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UL1275-UL21598-UL21425

2021-12-30  來自: 佛山(shan)市卓晟環保電線有(you)限公司 瀏覽次(ci)數:725

UL1275-UL21598-UL21425

卓晟環保電線技術力量雄厚,生產設施齊全、檢測手段,多年來一直致力于UL電子線的研發生產。公司始終以滿足客戶需求為主要目的,服務于全國各地區。UL電子線主要用(yong)于汽車工業(ye)、機械設備(bei)、電(dian)腦、家用(yong)電(dian)器、電(dian)子及(ji)電(dian)氣設備(bei)的(de)(de)內部配線,能夠滿足各類用(yong)戶的(de)(de)需求(qiu),公司的(de)(de)誠(cheng)信、實(shi)力和產(chan)品質量都獲得業(ye)界的(de)(de)認可。

UL1275-UL21598-UL21425。 卓晟環保電線主要從事UL電子線的(de)(de)(de)研發與生(sheng)產(chan),創新(xin)技術,規范(fan)管理,目前已經成(cheng)為生(sheng)產(chan)UL電子線的(de)(de)(de)主流企業之一(yi)。我公司供應的(de)(de)(de)產(chan)品(pin)主要銷往全(quan)國,產(chan)品(pin)性能優異,受到工(gong)廠的(de)(de)(de)一(yi)致好(hao)評。公司秉持著“用戶(hu)至(zhi)上,重視需(xu)求”的(de)(de)(de)理念,精益求精、不(bu)斷創新(xin),以良好(hao)的(de)(de)(de)產(chan)品(pin)品(pin)質,的(de)(de)(de)售(shou)后服務回報廣(guang)大用戶(hu)。

產品圖片

電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜在(zai)施工(gong)中(zhong),有(you)采(cai)(cai)用(yong)(yong)(yong)鋼(gang)支架的,有(you)采(cai)(cai)用(yong)(yong)(yong)鋼(gang)質保護管的,有(you)采(cai)(cai)用(yong)(yong)(yong)電(dian)(dian)(dian)纜卡與架空敷設的,凡是在(zai)電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜周圍形成鋼(gang)(鐵)性(xing)閉合回路的,均有(you)可能形成渦流(liu),特(te)別是在(zai)大(da)電(dian)(dian)(dian)流(liu)電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜系統中(zhong),渦流(liu)更大(da)。在(zai)電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜施工(gong)時(shi),采(cai)(cai)取措施,使(shi)電(dian)(dian)(dian)纜周圍不能形成鋼(gang)(鐵)性(xing)閉合回路,防止(zhi)電(dian)(dian)(dian)纜引(yin)起渦流(liu)現象發生。


電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)轉(zhuan)彎引起的(de)(de)機(ji)械(xie)(xie)性損傷(shang)(shang)問題由(you)于(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)外徑較大,運輸、敷設較為困難,電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)對轉(zhuan)彎半(ban)徑的(de)(de)要求也(ye)比較嚴格。電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)在施(shi)工(gong)(gong)中,如果轉(zhuan)彎角度(du)過(guo)大,可(ke)能(neng)使(shi)導體內部(bu)受到(dao)(dao)機(ji)械(xie)(xie)損傷(shang)(shang),而(er)機(ji)械(xie)(xie)損傷(shang)(shang)因被電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕緣強度(du)下降,直(zhi)到(dao)(dao)出現故障,施(shi)工(gong)(gong)中發現一(yi)次電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)故障,在電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)制作(zuo)時(shi),三根電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)長(chang)度(du)一(yi)致,與設備(bei)連(lian)接(jie)時(shi)由(you)于(yu)(yu)受地形限制,中相電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)偏長(chang)而(er)成(cheng)為拱形,電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)根部(bu)受損放電(dian)(dian)(dian)(dian)(dian)(dian)。后采(cai)取措施(shi),在設備(bei)的(de)(de)連(lian)接(jie),適當縮短中相電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)連(lian)接(jie)長(chang)度(du),使(shi)三相電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)頭(tou)(tou)均不受外力(li)(li),實踐證明運行效(xiao)果良好(hao)。由(you)此可(ke)見,電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)施(shi)工(gong)(gong)過(guo)程中,要盡可(ke)能(neng)減(jian)少電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)受到(dao)(dao)的(de)(de)扭力(li)(li),在電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)轉(zhuan)彎和(he)裕留電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)時(shi),讓(rang)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)處于(yu)(yu)自(zi)然彎曲,內部(bu)機(ji)械(xie)(xie)損傷(shang)(shang)現象(xiang)。


電(dian)(dian)(dian)(dian)(dian)力(li)(li)纜(lan)防潮問題(ti)運行經驗(yan)表明,中(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)故障(zhang)大(da)部(bu)分為電(dian)(dian)(dian)(dian)(dian)纜(lan)中(zhong)(zhong)間接(jie)頭(tou)和終(zhong)端(duan)頭(tou)故障(zhang),而中(zhong)(zhong)間接(jie)頭(tou)和終(zhong)端(duan)頭(tou)故障(zhang)則(ze)大(da)部(bu)分是(shi)因密(mi)(mi)封不(bu)良(liang),潮氣侵入而造成絕緣強度下降(jiang),而中(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)網(wang)多(duo)采(cai)用(yong)樹枝狀供(gong)電(dian)(dian)(dian)(dian)(dian)方(fang)式,電(dian)(dian)(dian)(dian)(dian)纜(lan)終(zhong)端(duan)頭(tou)數量較多(duo),因此把好(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)終(zhong)端(duan)頭(tou)和中(zhong)(zhong)間接(jie)頭(tou)堵漏密(mi)(mi)封關是(shi)保(bao)證電(dian)(dian)(dian)(dian)(dian)纜(lan)安全可靠(kao)運行的重要(yao)措施之一。在(zai)公用(yong)中(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)網(wang)上,由于三相負荷不(bu)是(shi)相等的,因此,如(ru)果(guo)采(cai)用(yong)有金(jin)屬(shu)護(hu)(hu)層的電(dian)(dian)(dian)(dian)(dian)纜(lan),考慮(lv)金(jin)屬(shu)護(hu)(hu)層的接(jie)地(di)問題(ti),并保(bao)證在(zai)金(jin)屬(shu)護(hu)(hu)層的任一點非接(jie)地(di)處(chu)的正常感應(ying)電(dian)(dian)(dian)(dian)(dian)壓(ya)不(bu)得大(da)于100V。我(wo)認(ren)為,在(zai)中(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)網(wang)中(zhong)(zhong),所(suo)有電(dian)(dian)(dian)(dian)(dian)纜(lan)接(jie)頭(tou)處(chu)均(jun)應(ying)設置接(jie)地(di)極(網(wang)),并使金(jin)屬(shu)護(hu)(hu)層可靠(kao)接(jie)地(di)。


UL1275-UL21598-UL21425。

電(dian)(dian)器(qi)時(shi)代(dai)的(de)(de)來臨(lin),也是我(wo)們(men)UL電(dian)(dian)子(zi)(zi)線(xian)(xian)材一個茂盛的(de)(de)全盛之期。從五六十年代(dai)人們(men)打火把過日(ri)子(zi)(zi)到(dao)(dao)(dao)有(you)煤油燈火的(de)(de)時(shi)期,再(zai)到(dao)(dao)(dao)現在我(wo)們(men)再(zai)不管走到(dao)(dao)(dao)哪都是燈火通(tong)明、晝夜不分(fen)的(de)(de)電(dian)(dian)子(zi)(zi)時(shi)代(dai),它是時(shi)代(dai)進步的(de)(de)產(chan)物。電(dian)(dian)子(zi)(zi)時(shi)代(dai)的(de)(de)發展,跟(gen)我(wo)們(men)的(de)(de)電(dian)(dian)子(zi)(zi)線(xian)(xian)有(you)密不可分(fen)的(de)(de)關系。如:電(dian)(dian)燈照明要用(yong)到(dao)(dao)(dao)電(dian)(dian)子(zi)(zi)線(xian)(xian),家用(yong)電(dian)(dian)器(qi)內部要用(yong)電(dian)(dian)子(zi)(zi)線(xian)(xian),電(dian)(dian)子(zi)(zi)產(chan)品內部的(de)(de)連(lian)接更加是以電(dian)(dian)子(zi)(zi)線(xian)(xian)為主要連(lian)接等等。雖然(ran)說(shuo)了電(dian)(dian)子(zi)(zi)線(xian)(xian)跟(gen)我(wo)們(men)的(de)(de)生活有(you)著緊緊相關的(de)(de)聯(lian)系,那大(da)家對電(dian)(dian)子(zi)(zi)線(xian)(xian)的(de)(de)了解又有(you)多少呢?

電子線材它在所有產品中起到讓產品正常工作的輔助作用。一般分為PVC電子線,PE電子線,耐高溫電子線。PVC電子線有 UL1007電子線、1015電子線、1061電子線、1571電子線、2468排線、20080軟排線、2651灰排線、1430系列PVC電子導線或并彩排線

1.額定溫度:80℃-105℃ 額定電壓:300V-600V ,標準:UL758, UL1581 及 CSA No.

2. 導(dao)體使(shi)用單條或絞線 32 - 16AWG裸(luo)銅或鍍(du)錫銅 , 聚(ju)氯乙烯絕(jue)緣

3.可通過UL VW-1 及(ji) CSA FT1 垂直耐燃測試 , 使(shi)用標準厚度、易(yi)剝、易(yi)裁(cai) 、 具抗酸鹼、耐油性(xing)、防潮、防霉等(deng)特(te)性(xing)


隨著電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)在(zai)(zai)配(pei)電(dian)(dian)(dian)網(wang)(wang)中的不(bu)斷推廣與使用,配(pei)電(dian)(dian)(dian)網(wang)(wang)可分為電(dian)(dian)(dian)纜(lan)網(wang)(wang)絡(luo)(luo)(luo)和(he)架空網(wang)(wang)絡(luo)(luo)(luo)(含(han)架空、電(dian)(dian)(dian)纜(lan)混(hun)合(he)網(wang)(wang)絡(luo)(luo)(luo))。《關于(yu)〈城市(shi)中低壓(ya)配(pei)電(dian)(dian)(dian)網(wang)(wang)改造技術導則〉的實施情(qing)況及補充意見(jian)》也(ye)對(dui)電(dian)(dian)(dian)纜(lan)配(pei)電(dian)(dian)(dian)網(wang)(wang)絡(luo)(luo)(luo)自(zi)(zi)動化提出了具體要(yao)求。因此(ci),在(zai)(zai)配(pei)電(dian)(dian)(dian)網(wang)(wang)區域(yu)網(wang)(wang)絡(luo)(luo)(luo)采用電(dian)(dian)(dian)纜(lan)網(wang)(wang)絡(luo)(luo)(luo)時,應按照配(pei)電(dian)(dian)(dian)自(zi)(zi)動化的要(yao)求,采用新(xin)技術、新(xin)設備,有條件的要(yao)考慮自(zi)(zi)動化試點工作(zuo),條件不(bu)成熟的也(ye)要(yao)在(zai)(zai)配(pei)套(tao)設備選型(xing)時,考慮有充分余地,為實現(xian)自(zi)(zi)動化方案打下(xia)基礎。


電(dian)纜(lan)(lan)截面(mian)積(ji)的(de)(de)選擇,關系到投(tou)資(zi)多少、線路(lu)的(de)(de)損耗和電(dian)壓(ya)(ya)(ya)質(zhi)(zhi)量(liang)、電(dian)纜(lan)(lan)的(de)(de)使用壽命(ming)等。如(ru)選用截面(mian)積(ji)偏小(xiao),會導(dao)致(zhi)電(dian)壓(ya)(ya)(ya)質(zhi)(zhi)量(liang)下(xia)降(jiang)、線路(lu)損耗過大(da),則會使初期投(tou)資(zi)太高。因此應根據負荷(he)預測結果,發展規劃,選擇合適的(de)(de)截面(mian)積(ji),使電(dian)力(li)電(dian)纜(lan)(lan)滿足(zu)工(gong)作電(dian)流下(xia)的(de)(de)纜(lan)(lan)芯溫度要求和電(dian)壓(ya)(ya)(ya)降(jiang)要求,短路(lu)電(dian)流作用下(xia)的(de)(de)熱穩(wen)定要求。由于(yu)負荷(he)預測工(gong)作難度性高、準確性較(jiao)(jiao)低(di),因此,選擇電(dian)纜(lan)(lan)截面(mian)積(ji)時,還要滿足(zu)《城(cheng)市中低(di)壓(ya)(ya)(ya)配電(dian)網改(gai)(gai)造(zao)技術導(dao)則》和《城(cheng)市電(dian)力(li)網規劃導(dao)則》要求。在三相(xiang)四線制低(di)壓(ya)(ya)(ya)電(dian)網選用電(dian)力(li)電(dian)纜(lan)(lan)時,還要考(kao)慮零線截面(mian)積(ji)的(de)(de)選擇,在公用低(di)壓(ya)(ya)(ya)網絡中,由于(yu)受用戶因素影響較(jiao)(jiao)大(da),三相(xiang)負荷(he)平衡難以控制,為改(gai)(gai)善電(dian)壓(ya)(ya)(ya)質(zhi)(zhi)量(liang),降(jiang)低(di)線損,零線截面(mian)積(ji)應與相(xiang)線截面(mian)積(ji)相(xiang)同(tong)。

剝去電(dian)纜(lan)(lan)(lan)線芯,用(yong)(yong)(yong)20瓦電(dian)鉻(ge)鐵燙一下絕緣(yuan)套管(guan)理應(ying)沒(mei)有明顯(xian)凹坑,如(ru)果有挺大凹坑剛說明絕緣(yuan)套管(guan)運(yun)用(yong)(yong)(yong)的(de)原料或者制作工(gong)藝(yi)存(cun)在缺陷(xian);或者用(yong)(yong)(yong)打火機引燃,正(zheng)常情況應(ying)該是(shi)較(jiao)難點燃,長(chang)(chang)期性引燃后(hou)電(dian)纜(lan)(lan)(lan)的(de)絕緣(yuan)套管(guan)仍然比較(jiao)詳盡,沒(mei)有濃煙和(he)刺激性味兒,直(zhi)徑有所增(zeng)(zeng)加。如(ru)很容易點燃,則可以 鑒(jian)定電(dian)纜(lan)(lan)(lan)的(de)電(dian)纜(lan)(lan)(lan)護套kydl_jylb層沒(mei)有運(yun)用(yong)(yong)(yong)低煙無鹵原料(很可能是(shi)高(gao)密度聚(ju)乙(yi)烯或者密度高(gao)的(de)高(gao)壓聚(ju)乙(yi)烯);若有較(jiao)霧則說明絕緣(yuan)套管(guan)運(yun)用(yong)(yong)(yong)的(de)是(shi)含鹵原料;倘若長(chang)(chang)期性引燃后(hou)電(dian)纜(lan)(lan)(lan)護套表面往下掉情況嚴重,直(zhi)徑沒(mei)有持續增(zeng)(zeng)長(chang)(chang),說明沒(mei)有進行合適的(de)輻照交聯工(gong)藝(yi)處理。


沸水(shui)浸(jin)泡(pao):把線芯或(huo)(huo)者(zhe)電(dian)纜(lan)放進90℃的沸水(shui)中浸(jin)泡(pao),正常情況(kuang)下接(jie)地(di)線電(dian)阻(zu)不(bu)易急速減少(shao)并保持在(zai)0.1兆(zhao)歐公里(li)以(yi)上(shang)。如(ru)接(jie)地(di)線電(dian)阻(zu)急速減少(shao)乃至是低(di)于0.009兆(zhao)歐公里(li),則說明沒有經歷合(he)適的輻(fu)照(zhao)交聯工藝處理。(高(gao)密(mi)度(du)聚(ju)乙烯或(huo)(huo)者(zhe)密(mi)度(du)高(gao)的高(gao)壓聚(ju)乙烯電(dian)纜(lan)護(hu)套(tao)不(bu)宜此方法(fa) 辨(bian)(bian)別,可以(yi)用(yong)上(shang)述第二條的方法(fa) 進行辨(bian)(bian)別)。密(mi)度(du)比(bi)較:低(di)煙(yan)無(wu)鹵原料密(mi)度(du)比(bi)水(shui)大(da)。可以(yi) 撕掉小(xiao)量絕緣套(tao)管(guan)放入水(shui)中,浮在(zai)水(shui)面上(shang)面的并并不(bu)是低(di)煙(yan)無(wu)鹵原料。

輻照交聯低煙無鹵(lu)耐熱礦(kuang)用電纜的綜合性能

4.1 電器設備特點接地線電阻參數(shu)(90℃):17.5CΩ.km。

4.2 防火等級能(阻然、低煙無(wu)鹵電(dian)纜線特性)

a.防(fang)火等級為38。

b.電(dian)纜(lan)引燃時氣體逸(yi)出(chu)試驗(yan):電(dian)纜(lan)護套PH值為(wei)6.74;電(dian)纜(lan)護套電(dian)導率為(wei)1.18。

c.電纜(lan)引燃時煙濃度值(zhi)值(zhi)試(shi)驗(透光(guang)性):97%。

4.3 工業設備使用性能(neng)(耐高溫特性)

a. 135℃、168h汽體箱(xiang)高低溫試驗:脆裂后(hou)抗壓強(qiang)度保(bao)(bao)存率是106%;脆裂后(hou)抗拉強(qiang)度保(bao)(bao)存率是90%。

b. 擴寬試驗(200℃.15min):負(fu)載下拉(la)伸強度為≤175%;致冷(leng)后變形率是(shi)≤15%。


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關鍵詞: UL1275   UL線   UL1429   UL電子線  

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