)線(xian),不(bu)(bu)(bu)(bu)應用(yong)(yong)于樓層的(de)(de)(de)(de)垂(chui)(chui)(chui)(chui)直布線(xian)上。5) 家居級(ji)(ji)- CMX級(ji)(ji)(垂(chui)(chui)(chui)(chui)直燃(ran)燒(shao)測試(shi)(shi)(shi)Vertial Wire Flame Test)這是 UL標(biao)(biao)準(zhun)中(zhong)家居級(ji)(ji)電纜(lan)(Restricted Cable),適用(yong)(yong)安(an)全標(biao)(biao)準(zhun)為UL1581,VW-1。實驗規(gui)(gui)定試(shi)(shi)(shi)樣(yang)保(bao)持垂(chui)(chui)(chui)(chui)直,用(yong)(yong)試(shi)(shi)(shi)驗用(yong)(yong)的(de)(de)(de)(de)噴燈燃(ran)燒(shao)(30,000 TU/Hr)15秒鐘,然后停止15秒鐘,反復5次。合格(ge)(ge)標(biao)(biao)準(zhun)為余(yu)火焰不(bu)(bu)(bu)(bu)可(ke)超過60秒鐘,試(shi)(shi)(shi)樣(yang)不(bu)(bu)(bu)(bu)可(ke)燒(shao)損25%以上,墊在(zai)底部的(de)(de)(de)(de)用(yong)(yong)棉不(bu)(bu)(bu)(bu)可(ke)被(bei)落下物(wu)引燃(ran)。UL1581-VW-1和(he)IEC60332-1類(lei)(lei)似(si),只是燃(ran)燒(shao)的(de)(de)(de)(de)時間不(bu)(bu)(bu)(bu)同。這種等級(ji)(ji)也沒有煙霧或毒(du)(du)性規(gui)(gui)范(fan),僅用(yong)(yong)于敷設單條(tiao)電纜(lan)的(de)(de)(de)(de)家庭(ting)或小型辦公室系統中(zhong)。這類(lei)(lei)電纜(lan)不(bu)(bu)(bu)(bu)應成捆敷設使用(yong)(yong),必須套管。 [1] 低煙無(wu)鹵線(xian)纜(lan)(LSOH)。低煙無(wu)鹵線(xian)纜(lan)顧名(ming)思義就(jiu)是遇火后發煙量少,不(bu)(bu)(bu)(bu)含鹵素的(de)(de)(de)(de)線(xian)纜(lan)。低煙無(wu)鹵的(de)(de)(de)(de)原則就(jiu)是讓(rang)(rang)線(xian)纜(lan)在(zai)火焰中(zhong)燃(ran)燒(shao)時不(bu)(bu)(bu)(bu)會產(chan)生很多的(de)(de)(de)(de)毒(du)(du)氣和(he)煙霧,從而讓(rang)(rang)人們(men)在(zai)燃(ran)燒(shao)中(zhong)不(bu)(bu)(bu)(bu)會造成很大(da)(da)(da)的(de)(de)(de)(de)傷亡(wang),大(da)(da)(da)大(da)(da)(da)提(ti)高(gao)了人們(men)在(zai)火災(zai)中(zhong)的(de)(de)(de)(de)生還率。
選購電(dian)纜時有(you)什么必須留意的事宜
想來我(wo)們大(da)家也(ye)都了解(jie),在日常(chang)的(de)裝工(gong)作(zuo)中(zhong),電纜的(de)應(ying)用是難以避免的(de),盡管在大(da)部分情(qing)況下也(ye)不(bu)被別人高度重視,可是在我(wo)們的(de)日常(chang)生(sheng)活中(zhong)確是的(de)。據統計獲知,市面上不(bu)一樣的(de)百(bai)通(tong)電纜,生(sheng)產商不(bu)一樣,其(qi)應(ying)用的(de)原料也(ye)是大(da)不(bu)一樣的(de),另外(wai)價錢也(ye)會有(you)一定(ding)的(de)差別。
而依照國家規定而言,所應用的電纜線務必是銅導線,可是即便同為銅導線中間也是有一定的區別的。例如,一些銅的導線中帶有雜類化學物質,因此 導電性的特性就較為很差,進而較為非常容易導致安全事故。相對而言,不一樣的導線中間,銅芯直徑也會不一樣,而伴隨著經濟發展的持續發展趨勢,現階段生產制造電纜的生產廠家也是愈來愈多,種類也比較繁雜,因此 造成 了市面上內行人價錢不標準。在再加上許多 顧客是非,選購的情況下就很容易忽略到品質的難題,那樣就很容易被坑騙到而購到品質較弱的電纜,而非常值得大伙兒留意的是,電纜就不容易有這類狀況出現。
重慶(qing)歐之聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)有限公司(si)生產銷(xiao)售電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)線、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、鋁合(he)金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、預(yu)分(fen)支(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、橡套(tao)軟電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、防水電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan),硅橡膠電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、礦物絕緣(yuan)(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、計算機(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、高壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、低(di)煙(yan)無鹵電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、耐(nai)(nai)火電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、耐(nai)(nai)油電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、耐(nai)(nai)高溫(wen)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、耐(nai)(nai)低(di)溫(wen)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、通信電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、屏蔽電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、架空絕緣(yuan)(yuan)線、變頻電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)、扁平電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)等(deng)。公司(si)實力,產品品種齊全、價格合(he)理,重合(he)同、守(shou)、以多品種經營特(te)色和(he)(he)薄利多銷(xiao)的(de)原(yuan)則與多家零(ling)售商(shang)和(he)(he)代理商(shang)建立(li)了(le)長期(qi)穩定的(de)合(he)作關系在消費者(zhe)當(dang)中享有較高的(de)地位(wei),歡迎來電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)咨詢選購!
BTTZ電(dian)(dian)纜(lan)(lan)是銅(tong)芯銅(tong)護(hu)套氧化(hua)鎂絕(jue)緣重載防(fang)火(huo)(huo)電(dian)(dian)纜(lan)(lan)(又(you)稱作重載礦(kuang)物(wu)(wu)絕(jue)緣電(dian)(dian)纜(lan)(lan)),是一種(zhong)外層(ceng)采用(yong)(yong)無縫銅(tong)管護(hu)套、中間充填(tian)氧化(hua)鎂晶體粉作絕(jue)緣材(cai)料(liao),導體是單(dan)股(gu)銅(tong)棒組成的(de)新型電(dian)(dian)纜(lan)(lan)。它具有耐高溫(wen)、防(fang)火(huo)(huo)、不(bu)燃燒(250℃時(shi)可(ke)連續長時(shi)間運(yun)行,1000℃極限狀態下也(ye)可(ke)作30min的(de)短時(shi)間運(yun)行)且載流量大、外徑小、機械強(qiang)度高、使用(yong)(yong)壽命長,一般(ban)不(bu)需要獨(du)立接地導線的(de)特(te)點;bttrz防(fang)火(huo)(huo)電(dian)(dian)纜(lan)(lan),梁平礦(kuang)物(wu)(wu)絕(jue)緣電(dian)(dian)纜(lan)(lan),萬(wan)盛絕(jue)緣電(dian)(dian)纜(lan)(lan),忠縣絕(jue)緣電(dian)(dian)纜(lan)(lan),墊江(jiang)高溫(wen)電(dian)(dian)纜(lan)(lan),巫山電(dian)(dian)纜(lan)(lan)廠(chang)(chang),黔(qian)江(jiang)電(dian)(dian)纜(lan)(lan)廠(chang)(chang),奉節電(dian)(dian)纜(lan)(lan)廠(chang)(chang)
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