在一條距離比較長的線路上有多根小面積電纜往往會造成電纜使用浪費，富民配電箱廠家于是在出線到用電負荷中，往往使用主干大電纜出線，專業配電箱廠家然(ran)后在接(jie)近負(fu)(fu)荷的(de)時候，使用電纜(lan)分支箱將主(zhu)干電纜(lan)分成若(ruo)干小面積，電纜(lan)，由小面積電纜(lan)接(jie)入(ru)負(fu)(fu)荷。這樣的(de)接(jie)線方(fang)式廣泛(fan)用于(yu)城市電網中(zhong)的(de)路燈等(deng)供電、小用戶供電。

充(chong)(chong)電(dian)樁一般提供(gong)常規(gui)充(chong)(chong)電(dian)和(he)快速充(chong)(chong)電(dian)兩(liang)種充(chong)(chong)電(dian)方式，人(ren)們可以使(shi)用特定(ding)的充(chong)(chong)電(dian)卡在充(chong)(chong)電(dian)樁提供(gong)的人(ren)機(ji)交(jiao)互操(cao)作界面上(shang)刷卡使(shi)用，進行相應的充(chong)(chong)電(dian)方式、充(chong)(chong)電(dian)時(shi)間、費用數據(ju)打印(yin)等(deng)操(cao)作，充(chong)(chong)電(dian)樁顯示屏能顯示充(chong)(chong)電(dian)量、費用、充(chong)(chong)電(dian)時(shi)間等(deng)數據(ju)。

電(dian)(dian)動(dong)汽車充電(dian)(dian)樁（栓）的(de)控制電(dian)(dian)路主要由(you)嵌入式ARM處理器完成，用戶(hu)可自助刷卡進行用戶(hu)鑒權(quan)、余額(e)查(cha)詢、計費查(cha)詢等功能，也可提供語音輸出接口，實現語音交互。用戶(hu)可根據液晶顯(xian)示屏指示選(xuan)擇4種充電(dian)(dian)模式：包括按(an)時計費充電(dian)(dian)、按(an)電(dian)(dian)量充電(dian)(dian)、自動(dong)充滿(man)、按(an)里程充電(dian)(dian)等

按照安(an)裝地點，可分(fen)為(wei)公共(gong)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)和專(zhuan)用充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)。 公共(gong)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)是(shi)建(jian)(jian)設(she)(she)在(zai)公共(gong)停(ting)(ting)(ting)車場(chang)（庫(ku)）結合停(ting)(ting)(ting)車泊(bo)位(wei)，為(wei)社會車輛提供公共(gong)充(chong)(chong)電(dian)服務的(de)(de)(de)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)。 專(zhuan)用充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)是(shi)建(jian)(jian)設(she)(she)單位(wei)（企(qi)業）自(zi)有(you)停(ting)(ting)(ting)車場(chang)（庫(ku)），為(wei)單位(wei)（企(qi)業）內(nei)部(bu)人員使(shi)用的(de)(de)(de)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)。 自(zi)用充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)是(shi)建(jian)(jian)設(she)(she)在(zai)個人自(zi)有(you)車位(wei)（庫(ku)），為(wei)私人用戶提供充(chong)(chong)電(dian)的(de)(de)(de)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)。 充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)一般(ban)結合停(ting)(ting)(ting)車場(chang)（庫(ku)）的(de)(de)(de)停(ting)(ting)(ting)車位(wei)建(jian)(jian)設(she)(she)。安(an)裝在(zai)戶外的(de)(de)(de)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)防(fang)護等級(ji)不應(ying)低(di)于IP54。安(an)裝在(zai)戶內(nei)的(de)(de)(de)充(chong)(chong)電(dian)樁(zhuang)(zhuang)(zhuang)防(fang)護等級(ji)不應(ying)低(di)于IP32。

1.主母線(xian)最(zui)大額定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)流(liu):主母線(xian)最(zui)大能夠(gou)承(cheng)載的(de)(de)電(dian)(dian)(dian)(dian)(dian)流(liu)的(de)(de)額定(ding)(ding)值(zhi)(zhi)。2.額定(ding)(ding)短(duan)(duan)時耐受(shou)電(dian)(dian)(dian)(dian)(dian)流(liu):由生(sheng)產(chan)(chan)廠家(jia)給出的(de)(de),成(cheng)套設備中某(mou)條(tiao)電(dian)(dian)(dian)(dian)(dian)路在國家(jia)標準(zhun)(zhun)GB7251.1-2005中8.2.3規(gui)定(ding)(ding)的(de)(de)試驗條(tiao)件下能安全(quan)承(cheng)載的(de)(de)短(duan)(duan)時耐受(shou)電(dian)(dian)(dian)(dian)(dian)流(liu)方均根值(zhi)(zhi)。3.峰值(zhi)(zhi)短(duan)(duan)時耐受(shou)電(dian)(dian)(dian)(dian)(dian)流(liu):在規(gui)定(ding)(ding)試驗條(tiao)件下,生(sheng)產(chan)(chan)廠家(jia)規(gui)定(ding)(ding)此(ci)電(dian)(dian)(dian)(dian)(dian)路能夠(gou)圓滿地承(cheng)受(shou)的(de)(de)峰值(zhi)(zhi)電(dian)(dian)(dian)(dian)(dian)流(liu)。4.外(wai)殼(ke)防(fang)護等(deng)級:IEC60529-1989標準(zhun)(zhun)由成(cheng)套設備提供的(de)(de)防(fang)止觸及帶(dai)電(dian)(dian)(dian)(dian)(dian)部件,以及外(wai)來(lai)固體(ti)的(de)(de)侵(qin)入(ru)和液體(ti)的(de)(de)進入(ru)的(de)(de)等(deng)級。具體(ti)等(deng)級劃分詳見IEC60529標準(zhun)(zhun)。5.內部分隔(ge)方式:根據IEC60529-1989標準(zhun)(zhun),為保護人身(shen)安全(quan),將(jiang)開(kai)關(guan)柜(ju)(ju)獨(du)立劃分成(cheng)幾個隔(ge)室的(de)(de)不(bu)同方式。不(bu)同型號的(de)(de)配(pei)電(dian)(dian)(dian)(dian)(dian)柜(ju)(ju)之間的(de)(de)技術參(can)數都有很大不(bu)同,而進口配(pei)電(dian)(dian)(dian)(dian)(dian)柜(ju)(ju)的(de)(de)技術參(can)數基本(ben)都優于國產(chan)(chan)配(pei)電(dian)(dian)(dian)(dian)(dian)柜(ju)(ju),但并(bing)不(bu)能認為進口配(pei)電(dian)(dian)(dian)(dian)(dian)柜(ju)(ju)就(jiu)一定(ding)(ding)比國產(chan)(chan)配(pei)電(dian)(dian)(dian)(dian)(dian)柜(ju)(ju)好。