配(pei)(pei)電(dian)箱內(nei)的(de)高(gao)溫基本(ben)上是(shi)由(you)于環(huan)境(jing)溫度(du)(du)(du)的(de)升(sheng)高(gao)和設(she)備(bei)(bei)(bei)內(nei)電(dian)氣設(she)備(bei)(bei)(bei)的(de)發(fa)熱(re)(re)(re)。如果(guo)兩(liang)者重疊,溫度(du)(du)(du)會(hui)上升(sheng)到電(dian)氣設(she)備(bei)(bei)(bei)無法正常運(yun)行的(de)狀態。那(nei)么(me),配(pei)(pei)電(dian)箱電(dian)機溫度(du)(du)(du)過熱(re)(re)(re)需(xu)要(yao)注(zhu)意什么(me)呢?讓我們一起(qi)來看看。 當環(huan)境(jing)溫度(du)(du)(du)升(sheng)高(gao)時,應加強通風散(san)熱(re)(re)(re)。我公司(si)的(de)1000千(qian)伏變壓器幾(ji)乎(hu)滿負荷運(yun)行,夏季發(fa)熱(re)(re)(re)嚴重。即便打開(kai)門(men)窗通風,散(san)熱(re)(re)(re)器也會(hui)發(fa)熱(re)(re)(re)。使(shi)用大型電(dian)風扇(shan)增強散(san)熱(re)(re)(re)總是(shi)無危(wei)險的(de)。通風散(san)熱(re)(re)(re)是(shi)一種重要(yao)手段(duan)。
了解詳細>>在配電(dian)箱(xiang)的(de)(de)設(she)計(ji)中(zhong),考(kao)慮(lv)了我國許多企業對外(wai)部環(huan)境因素的(de)(de)分析和影響。為確保(bao)其正常工作,避免(mian)損失,實(shi)際控制電(dian)路中(zhong)的(de)(de)保(bao)護(hu)環(huan)節至關重要。掌握和學習這(zhe)些信(xin)息保(bao)護(hu)系統電(dian)路的(de)(de)技術原(yuan)理(li)對我們(men)(men)非(fei)常有益(yi)。接下來我們(men)(men)來看看配電(dian)箱(xiang)的(de)(de)保(bao)護(hu)。 除分配電(dian)箱(xiang)電(dian)路除了兩(liang)個或兩(liang)個以上的(de)(de)文(wen)化保(bao)護(hu)環(huan)節外(wai),還有缺相保(bao)護(hu)(即三相電(dian)源異(yi)相時,電(dian)路被切斷)、欠壓保(bao)護(hu)、過流保(bao)護(hu)等環(huan)節。
了解詳細>>照(zhao)明(ming)配(pei)電(dian)(dian)(dian)(dian)箱(xiang)是低壓(ya)供電(dian)(dian)(dian)(dian)系統終端,負責調節.維持.轉(zhuan)換和分配(pei)電(dian)(dian)(dian)(dian)力(li)的(de)設備(bei)。通常(chang)用于(yu)民用220v的(de)照(zhao)明(ming)、配(pei)電(dian)(dian)(dian)(dian)設備(bei)。動(dong)力(li)配(pei)電(dian)(dian)(dian)(dian)箱(xiang),也叫電(dian)(dian)(dian)(dian)源(yuan)控制箱(xiang),是配(pei)電(dian)(dian)(dian)(dian)箱(xiang)的(de)一種。動(dong)力(li)配(pei)電(dian)(dian)(dian)(dian)箱(xiang)通常(chang)是380v的(de)配(pei)電(dian)(dian)(dian)(dian)設備(bei)。它們之間的(de)電(dian)(dian)(dian)(dian)力(li)非(fei)常(chang)強勁。有(you)些(xie)人認為電(dian)(dian)(dian)(dian)源(yuan)箱(xiang)沒有(you)中(zhong)性(xing)(xing)線(xian),1*95是地線(xian),因(yin)此不(bu)存在中(zhong)性(xing)(xing)線(xian)。當然3*150就是a.b.c三相。有(you)人說1*95是中(zhong)性(xing)(xing)線(xian)?以下是照(zhao)明(ming)配(pei)電(dian)(dian)(dian)(dian)箱(xiang)和動(dong)力(li)配(pei)電(dian)(dian)(dian)(dian)箱(xiang)之間的(de)差異。
了解詳細>>