在農網改造中(zhong)當時(shi)由于(yu)需(xu)求的(de)配電箱數量大(da)、施工(gong)期短，配電箱廠需(xu)要(yao)有(you)關低壓(ya)電器的(de)供貨時(shi)間急且數量多，因而產(chan)生(sheng)了對產(chan)品(pin)質量的(de)要(yao)求不(bu)嚴格的(de)現象，造成了一(yi)些(xie)產(chan)品(pin)投(tou)入運行(xing)后(hou)不(bu)久(jiu)就發生(sheng)故障。如有(you)些(xie)型(xing)號交流接觸器在配電箱投(tou)運后(hou)不(bu)久(jiu)，就因接觸器合閘線圈燒(shao)壞，而無(wu)法(fa)運行(xing)。

在一(yi)條距離(li)比較長(chang)的線(xian)路上有多(duo)根小(xiao)面(mian)積電(dian)纜(lan)(lan)往(wang)(wang)往(wang)(wang)會造成(cheng)電(dian)纜(lan)(lan)使(shi)(shi)用(yong)浪費(fei)，于是在出(chu)線(xian)到用(yong)電(dian)負(fu)荷中，往(wang)(wang)往(wang)(wang)使(shi)(shi)用(yong)主(zhu)干大電(dian)纜(lan)(lan)出(chu)線(xian)，然后在接(jie)近(jin)負(fu)荷的時候，使(shi)(shi)用(yong)電(dian)纜(lan)(lan)分(fen)支箱將主(zhu)干電(dian)纜(lan)(lan)分(fen)成(cheng)若干小(xiao)面(mian)積，電(dian)纜(lan)(lan)，由小(xiao)面(mian)積電(dian)纜(lan)(lan)接(jie)入負(fu)荷。這樣的接(jie)線(xian)方式(shi)廣泛用(yong)于城市(shi)電(dian)網中的路燈(deng)等供電(dian)、小(xiao)用(yong)戶供電(dian)。

選(xuan)用節(jie)能型交(jiao)流(liu)接(jie)(jie)觸(chu)(chu)器(qi)（類似CJ20SI型）產品，并注意(yi)交(jiao)流(liu)接(jie)(jie)觸(chu)(chu)器(qi)線圈電壓(ya)與(yu)所選(xuan)剩作電流(liu)動(dong)作保護器(qi)的(de)相(xiang)對(dui)應接(jie)(jie)線端子相(xiang)連，注意(yi)進(jin)行正確的(de)負載匹配。選(xuan)擇交(jiao)流(liu)接(jie)(jie)觸(chu)(chu)器(qi)時，應選(xuan)用其絕緣等級(ji)為(wei)A級(ji)及(ji)以上(shang)產品，必須保證其主回路(lu)觸(chu)(chu)點的(de)額(e)(e)定(ding)電流(liu)應大于(yu)或等于(yu)被控制的(de)線路(lu)的(de)負荷電流(liu)。接(jie)(jie)觸(chu)(chu)器(qi)的(de)電磁線圈額(e)(e)定(ding)電壓(ya)為(wei)380V或220 V

即地面(mian)充(chong)電(dian)(dian)(dian)(dian)裝置，主(zhu)要包(bao)括專用充(chong)電(dian)(dian)(dian)(dian)機(ji)、專用充(chong)電(dian)(dian)(dian)(dian)站、通用充(chong)電(dian)(dian)(dian)(dian)機(ji)、公共場(chang)所用充(chong)電(dian)(dian)(dian)(dian)站等。它可以(yi)滿足各種電(dian)(dian)(dian)(dian)池的(de)各種充(chong)電(dian)(dian)(dian)(dian)方(fang)式。通常(chang)非車載充(chong)電(dian)(dian)(dian)(dian)器的(de)功率、體積和(he)重量(liang)均比(bi)較大，以(yi)便能夠適應(ying)各種充(chong)電(dian)(dian)(dian)(dian)方(fang)式。

昨日一大早，訂做低壓開關柜焦作供電公司的維修人員便來到塔北路農貿市場，低壓開關柜哪家好在(zai)架設過低的配(pei)電箱(xiang)周圍拉起警戒線，動用叉車等機械，對存在(zai)安全(quan)隱(yin)患的配(pei)電箱(xiang)重(zhong)新(xin)架設。

電(dian)(dian)動(dong)汽(qi)車(che)充(chong)電(dian)(dian)樁作為(wei)電(dian)(dian)動(dong)汽(qi)車(che)的(de)(de)能(neng)量補(bu)給裝置，其充(chong)電(dian)(dian)性能(neng)關(guan)系(xi)到電(dian)(dian)池組的(de)(de)使用壽命、充(chong)電(dian)(dian)時間。這也是消費者在(zai)購買電(dian)(dian)動(dong)汽(qi)車(che)之前最為(wei)關(guan)心的(de)(de)一個方面之一。實(shi)現對動(dong)力(li)電(dian)(dian)池快速、高效、安全(quan)、合理的(de)(de)電(dian)(dian)量補(bu)給是電(dian)(dian)動(dong)汽(qi)車(che)充(chong)電(dian)(dian)器(qi)設計的(de)(de)基本原(yuan)則，另(ling)外(wai)，還要考慮充(chong)電(dian)(dian)器(qi)對各種動(dong)力(li)電(dian)(dian)池的(de)(de)適用性。