UL10023-UL21402-UL21403

UL10023-UL21402-UL21403。

電(dian)力(li)電(dian)纜(lan)(lan)在(zai)(zai)施工(gong)中，有(you)采用鋼支架的，有(you)采用鋼質保護(hu)管(guan)的，有(you)采用電(dian)纜(lan)(lan)卡與架空敷(fu)設(she)的，凡是(shi)在(zai)(zai)電(dian)力(li)電(dian)纜(lan)(lan)周圍形(xing)成鋼（鐵(tie)(tie)）性閉合(he)回路的，均有(you)可能形(xing)成渦(wo)流(liu)，特別是(shi)在(zai)(zai)大(da)(da)電(dian)流(liu)電(dian)力(li)電(dian)纜(lan)(lan)系(xi)統中，渦(wo)流(liu)更大(da)(da)。在(zai)(zai)電(dian)力(li)電(dian)纜(lan)(lan)施工(gong)時，***采取措施，使電(dian)纜(lan)(lan)周圍不能形(xing)成鋼（鐵(tie)(tie)）性閉合(he)回路，防止電(dian)纜(lan)(lan)引起(qi)渦(wo)流(liu)現(xian)象(xiang)發生。

電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜的(de)轉(zhuan)彎引起的(de)機(ji)械性損(sun)(sun)傷(shang)(shang)問題由于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜外(wai)徑(jing)較(jiao)大(da)，運輸(shu)、敷設較(jiao)為(wei)困難，電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜對(dui)轉(zhuan)彎半徑(jing)的(de)要求(qiu)也比較(jiao)嚴格。電(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜在(zai)施(shi)工(gong)中(zhong)，如果轉(zhuan)彎角度過(guo)(guo)大(da)，可(ke)(ke)能使導(dao)體內部受(shou)(shou)到(dao)(dao)機(ji)械損(sun)(sun)傷(shang)(shang)，而(er)機(ji)械損(sun)(sun)傷(shang)(shang)因被電(dian)(dian)(dian)(dian)(dian)(dian)纜絕緣(yuan)強度下降(jiang)，直到(dao)(dao)出(chu)現(xian)故障，施(shi)工(gong)中(zhong)發現(xian)一次電(dian)(dian)(dian)(dian)(dian)(dian)纜頭故障，在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)纜頭制作時，三(san)根電(dian)(dian)(dian)(dian)(dian)(dian)纜頭長(chang)(chang)(chang)度一致，與設備(bei)連(lian)接時由于(yu)受(shou)(shou)地形(xing)(xing)限制，中(zhong)相電(dian)(dian)(dian)(dian)(dian)(dian)纜頭偏長(chang)(chang)(chang)而(er)成(cheng)為(wei)拱形(xing)(xing)，電(dian)(dian)(dian)(dian)(dian)(dian)纜頭根部受(shou)(shou)損(sun)(sun)放電(dian)(dian)(dian)(dian)(dian)(dian)。后采取措(cuo)施(shi)，在(zai)設備(bei)的(de)連(lian)接，適(shi)當縮短中(zhong)相電(dian)(dian)(dian)(dian)(dian)(dian)纜頭連(lian)接長(chang)(chang)(chang)度，使三(san)相電(dian)(dian)(dian)(dian)(dian)(dian)纜頭均不(bu)受(shou)(shou)外(wai)力(li)(li)(li)，實踐證明運行效果良好(hao)。由此(ci)可(ke)(ke)見，電(dian)(dian)(dian)(dian)(dian)(dian)纜施(shi)工(gong)過(guo)(guo)程中(zhong)，要盡(jin)可(ke)(ke)能減少(shao)電(dian)(dian)(dian)(dian)(dian)(dian)纜受(shou)(shou)到(dao)(dao)的(de)扭(niu)力(li)(li)(li)，在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)纜轉(zhuan)彎和裕留電(dian)(dian)(dian)(dian)(dian)(dian)纜時，讓(rang)電(dian)(dian)(dian)(dian)(dian)(dian)纜處于(yu)自(zi)然(ran)彎曲，***內部機(ji)械損(sun)(sun)傷(shang)(shang)現(xian)象(xiang)。

電(dian)(dian)(dian)(dian)(dian)力纜(lan)(lan)防(fang)潮問題運(yun)行(xing)經驗表明，中(zhong)(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)故(gu)障(zhang)大(da)部分(fen)為電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)中(zhong)(zhong)(zhong)間(jian)接(jie)(jie)頭(tou)和終端(duan)頭(tou)故(gu)障(zhang)，而(er)(er)中(zhong)(zhong)(zhong)間(jian)接(jie)(jie)頭(tou)和終端(duan)頭(tou)故(gu)障(zhang)則大(da)部分(fen)是因密封不(bu)良，潮氣(qi)侵入而(er)(er)造成絕緣強度下(xia)降，而(er)(er)中(zhong)(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)網(wang)多采用樹枝狀(zhuang)供(gong)電(dian)(dian)(dian)(dian)(dian)方式，電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)終端(duan)頭(tou)數(shu)量較多，因此把好電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)終端(duan)頭(tou)和中(zhong)(zhong)(zhong)間(jian)接(jie)(jie)頭(tou)堵漏密封關(guan)是保證電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)安全可(ke)靠運(yun)行(xing)的(de)重(zhong)要措施之一(yi)。在(zai)公用中(zhong)(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)網(wang)上(shang)，由于(yu)三相負荷不(bu)是相等的(de)，因此，如果采用有金屬護(hu)層的(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)，***考(kao)慮金屬護(hu)層的(de)接(jie)(jie)地問題，并(bing)保證在(zai)金屬護(hu)層的(de)任一(yi)點(dian)非接(jie)(jie)地處的(de)正常感應電(dian)(dian)(dian)(dian)(dian)壓(ya)不(bu)得(de)大(da)于(yu)100V。我認為，在(zai)中(zhong)(zhong)(zhong)、低壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)網(wang)中(zhong)(zhong)(zhong)，所有電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)接(jie)(jie)頭(tou)處均應設置(zhi)接(jie)(jie)地極（網(wang)），并(bing)使金屬護(hu)層可(ke)靠接(jie)(jie)地。

1、在訂購電子線或排線時***注明(ming)導(dao)線顏色

實際(ji)工(gong)程中經(jing)常發現電(dian)(dian)子(zi)線或(huo)(huo)排線內導(dao)線的(de)(de)顏色不符合要(yao)求(qiu)。有(you)的(de)(de)工(gong)程用(yong)(yong)(yong)的(de)(de)三(san)相(xiang)照明(ming)電(dian)(dian)子(zi)線，三(san)根(gen)相(xiang)線是(shi)同色線；有(you)的(de)(de)工(gong)程用(yong)(yong)(yong)的(de)(de)單(dan)相(xiang)三(san)芯(xin)照明(ming)電(dian)(dian)纜，導(dao)線是(shi)黃、綠、紅三(san)色。這是(shi)規范所(suo)不允許的(de)(de)。此外(wai)，在導(dao)線上(shang)包色帶的(de)(de)補救措施也不應該采用(yong)(yong)(yong)。所(suo)以，工(gong)程中訂購(gou)電(dian)(dian)子(zi)線或(huo)(huo)排線時(shi)，除型號外(wai)還應注明(ming)導(dao)線的(de)(de)截面和顏色

2、保護地線的顏色

規范規定(ding)應采用黃綠顏色相(xiang)間(jian)的(de)絕(jue)緣導(dao)(dao)線(xian)。“應”的(de)含(han)義是***，在正常情(qing)況下均***采用黃綠相(xiang)間(jian)的(de)絕(jue)緣導(dao)(dao)線(xian)。

3、中性線顏色

規范(fan)規定中(zhong)性(xing)線(xian)宜采(cai)用(yong)(yong)淡藍色(se)(se)(se)絕(jue)緣導線(xian)。“宜”的(de)含義是(shi)：在(zai)條件許可(ke)時首先應(ying)采(cai)用(yong)(yong)淡藍色(se)(se)(se)。有(you)的(de)***中(zhong)性(xing)線(xian)采(cai)用(yong)(yong)白色(se)(se)(se)，如果其建筑(zhu)物因業主要求(qiu)采(cai)用(yong)(yong)白色(se)(se)(se)作同性(xing)線(xian)，那未該建筑(zhu)物內所有(you)的(de)中(zhong)性(xing)線(xian)都應(ying)采(cai)用(yong)(yong)白色(se)(se)(se)。如果中(zhong)性(xing)電(dian)子線(xian)的(de)顏色(se)(se)(se)是(shi)深藍色(se)(se)(se)，那末相(xiang)線(xian)顏色(se)(se)(se)不宜采(cai)用(yong)(yong)綠色(se)(se)(se)，因為在(zai)暗淡的(de)燈光下，深藍色(se)(se)(se)與綠色(se)(se)(se)差(cha)別不大，此時相(xiang)線(xian)顏色(se)(se)(se)參單相(xiang)供電(dian)時，應(ying)采(cai)用(yong)(yong)紅(hong)色(se)(se)(se)或。

4、相線顏色

宜采(cai)(cai)用(yong)(yong)黃(huang)、綠、紅(hong)(hong)三(san)(san)色(se)(se)(se)。以三(san)(san)相(xiang)(xiang)(xiang)(xiang)進(jin)(jin)建(jian)筑(zhu)物的(de)住(zhu)(zhu)宅為例(li)，三(san)(san)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)源引入(ru)三(san)(san)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱內時(shi)，相(xiang)(xiang)(xiang)(xiang)線(xian)宜采(cai)(cai)用(yong)(yong)黃(huang)、綠、紅(hong)(hong)三(san)(san)色(se)(se)(se)；單(dan)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)源引入(ru)單(dan)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱時(shi)，相(xiang)(xiang)(xiang)(xiang)線(xian)宜分別采(cai)(cai)用(yong)(yong)黃(huang)、綠、紅(hong)(hong)三(san)(san)色(se)(se)(se)。由單(dan)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱引入(ru)到住(zhu)(zhu)戶(hu)(hu)配電(dian)(dian)箱的(de)三(san)(san)芯護套線(xian)，其相(xiang)(xiang)(xiang)(xiang)線(xian)顏(yan)色(se)(se)(se)沒有必(bi)要和所(suo)接的(de)進(jin)(jin)戶(hu)(hu)線(xian)相(xiang)(xiang)(xiang)(xiang)線(xian)顏(yan)色(se)(se)(se)一(yi)致(zhi)(zhi)。只(zhi)有當(dang)用(yong)(yong)戶(hu)(hu)采(cai)(cai)用(yong)(yong)三(san)(san)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱時(shi)，從三(san)(san)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱引入(ru)到住(zhu)(zhu)戶(hu)(hu)配電(dian)(dian)箱的(de)箱線(xian)顏(yan)色(se)(se)(se)應和進(jin)(jin)三(san)(san)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)箱的(de)相(xiang)(xiang)(xiang)(xiang)線(xian)的(de)相(xiang)(xiang)(xiang)(xiang)線(xian)一(yi)致(zhi)(zhi)。2~4室(shi)進(jin)(jin)住(zhu)(zhu)戶(hu)(hu)配電(dian)(dian)箱的(de)箱線(xian)可用(yong)(yong)黃(huang)、綠、紅(hong)(hong)中的(de)任意一(yi)種，因為GB50258—96只(zhi)規定配線(xian)采(cai)(cai)用(yong)(yong)多相(xiang)(xiang)(xiang)(xiang)導線(xian)時(shi)，相(xiang)(xiang)(xiang)(xiang)線(xian)顏(yan)色(se)(se)(se)才(cai)要求(qiu)易于區分。例(li)如(ru)，2室(shi)的(de)用(yong)(yong)戶(hu)(hu)出(chu)現斷電(dian)(dian)時(shi)，根(gen)據2室(shi)的(de)單(dan)相(xiang)(xiang)(xiang)(xiang)電(dian)(dian)度(du)(du)表(biao)(biao)相(xiang)(xiang)(xiang)(xiang)的(de)進(jin)(jin)線(xian)是紅(hong)(hong)色(se)(se)(se)，只(zhi)要用(yong)(yong)驗電(dian)(dian)筆檢查進(jin)(jin)建(jian)筑(zhu)物的(de)紅(hong)(hong)色(se)(se)(se)相(xiang)(xiang)(xiang)(xiang)線(xian)是否有電(dian)(dian)，即可判斷故障。

電子線束,電子產品準確的來說實際上就是這個時代里面的產物，因為人們的這種高科技的發展給現在人們的生活帶來了很大的好處，因為科技已經完全的改變了人們的生活，當有了這些電子設備之后，人們的生活也就變得更加的輕松了，這是讓自己的生活變得更加好的一種非常重要的方法，同時也是具有很好的效果的，電子線材是電子產品里面的***核心的部分，沒有這些電子產品也就發揮不出來他們的作用，所以現在幾乎是所有的產品里面都是需要使用這樣的東西的，同時給人們帶來不一樣的效果。
，玩具電子線,首先使用的一個領域就是電子的設備里面，比如人們使用的電腦之類的東西，這里面的很多的連接點就是通過這些線材之類的東西結合在一起的，從而給人們的生活帶來了更大的好處，當人們打開電腦之后，就可以看到內部密密麻麻的線材之類的東西的，同時在這些設備的外面也是有很多的線材的，這個部分的效果是非常不錯的，同時也是具有很好的效果的。
第二，玩具廠電子線,使用的另外一個部分是這里面的那種電器設備里面的東西，人們生活中使用的使用電能源的設備里面都是有這些的，比如冰箱、洗衣機、電視之類的，在他們的這里面這些電子的線材就顯得更加的重要，如果缺少了一根，可能整個設備就不能很好的工作，同時通過這些也是可以看出來他們的質量方面的問題的玩具用的電子線,玩具用的連接線,定制玩具電子線,定制端子連接線,非標端子鏈接線,非標電子線,非標玩具電線,通用電子線,通用玩具線,東莞電子線,東莞玩具電線,東莞端子連接線,企石利泓電線,企石電子線,企石玩具電線,企石。
第三，玩具連接線,使用的還有手機里面的應用，人們都說手機那么小怎么可能使用到這些的，實際上這里面的線路也是叫做線材的，比如數據線或者是USB之類的，都是這里面的一部分。

以(yi)上是UL21403，UL21402，UL10023，UL電子線的詳(xiang)細(xi)信息，如果你對(dui)我們的產(chan)品/服務有疑問，請聯系我們