施工用電配電系統應設置總配電箱、分配電箱、開關箱，并按照“總-分-開”順序作分級設置，并形成“三級配電”模式。訂做高壓開關柜施工用配電系統各配電箱、開關箱的安裝位置要合理。高壓開關柜價格總配(pei)電箱(xiang)要盡量靠近變壓器或外電源(yuan)處，以便電源(yuan)的引(yin)入。分配(pei)電箱(xiang)應盡量安(an)裝在用(yong)(yong)電設備或負荷相對集中的中心地(di)帶，確(que)保三相負荷保持平衡。開關箱(xiang)安(an)裝的位置應視現場情況和工況盡量靠近其控制的用(yong)(yong)電設備。

電(dian)(dian)(dian)(dian)(dian)(dian)所及配電(dian)(dian)(dian)(dian)(dian)(dian)設(she)(she)備的(de)布置(zhi)設(she)(she)計應(ying)便(bian)于安裝、操作(zuo)、搬(ban)運(yun)、檢(jian)修(xiu)、試驗和監測。高低壓配電(dian)(dian)(dian)(dian)(dian)(dian)室(shi)、變壓器室(shi)、電(dian)(dian)(dian)(dian)(dian)(dian)容器室(shi)、控制室(shi)內，不應(ying)有與(yu)其無關的(de)管道和線路通過(guo)。當然，即便(bian)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)站技術瓶(ping)頸得到了(le)很好的(de)解決(jue)，但(dan)是充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)站建(jian)設(she)(she)可能(neng)(neng)還存(cun)在選址困難等問題。新能(neng)(neng)源汽車(che)應(ying)先以(yi)城市為主，但(dan)繁(fan)華(hua)Ⅸ域往往用地緊(jin)張，地價成本較高，這方面需(xu)要政府在政策上能(neng)(neng)予(yu)以(yi)傾斜(xie)．推動充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)設(she)(she)施(shi)的(de)建(jian)設(she)(she)。由電(dian)(dian)(dian)(dian)(dian)(dian)力(li)企(qi)業(ye)發(fa)展經營(ying)電(dian)(dian)(dian)(dian)(dian)(dian)動車(che)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)站具(ju)有先天優勢。電(dian)(dian)(dian)(dian)(dian)(dian)力(li)企(qi)業(ye)將電(dian)(dian)(dian)(dian)(dian)(dian)力(li)直接賣(mai)給車(che)輛(liang)是一個新的(de)業(ye)務，希(xi)望電(dian)(dian)(dian)(dian)(dian)(dian)力(li)企(qi)業(ye)能(neng)(neng)轉變

充(chong)電機(ji)內印刷線路板、 接插件等(deng)電路應(ying)進(jin)行防(fang)(fang)潮濕、防(fang)(fang)霉變、防(fang)(fang)鹽(yan)霧處理(li)，其中防(fang)(fang)鹽(yan)霧腐(fu)蝕能力滿(man)足 GB/T 4797.6-1995《電工(gong)電子(zi)產品自然(ran)環境條件 塵、沙、鹽(yan)霧》中表9的要求，使充(chong)電機(ji)能在室外(wai)潮濕、含鹽(yan)霧的環境下正常運行。

采用(yong)(yong)移(yi)動(dong)(dong)運(yun)營(ying)商(shang)的(de)(de)移(yi)動(dong)(dong)數(shu)據(ju)(ju)業務(wu)需要(yao)將電動(dong)(dong)汽車充(chong)(chong)電樁這一電網內部(bu)設備接(jie)(jie)入移(yi)動(dong)(dong)運(yun)營(ying)商(shang)的(de)(de)移(yi)動(dong)(dong)數(shu)據(ju)(ju)網絡(luo)，需要(yao)支付昂貴的(de)(de)月(yue)租和(he)年費(fei)，隨著充(chong)(chong)電樁數(shu)量的(de)(de)增加(jia)費(fei)用(yong)(yong)將越(yue)(yue)來越(yue)(yue)大；同時數(shu)據(ju)(ju)的(de)(de)安全性和(he)網絡(luo)的(de)(de)可(ke)靠(kao)(kao)性都受(shou)到移(yi)動(dong)(dong)運(yun)營(ying)商(shang)的(de)(de)限制，不利于設備的(de)(de)安全運(yun)行(xing)；其次，移(yi)動(dong)(dong)運(yun)營(ying)商(shang)的(de)(de)移(yi)動(dong)(dong)接(jie)(jie)入帶寬屬共享帶寬，當局(ju)部(bu)區域有大量設備接(jie)(jie)入時，其接(jie)(jie)入的(de)(de)可(ke)靠(kao)(kao)性和(he)每個(ge)用(yong)(yong)戶的(de)(de)平均帶寬會惡化，不利于充(chong)(chong)電樁群的(de)(de)密集接(jie)(jie)入、大數(shu)據(ju)(ju)量的(de)(de)數(shu)據(ju)(ju)傳輸。

配(pei)電(dian)箱的(de)(de)(de)進(jin)出(chu)線(xian)(xian)選用(yong)(yong)低壓電(dian)纜，電(dian)纜的(de)(de)(de)選擇(ze)應符合技(ji)術要求。例如30kVA、50kVA變壓器(qi)的(de)(de)(de)配(pei)電(dian)箱的(de)(de)(de)進(jin)線(xian)(xian)使(shi)(shi)用(yong)(yong)VV22-35×4電(dian)纜，分路(lu)出(chu)線(xian)(xian)使(shi)(shi)用(yong)(yong)同規格的(de)(de)(de)VLV22-35×4電(dian)纜；80kVA、100kVA變壓器(qi)的(de)(de)(de)配(pei)電(dian)箱的(de)(de)(de)進(jin)線(xian)(xian)分別使(shi)(shi)用(yong)(yong)VV22-50×4、VV22-70×4電(dian)纜，分路(lu)出(chu)線(xian)(xian)分別使(shi)(shi)用(yong)(yong)VLV22-50×4、VLV22-70×4電(dian)纜,其電(dian)纜與(yu)銅(tong)鋁接線(xian)(xian)鼻壓接后再用(yong)(yong)螺栓與(yu)配(pei)電(dian)箱內接線(xian)(xian)樁頭連接。