必須選用符(fu)合GB 6829《剩余電(dian)(dian)(dian)流動(dong)(dong)作保(bao)護器(qi)(qi)的(de)一般要求(qiu)》標準(zhun)(zhun)、并經中國電(dian)(dian)(dian)工(gong)產品認證委(wei)員會認證合格的(de)產品。可選用類(lei)似LJM（J）系列節電(dian)(dian)(dian)型(xing)、且是低靈敏(min)度的(de)延時(shi)(shi)型(xing)保(bao)護器(qi)(qi)。保(bao)護器(qi)(qi)裝(zhuang)置的(de)方式要符(fu)合國家GB13955-2005《剩余電(dian)(dian)(dian)流動(dong)(dong)作保(bao)護裝(zhuang)置的(de)安(an)裝(zhuang)和運行》標準(zhun)(zhun)。漏電(dian)(dian)(dian)保(bao)護器(qi)(qi)的(de)分(fen)斷(duan)時(shi)(shi)間(jian)，當漏電(dian)(dian)(dian)電(dian)(dian)(dian)流為額定漏電(dian)(dian)(dian)電(dian)(dian)(dian)流時(shi)(shi)，其(qi)動(dong)(dong)作時(shi)(shi)間(jian)不應大于0.s。

搬運材料、傳遞工(gong)具、拆換(huan)部件、今天你去搶修到我來(lai)安裝、你累了(le)換(huan)我來(lai)。就這樣，一(yi)個接著(zhu)一(yi)個的(de)(de)(de)配電(dian)(dian)箱在師傅們輪換(huan)著(zhu)的(de)(de)(de)手掌下(xia)組(zu)裝了(le)起來(lai)。經(jing)過3天的(de)(de)(de)努力，所(suo)需更(geng)換(huan)的(de)(de)(de)配電(dian)(dian)箱已經(jing)全部組(zu)裝完畢(bi)，為本次更(geng)換(huan)配電(dian)(dian)箱工(gong)作(zuo)做(zuo)好了(le)前(qian)期準備，大家(jia)的(de)(de)(de)臉上(shang)露出了(le)開心的(de)(de)(de)笑(xiao)容。

改進原配電(dian)(dian)箱(xiang)的低壓電(dian)(dian)容器(qi)組的接(jie)線方式，將其安裝位置由交流接(jie)觸器(qi)上樁頭，改成接(jie)在配電(dian)(dian)箱(xiang)低壓進線與計(ji)(ji)量表計(ji)(ji)之間。防止(zhi)因運(yun)行中電(dian)(dian)容器(qi)電(dian)(dian)路發生(sheng)缺相(xiang)故障(zhang)或電(dian)(dian)容器(qi)損壞時(shi)，造成計(ji)(ji)量裝置計(ji)(ji)量不準確(que)。此外，電(dian)(dian)容器(qi)選擇(ze)型(xing)號(hao)應為BSMJ系列產品(pin)，以保(bao)證元(yuan)件質(zhi)量可靠、安全運(yun)行。

配電(dian)(dian)箱中(zhong)的(de)(de)低(di)壓電(dian)(dian)器(qi)，由熔斷器(qi)、交流(liu)接觸(chu)器(qi)、剩(sheng)余電(dian)(dian)流(liu)動作保護器(qi)、電(dian)(dian)容器(qi)及計量表(biao)等組成。周(zhou)圍(wei)空(kong)氣(qi)(qi)(qi)溫(wen)(wen)(wen)度的(de)(de)上限不(bu)超過(guo)40℃；周(zhou)圍(wei)空(kong)氣(qi)(qi)(qi)溫(wen)(wen)(wen)度24h的(de)(de)平均值不(bu)超過(guo)35℃；周(zhou)圍(wei)空(kong)氣(qi)(qi)(qi)溫(wen)(wen)(wen)度的(de)(de)下限不(bu)低(di)于-5℃或-25℃。農網改(gai)造(zao)的(de)(de)配電(dian)(dian)箱在(zai)室外(wai)運(yun)(yun)行(xing)，它不(bu)但(dan)受到陽(yang)光的(de)(de)直接照射(she)產生高溫(wen)(wen)(wen)，同時運(yun)(yun)行(xing)中(zhong)自身也會產生熱(re)量，所以在(zai)盛夏高溫(wen)(wen)(wen)季節，箱體內的(de)(de)溫(wen)(wen)(wen)度將會達(da)到60℃以上，這(zhe)(zhe)時的(de)(de)溫(wen)(wen)(wen)度大(da)大(da)超過(guo)了這(zhe)(zhe)些電(dian)(dian)器(qi)規定的(de)(de)環(huan)境溫(wen)(wen)(wen)度

在一條距(ju)離比較(jiao)長的線(xian)(xian)(xian)路(lu)上有多根小(xiao)(xiao)面(mian)積電(dian)(dian)纜(lan)往(wang)(wang)往(wang)(wang)會造成電(dian)(dian)纜(lan)使用(yong)浪費，于(yu)是在出(chu)線(xian)(xian)(xian)到用(yong)電(dian)(dian)負(fu)荷中，往(wang)(wang)往(wang)(wang)使用(yong)主(zhu)干大電(dian)(dian)纜(lan)出(chu)線(xian)(xian)(xian)，然后(hou)在接(jie)近負(fu)荷的時(shi)候，使用(yong)電(dian)(dian)纜(lan)分支箱將主(zhu)干電(dian)(dian)纜(lan)分成若(ruo)干小(xiao)(xiao)面(mian)積，電(dian)(dian)纜(lan)，由小(xiao)(xiao)面(mian)積電(dian)(dian)纜(lan)接(jie)入負(fu)荷。這樣的接(jie)線(xian)(xian)(xian)方式廣泛用(yong)于(yu)城市電(dian)(dian)網中的路(lu)燈等供電(dian)(dian)、小(xiao)(xiao)用(yong)戶供電(dian)(dian)。

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