改進(jin)原配電(dian)(dian)箱的低壓電(dian)(dian)容(rong)器(qi)組的接線方式，將其安裝(zhuang)位置由交流接觸器(qi)上樁(zhuang)頭，改成接在配電(dian)(dian)箱低壓進(jin)線與(yu)計量(liang)表計之間(jian)。防止因運(yun)行中電(dian)(dian)容(rong)器(qi)電(dian)(dian)路發生缺(que)相故(gu)障(zhang)或電(dian)(dian)容(rong)器(qi)損壞時，造成計量(liang)裝(zhuang)置計量(liang)不準確。此外，電(dian)(dian)容(rong)器(qi)選擇(ze)型號應為BSMJ系列產品，以保(bao)證元件質量(liang)可靠、安全(quan)運(yun)行。

1.主(zhu)(zhu)母線(xian)最大(da)額(e)定(ding)(ding)電(dian)(dian)流(liu)(liu)(liu)(liu):主(zhu)(zhu)母線(xian)最大(da)能(neng)夠(gou)(gou)承載的(de)(de)(de)(de)電(dian)(dian)流(liu)(liu)(liu)(liu)的(de)(de)(de)(de)額(e)定(ding)(ding)值。2.額(e)定(ding)(ding)短(duan)時(shi)耐(nai)受電(dian)(dian)流(liu)(liu)(liu)(liu):由(you)生產(chan)廠家給出的(de)(de)(de)(de),成套(tao)(tao)設(she)(she)備中某條(tiao)電(dian)(dian)路在(zai)國(guo)家標(biao)準(zhun)GB7251.1-2005中8.2.3規(gui)定(ding)(ding)的(de)(de)(de)(de)試(shi)驗條(tiao)件下能(neng)安(an)全(quan)承載的(de)(de)(de)(de)短(duan)時(shi)耐(nai)受電(dian)(dian)流(liu)(liu)(liu)(liu)方(fang)均根(gen)值。3.峰值短(duan)時(shi)耐(nai)受電(dian)(dian)流(liu)(liu)(liu)(liu):在(zai)規(gui)定(ding)(ding)試(shi)驗條(tiao)件下,生產(chan)廠家規(gui)定(ding)(ding)此電(dian)(dian)路能(neng)夠(gou)(gou)圓滿(man)地承受的(de)(de)(de)(de)峰值電(dian)(dian)流(liu)(liu)(liu)(liu)。4.外(wai)殼防護等級(ji):IEC60529-1989標(biao)準(zhun)由(you)成套(tao)(tao)設(she)(she)備提供的(de)(de)(de)(de)防止(zhi)觸(chu)及帶電(dian)(dian)部件,以及外(wai)來(lai)固體的(de)(de)(de)(de)侵入和液體的(de)(de)(de)(de)進(jin)入的(de)(de)(de)(de)等級(ji)。具(ju)體等級(ji)劃分(fen)詳見(jian)IEC60529標(biao)準(zhun)。5.內部分(fen)隔(ge)方(fang)式(shi):根(gen)據IEC60529-1989標(biao)準(zhun),為保(bao)護人(ren)身安(an)全(quan),將開關柜獨立(li)劃分(fen)成幾個隔(ge)室的(de)(de)(de)(de)不同(tong)方(fang)式(shi)。不同(tong)型號的(de)(de)(de)(de)配(pei)(pei)電(dian)(dian)柜之間的(de)(de)(de)(de)技術參數都有(you)很大(da)不同(tong),而(er)進(jin)口配(pei)(pei)電(dian)(dian)柜的(de)(de)(de)(de)技術參數基本都優于國(guo)產(chan)配(pei)(pei)電(dian)(dian)柜,但(dan)并(bing)不能(neng)認為進(jin)口配(pei)(pei)電(dian)(dian)柜就一定(ding)(ding)比國(guo)產(chan)配(pei)(pei)電(dian)(dian)柜好(hao)。

電(dian)動(dong)汽(qi)(qi)車作(zuo)為(wei)一種發展(zhan)(zhan)前(qian)景(jing)廣闊的(de)(de)綠色(se)交通工具，今(jin)后(hou)的(de)(de)普及速度會(hui)異常迅猛，未來的(de)(de)市場(chang)前(qian)景(jing)也是(shi)異常巨大(da)的(de)(de)。在全球(qiu)能(neng)源(yuan)危機(ji)和(he)(he)環(huan)境危機(ji)嚴重(zhong)(zhong)的(de)(de)大(da)背景(jing)下，我國政府積極推(tui)進新能(neng)源(yuan)汽(qi)(qi)車的(de)(de)應(ying)用與發展(zhan)(zhan)，充/換電(dian)站作(zuo)為(wei)發展(zhan)(zhan)電(dian)動(dong)汽(qi)(qi)車所必(bi)須的(de)(de)重(zhong)(zhong)要配(pei)套基礎設(she)施，具有非常重(zhong)(zhong)要的(de)(de)社會(hui)效(xiao)益和(he)(he)經(jing)濟效(xiao)益。一場(chang)興(xing)建電(dian)動(dong)汽(qi)(qi)車充/換電(dian)站的(de)(de)運動(dong)已經(jing)在全國范圍內展(zhan)(zhan)開。

電(dian)(dian)(dian)動(dong)汽(qi)車(che)(che)(che)充電(dian)(dian)(dian)樁作為(wei)(wei)電(dian)(dian)(dian)動(dong)汽(qi)車(che)(che)(che)的能量補給(gei)裝置，其充電(dian)(dian)(dian)性能關系到電(dian)(dian)(dian)池組的使(shi)用(yong)壽命、充電(dian)(dian)(dian)時間。這(zhe)也是消(xiao)費(fei)者在購買電(dian)(dian)(dian)動(dong)汽(qi)車(che)(che)(che)之前最為(wei)(wei)關心的一(yi)個(ge)方面之一(yi)。實現對(dui)動(dong)力(li)電(dian)(dian)(dian)池快速、高效、安全、合(he)理的電(dian)(dian)(dian)量補給(gei)是電(dian)(dian)(dian)動(dong)汽(qi)車(che)(che)(che)充電(dian)(dian)(dian)器設計的基本原則，另外(wai)，還要考慮充電(dian)(dian)(dian)器對(dui)各種動(dong)力(li)電(dian)(dian)(dian)池的適用(yong)性。

昨日一大早，訂做戶外開閉所焦作供電公司的維修人員便來到塔北路農貿市場，戶外開閉所哪家好在(zai)架設過低的配電(dian)箱(xiang)周(zhou)圍(wei)拉起警戒線，動(dong)用叉(cha)車等機械，對存(cun)在(zai)安全隱患的配電(dian)箱(xiang)重新架設。

這類開(kai)關(guan)柜(ju)采(cai)用(yong)鋼板(ban)制成(cheng)(cheng)封閉外殼，進出線(xian)回路的(de)電(dian)(dian)(dian)器(qi)元件都安裝在可(ke)(ke)抽出的(de)抽屜(ti)中(zhong)，構(gou)成(cheng)(cheng)能(neng)完成(cheng)(cheng)某(mou)一(yi)類供電(dian)(dian)(dian)任務的(de)功(gong)能(neng)單(dan)元。功(gong)能(neng)單(dan)元與母(mu)線(xian)或(huo)電(dian)(dian)(dian)纜(lan)之間(jian)(jian)，用(yong)接地的(de)金屬板(ban)或(huo)塑料制成(cheng)(cheng)的(de)功(gong)能(neng)板(ban)隔開(kai)，形成(cheng)(cheng)母(mu)線(xian)、功(gong)能(neng)單(dan)元和電(dian)(dian)(dian)纜(lan)三個區域(yu)。每個功(gong)能(neng)單(dan)元之間(jian)(jian)也有(you)隔離措施。抽屜(ti)式開(kai)關(guan)柜(ju)有(you)較(jiao)高(gao)的(de)可(ke)(ke)靠性、安全性和互換性，是比較(jiao)先(xian)進的(de)開(kai)關(guan)柜(ju)，開(kai)關(guan)柜(ju)多(duo)數是指抽屜(ti)式開(kai)關(guan)柜(ju)。它們(men)適用(yong)于(yu)要求供電(dian)(dian)(dian)可(ke)(ke)靠性較(jiao)高(gao)的(de)工礦企業(ye)、高(gao)層建筑，作(zuo)為集中(zhong)控(kong)制的(de)配電(dian)(dian)(dian)中(zhong)心。