電(dian)纜(lan)分支(zhi)箱(xiang)分低(di)壓和中(zhong)高(gao)壓及(ji)歐式美式等,不同(tong)品種對應不同(tong)類(lei)型;下面(mian)邁纜(lan)就(jiu)來介紹下電(dian)纜(lan)分支(zhi)箱(xiang)類(lei)型和電(dian)纜(lan)分支(zhi)箱(xiang)原(yuan)理及(ji)電(dian)纜(lan)分支(zhi)箱(xiang)套什(shen)么定額(e)?
一、電纜分支箱類型
低(di)壓(ya)電纜分支(zhi)箱(xiang)一般都是T接端子(zi)箱(xiang),電纜截面25~300平(ping)方之間(jian)的三相(xiang)四線和三相(xiang)五線等,類型都是廠家自己命名的,要找的話能夠某寶上搜電纜T接端子(zi)箱(xiang),如(ru)下(xia)圖所示(shi):
中高壓電纜分支(zhi)箱首要是(shi)歐式(shi)美(mei)式(shi)的,歐式(shi)電纜分支(zhi)箱類型(xing)格局:DFW-12E...如下圖所示:
歐式電纜分支箱
電纜分支箱類型
二、電纜分支箱原理
電纜(lan)分支箱(xiang)的首要(yao)原理是將(jiang)電纜(lan)分接或轉接
1、電(dian)(dian)(dian)纜(lan)(lan)(lan)分(fen)接效果,在一條較長的(de)線路(lu)上有多根(gen)小(xiao)面積電(dian)(dian)(dian)纜(lan)(lan)(lan)會形成電(dian)(dian)(dian)纜(lan)(lan)(lan)運用(yong)糟蹋,所以從變電(dian)(dian)(dian)站(zhan)到(dao)小(xiao)區或戶(hu)往往運用(yong)骨干(gan)大電(dian)(dian)(dian)纜(lan)(lan)(lan)出線,然(ran)后在挨近終(zhong)端設備的(de)時分(fen),運用(yong)電(dian)(dian)(dian)纜(lan)(lan)(lan)分(fen)支(zhi)箱將(jiang)骨干(gan)電(dian)(dian)(dian)纜(lan)(lan)(lan)分(fen)紅若(ruo)干(gan)小(xiao)截面電(dian)(dian)(dian)纜(lan)(lan)(lan),由小(xiao)截面電(dian)(dian)(dian)纜(lan)(lan)(lan)接入負荷。這(zhe)樣的(de)接線方(fang)法廣泛(fan)用(yong)于城(cheng)市電(dian)(dian)(dian)網中的(de)路(lu)燈等供電(dian)(dian)(dian)、小(xiao)用(yong)戶(hu)供電(dian)(dian)(dian)。
2、電(dian)(dian)(dian)纜(lan)(lan)(lan)轉(zhuan)(zhuan)接(jie)效果,在一條比較長的線路(lu)(lu)上,電(dian)(dian)(dian)纜(lan)(lan)(lan)長度有(you)(you)限,需求運(yun)用電(dian)(dian)(dian)纜(lan)(lan)(lan)接(jie)頭或(huo)許電(dian)(dian)(dian)纜(lan)(lan)(lan)轉(zhuan)(zhuan)接(jie)箱,一般短距離時分(fen)選(xuan)用電(dian)(dian)(dian)纜(lan)(lan)(lan)中(zhong)(zhong)心(xin)(xin)接(jie)頭,但線路(lu)(lu)比較長在1000M以上的電(dian)(dian)(dian)纜(lan)(lan)(lan)線路(lu)(lu)上,假如電(dian)(dian)(dian)纜(lan)(lan)(lan)中(zhong)(zhong)心(xin)(xin)有(you)(you)多中(zhong)(zhong)心(xin)(xin)接(jie)頭,考(kao)慮電(dian)(dian)(dian)纜(lan)(lan)(lan)分(fen)支箱進行轉(zhuan)(zhuan)接(jie)。
三(san)、電(dian)纜分(fen)支(zhi)箱套什么(me)定額
電纜分支箱(xiang)(xiang)(xiang)的(de)(de)(de)裝(zhuang)置(zhi)(zhi)一般都依據半周長規格套(tao)‘接線箱(xiang)(xiang)(xiang)裝(zhuang)置(zhi)(zhi)’的(de)(de)(de)定(ding)(ding)額(e)子(zi)(zi)(zi)目(mu),輸入分支箱(xiang)(xiang)(xiang)的(de)(de)(de)主材單價; 但是(shi)有(you)時(shi)侯(hou)的(de)(de)(de)電纜分支箱(xiang)(xiang)(xiang)是(shi)一進幾出時(shi),其原(yuan)理就(jiu)與正規的(de)(de)(de)成套(tao)配電箱(xiang)(xiang)(xiang)相(xiang)同,這(zhe)種(zhong)狀(zhuang)況時(shi)就(jiu)應(ying)該套(tao)‘成套(tao)配電箱(xiang)(xiang)(xiang)裝(zhuang)置(zhi)(zhi)’的(de)(de)(de)定(ding)(ding)額(e)子(zi)(zi)(zi)目(mu),并盡管(guan)主材單價。例如:一臺一進四出的(de)(de)(de)電纜分支箱(xiang)(xiang)(xiang),是(shi)一個主進開關(guan),四個出線回路(lu)開關(guan),此刻就(jiu)套(tao)配電箱(xiang)(xiang)(xiang)裝(zhuang)置(zhi)(zhi)的(de)(de)(de)定(ding)(ding)額(e)子(zi)(zi)(zi)目(mu)比較適宜;電纜分支箱(xiang)(xiang)(xiang)歸于分線箱(xiang)(xiang)(xiang),可(ke)按箱(xiang)(xiang)(xiang)體尺(chi)度(du)套(tao)用分線箱(xiang)(xiang)(xiang)定(ding)(ding)額(e)子(zi)(zi)(zi)目(mu)。
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