密(mi)集(ji)絕緣(yuan)插接母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao) 其防潮(chao)、散熱效(xiao)果(guo)較差。在防潮(chao)方面,母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)在施工時,容易受(shou)潮(chao)及滲水(shui),造(zao)成相間絕緣(yuan)電阻下降。母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)的散熱主要靠外(wai)殼(ke),由(you)于線(xian)(xian)(xian)(xian)與線(xian)(xian)(xian)(xian)之間緊湊排列安裝,L2、L3相熱能(neng)(neng)散發緩慢,形成母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)溫(wen)升偏高。密(mi)集(ji)絕緣(yuan)插接母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)受(shou)外(wai)殼(ke)板材限制,只能(neng)(neng)生(sheng)產(chan)不大(da)于3m的水(shui)平(ping)段。由(you)于母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)相間氣(qi)隙小(xiao),母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)通過(guo)大(da)電流時,產(chan)生(sheng)強(qiang)大(da)的電動力,使磁振蕩頻率形成疊加狀態(tai),造(zao)成過(guo)大(da)的噪聲。插接式母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)屬樹干式系統(tong),具
照(zhao)明(ming)型(xing)母(mu)線槽(cao)(cao)特點 1)母(mu)線槽(cao)(cao)外(wai)殼采用(yong)鋁(lv)合金型(xing)材,重量(liang)輕,耐腐蝕,穩定(ding)性強。 2)型(xing)材結(jie)構合理,可(ke)實現2m以下大跨(kua)距安裝,還可(ke)作為小型(xing)照(zhao)明(ming)設備的安裝支架。 3)母(mu)線槽(cao)(cao)每隔400mm設置一插(cha)口(kou),插(cha)接箱時可(ke)帶電(dian)插(cha)接。 4)采用(yong)積木式(shi)結(jie)構,具有快速、可(ke)靠(kao)的電(dian)氣和機械連(lian)接件(jian)性能。 5)高防(fang)護(hu)等級:IP54。 6)安裝靈活方(fang)便。 7)插(cha)接箱內根據(ju)用(yong)戶(hu)要求對安裝開關
密(mi)集(ji)低(di)(di)壓母(mu)線(xian)(xian)槽CIMG0644是(shi)現代大(da)、中(zhong)型企業(ye),高層建(jian)筑、引進工作程、實驗基地(di)等場所理想的供(gong)電設(she)備。 申聯密(mi)集(ji)低(di)(di)壓母(mu)線(xian)(xian)槽技術參(can)數: 適(shi)用(yong)于額定工作電壓660V及(ji)以下 頻率(lv)為50Hz(或變容(rong)量(liang)節60Hz) 額定電流從60A~5000A的三相(xiang)三線(xian)(xian)、三相(xiang)四線(xian)(xian)和三相(xiang)五線(xian)(xian)系列中(zhong)的供(gong)配電系統 產品具有(you)體積小、輸(shu)送電流大(da)、可(ke)靠、安裝靈活、配電施(shi)工與基建(jian)施(shi)工互不干擾
密集母(mu)線槽通常(chang)是測量外殼和(he)穿(chuan)芯螺(luo)栓的(de)(de)溫升、進線箱的(de)(de)接頭溫升等,電(dian)纜(lan)因(yin)其材料易于磨(mo)損、易老化、壽命較短等因(yin)素限制,需要(yao)定期進行(xing)檢查和(he)維護,甚至更換。但凡是低壓線穿(chuan)墻敷設時,必(bi)需用穿(chuan)墻套(tao)管。穿(chuan)墻套(tao)管分(fen)(fen)室內(nei)和(he)露天兩種,也部分(fen)(fen)叫戶(hu)內(nei)和(he)戶(hu)外穿(chuan)墻套(tao)管。數據中心列(lie)(lie)頭柜形式(shi)的(de)(de)供(gong)配電(dian)系統(tong)是典型的(de)(de)放射式(shi)供(gong)配電(dian)系統(tong),總配電(dian)柜直接供(gong)電(dian)給列(lie)(lie)頭柜與負載(zai)的(de)(de)配電(dian)方式(shi)。優點是各(ge)負荷獨立受(shou)電(dian),一旦發(fa)生(sheng)故障只局限于本身而不(bu)影響(xiang)其他(ta)
高強(qiang)度(du)封閉(bi)式(shi)母(mu)線(xian)(xian)(xian)槽(cao)。其工藝(yi)制造不受板材限制,外殼做(zuo)成瓦(wa)(wa)溝形式(shi),使母(mu)線(xian)(xian)(xian)機械強(qiang)度(du)增加(jia),母(mu)線(xian)(xian)(xian)水平(ping)段可生(sheng)產至13m長(chang)。由于外殼做(zuo)成瓦(wa)(wa)溝形式(shi),坑溝位(wei)置有(you)意將母(mu)線(xian)(xian)(xian)分隔固(gu)定,母(mu)線(xian)(xian)(xian)之間(jian)有(you)18mm的(de)(de)(de)間(jian)距,線(xian)(xian)(xian)間(jian)通(tong)風(feng)良好,使母(mu)線(xian)(xian)(xian)槽(cao)的(de)(de)(de)防(fang)潮(chao)和(he)散(san)熱功能有(you)明顯的(de)(de)(de)提高,比較適應(ying)南方氣(qi)候;由于線(xian)(xian)(xian)間(jian)有(you)一(yi)定的(de)(de)(de)空隙,使導線(xian)(xian)(xian)的(de)(de)(de)溫升下(xia)降,這樣就提高了過載能力,并減少了磁(ci)振蕩(dang)噪聲。但它產生(sheng)的(de)(de)(de)雜散(san)電流(liu)及感抗要比密集型母(mu)線(xian)(xian)(xian)槽(cao)大得多(duo),因此在同規(gui)
密(mi)(mi)集(ji)絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)與空(kong)氣絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)有什么不(bu)同 有關密(mi)(mi)集(ji)絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)與空(kong)氣絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)的區(qu)別,密(mi)(mi)集(ji)絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)標(biao)準(zhun)定義為將裸母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)用絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)材料覆蓋后,緊(jin)貼(tie)通道殼(ke)體放置(zhi),空(kong)氣絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)標(biao)準(zhun)定義為將母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)用絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)襯墊支撐在殼(ke)體內,靠空(kong)氣介質絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)。 密(mi)(mi)集(ji)絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)與空(kong)氣絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)的區(qu)別 1、密(mi)(mi)集(ji)絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)的標(biao)準(zhun)定義:“將裸母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)用絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)材料覆蓋后,緊(jin)貼(tie)通道殼(ke)體放置(zhi)”。 2、空(kong)氣絕(jue)(jue)(jue)(jue)緣(yuan)(yuan)(yuan)(yuan)母(mu)(mu)(mu)線(xian)(xian)(xian)(xian)槽(cao)(cao)(cao)的標(biao)準(zhun)定義:
耐火(huo)(huo)母(mu)線(xian)槽(cao)的(de)耐火(huo)(huo)時(shi)間一般(ban)為60分鐘或90分鐘。主(zhu)要(yao)原(yuan)因是外殼(ke)防(fang)火(huo)(huo),內(nei)部襯有(you)相應(ying)(ying)的(de)耐火(huo)(huo)材(cai)料。 如何選購耐火(huo)(huo)母(mu)線(xian)槽(cao): 1、防(fang)火(huo)(huo)要(yao)求(qiu),保溫材(cai)料應(ying)(ying)阻燃(ran),耐熱性能好,高溫時(shi)不釋(shi)放有(you)毒氣體,結構上防(fang)止煙囪效應(ying)(ying),應(ying)(ying)耐火(huo)(huo)絕緣母(mu)線(xian)槽(cao)。 2、選用空氣絕緣型,則在罐殼(ke)各單元設置防(fang)火(huo)(huo)隔(ge)墻(qiang);對于特殊重(zhong)要(yao)場所,為保證(zheng)應(ying)(ying)急電源在火(huo)(huo)災下維持工作,應(ying)(ying)選用耐火(huo)(huo)型罐。 3、具(ju)體要(yao)用多少電流規格,你需要(yao)看你的(de)
密集型母(mu)線(xian)槽(cao)連(lian)接插入式母(mu)線(xian)槽(cao)連(lian)接。母(mu)線(xian)連(lian)接時(shi),用高絕緣(yuan)一年阻燃的(de)(de)高強(qiang)度絕緣(yuan)板,并且(qie)(qie)用來作(zuo)為連(lian)接附件,用絕緣(yuan)套管螺絲(si)檢(jian)查緊固。根據規范(fan)要求,螺栓(shuan)孔(kong)(kong)與螺栓(shuan)間隙較小。由于在(zai)母(mu)線(xian)槽(cao)螺栓(shuan)上增加(jia)了絕緣(yuan)套管,因此(ci)間隙更窄。因此(ci)主母(mu)線(xian)連(lian)接時(shi),軸線(xian)應嚴格保持在(zai)同一中(zhong)心線(xian)上,母(mu)線(xian)螺栓(shuan)孔(kong)(kong)和(he)絕緣(yuan)板應對齊,并且(qie)(qie)各螺栓(shuan)依次(ci)均勻施涂。其目(mu)的(de)(de)是防止螺栓(shuan)上的(de)(de)絕緣(yuan)套管,在(zai)某些境中(zhong),安裝(zhuang)過程中(zhong)受到剪切力的(de)(de)損壞。 在(zai)工
空(kong)(kong)氣型(xing)母(mu)(mu)線(xian)槽和密集(ji)型(xing)母(mu)(mu)線(xian)槽究竟(jing)有(you)哪(na)些不同(tong)之(zhi)處,為(wei)了(le)詳(xiang)細說(shuo)明(ming)這(zhe)個(ge)問題,我們用兩(liang)者從內(nei)而(er)外的(de)(de)進行了(le)對比,便于說(shuo)明(ming)了(le)解(jie)。 1絕緣(yuan)介質不同(tong):空(kong)(kong)氣母(mu)(mu)線(xian)槽的(de)(de)銅排(pai)(pai)之(zhi)間(jian),是(shi)(shi)(shi)有(you)一定空(kong)(kong)隙(xi)的(de)(de),也就是(shi)(shi)(shi)說(shuo),銅排(pai)(pai)之(zhi)間(jian)的(de)(de)絕緣(yuan)主要(yao)靠(kao)空(kong)(kong)氣了(le).而(er)密集(ji)型(xing)母(mu)(mu)線(xian)槽(不少地區又稱為(wei)封(feng)閉(bi)式(shi)母(mu)(mu)線(xian)槽)的(de)(de)銅排(pai)(pai)之(zhi)間(jian)絕緣(yuan)介質是(shi)(shi)(shi)有(you)機絕緣(yuan)材(cai)料. 2銅排(pai)(pai)排(pai)(pai)列不同(tong):空(kong)(kong)氣型(xing)的(de)(de)銅排(pai)(pai)之(zhi)間(jian)要(yao)分開,而(er)密集(ji)型(xing)的(de)(de)銅排(pai)(pai)之(zhi)間(jian)緊密挨在一起(qi),當然不會短路(lu),因為(wei)銅排(pai)(pai)都
密(mi)集型(xing)母(mu)線(xian)槽(cao)采用(yong)空(kong)氣傳導散熱,并通過密(mi)切接(jie)(jie)觸的鋼殼散熱,因此密(mi)集型(xing)母(mu)線(xian)槽(cao)的散熱性能(neng)遠(yuan)優于電(dian)纜。 密(mi)集型(xing)母(mu)線(xian)槽(cao)散熱設計: 1、密(mi)集型(xing)母(mu)線(xian)槽(cao)相(xiang)與相(xiang)及相(xiang)與外殼均緊貼(tie)在一起,故能(neng)承受較大(da)的電(dian)動應(ying)力和熱應(ying)力。并能(neng)將導電(dian)排所產生的熱量(liang)迅(xun)速散發,載流(liu)量(liang)大(da)。 2、接(jie)(jie)頭(tou)用(yong)絕緣螺栓(shuan)緊固,同時采用(yong)雙連接(jie)(jie)銅排連接(jie)(jie),有效增加了接(jie)(jie)頭(tou)接(jie)(jie)觸面積,大(da)大(da)降低了接(jie)(jie)頭(tou)部位(wei)溫升。 文(wen)來源(yuan)網絡,僅
阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)(lan)和耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)(lan)屬于(yu)(yu)防(fang)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)(lan),雖然阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)纜(lan)(lan)有許多較適用于(yu)(yu)化工企業的(de)(de)優(you)點,如低(di)鹵、低(di)煙阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)等,但在(zai)(zai)一般情況下,耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)(lan)可以取代阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)纜(lan)(lan),而(er)阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)纜(lan)(lan)不能(neng)取代耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)(lan)。 耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)線和阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)線怎么區分(fen): 1. 耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)(lan)與阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)材(cai)料(liao)不同: 耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)電(dian)(dian)(dian)纜(lan)(lan)是靠耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)層中(zhong)云母材(cai)料(liao)的(de)(de)耐(nai)(nai)火(huo)(huo)(huo)(huo)(huo)、耐(nai)(nai)熱的(de)(de)特性,保證(zheng)電(dian)(dian)(dian)纜(lan)(lan)在(zai)(zai)火(huo)(huo)(huo)(huo)(huo)災時也工作正常。 阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)電(dian)(dian)(dian)纜(lan)(lan),絕緣層采用阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)材(cai)料(liao),護套及(ji)外護層采用阻(zu)(zu)(zu)(zu)燃(ran)(ran)(ran)材(cai)
密(mi)(mi)集(ji)(ji)型母(mu)線(xian)槽作為代(dai)替傳統電(dian)(dian)線(xian)電(dian)(dian)纜傳輸(shu)電(dian)(dian)能(neng)的(de)“樹干(gan)式可(ke)分接大電(dian)(dian)流導體(ti)”,被廣(guang)泛應用(yong)(yong)到(dao)工業廠(chang)房、高層建筑、商業綜合體(ti)和軌道交通等有巨(ju)大負荷(he)需求的(de)場所,幫助用(yong)(yong)戶實(shi)現長期安全穩定(ding)供電(dian)(dian)。 密(mi)(mi)集(ji)(ji)型母(mu)線(xian)槽工作注意(yi)事(shi)項 一(yi),密(mi)(mi)集(ji)(ji)型母(mu)線(xian)槽在進(jin)行使用(yong)(yong)時(shi)(shi),它的(de)電(dian)(dian)流容量是很大的(de),一(yi)般承受力也(ye)非常的(de)有彈性,不管(guan)是低電(dian)(dian)流,還是高電(dian)(dian)流,密(mi)(mi)集(ji)(ji)型母(mu)線(xian)槽都能(neng)夠運(yun)載。 二,密(mi)(mi)集(ji)(ji)型母(mu)線(xian)槽在被選(xuan)中使用(yong)(yong)時(shi)(shi),一(yi)般它的(de)電(dian)(dian)壓
插接(jie)箱(xiang)內(nei)一(yi)般裝有塑殼(ke)斷(duan)(duan)(duan)路(lu)器(qi),插腳與母(mu)線(xian)槽連接(jie),插腳連斷(duan)(duan)(duan)路(lu)器(qi)進線(xian)端(duan),用電(dian)設備接(jie)斷(duan)(duan)(duan)路(lu)器(qi)出(chu)線(xian)端(duan),通(tong)過斷(duan)(duan)(duan)路(lu)器(qi)進行電(dian)路(lu)的分斷(duan)(duan)(duan)與保(bao)護,就(jiu)可以(yi)完(wan)成連接(jie)了。 母(mu)線(xian)槽插接(jie)箱(xiang)接(jie)線(xian)方法(fa): 密集母(mu)線(xian)槽的安裝可直接(jie)從變壓(ya)器(qi)接(jie)到(dao)低壓(ya)配電(dian)柜,也可從低壓(ya)柜直接(jie)接(jie)到(dao)配電(dian)系統作為配電(dian)干線(xian)線(xian)路(lu)。 文來源網絡,僅(jin)供分享交流,不作商業用途,版權歸原(yuan)(yuan)作者和原(yuan)(yuan)作者出(chu)處(chu)。若有侵權,請聯(lian)系刪除。
1000A的(de)母線(xian)槽就是(shi)2000元/米,一般廠家都是(shi)按 /A/米來報價的(de),部分(fen)廠家有這(zhe)(zhe)種算法(fa),便宜的(de)有1.8左(zuo)右,貴的(de)3點幾 價格相差很(hen)大(da)的(de) 不過這(zhe)(zhe)是(shi)大(da)概價格而已,因(yin)為銅價變化太(tai)大(da)。 2500a母線(xian)槽價格: 按照上面(mian)計算方法(fa),差不多(duo)在(zai)5000元/米 1000a母線(xian)槽用多(duo)大(da)銅排? 1000A選(xuan)用500左(zuo)右的(de)截面(mian)就可以(yi)(yi)了。如果你母線(xian)槽的(de)散熱很(hen)好、母排純(chun)度很(hen)高(gao)的(de)話(hua),還(huan)可以(yi)(yi)適(shi)當降
插(cha)接密集型(xing)母(mu)(mu)(mu)線槽一(yi)般設計安裝(zhuang)在豎(shu)井內,從配(pei)電(dian)柜直接連(lian)接到母(mu)(mu)(mu)線。每個樓(lou)層配(pei)備一(yi)個或多個插(cha)入式開關(guan)盒(he)(he),然后將插(cha)入式開關(guan)盒(he)(he)送(song)到各種電(dian)氣設備和電(dian)路。 插(cha)接式母(mu)(mu)(mu)線槽安裝(zhuang)方法 1.確(que)認插(cha)接箱門是(shi)關(guan)上的; 2.將母(mu)(mu)(mu)線槽-插(cha)接箱連(lian)鎖螺釘(ding)按逆時針(zhen)方向轉到底; 3.將插(cha)接箱的手柄轉到位置; 4.用(yong)500V的兆歐表確(que)認相間、相對地、相對中線是(shi)否絕緣良好; 5.將插(cha)接箱手柄轉到位置