中(zhong)(zhong)電(dian)氣設備(bei)選擇(ze)(ze)不(bu)當造(zao)成的(de)(de)常見錯誤：生(sheng)產過程中(zhong)(zhong)交流接觸(chu)器(qi)的(de)(de)體(ti)積選擇(ze)(ze)不(bu)當，不(bu)同組的(de)(de)插座(zuo)控制電(dian)路(lu)安裝了(le)相同體(ti)積的(de)(de)交流接觸(chu)器(qi)，三相負載的(de)(de)差異不(bu)完全考慮過的(de)(de)。在(zai)(zai)平衡(heng)狀態下(xia)，不(bu)能在(zai)(zai)所有正常模型中(zhong)(zhong)選擇(ze)(ze)某(mou)些組的(de)(de)輸出交流接觸(chu)器(qi)的(de)(de)電(dian)流水平。基本上，電(dian)流水平是通過一個(ge)步驟選擇(ze)(ze)的(de)(de)，該步驟會導致交流接觸(chu)器(qi)在(zai)(zai)高(gao)溫(wen)天氣下(xia)運(yun)行期(qi)間(jian)燒(shao)斷。

根據電(dian)(dian)(dian)(dian)氣設(she)(she)備的接(jie)(jie)線(xian)規定，接(jie)(jie)線(xian)盒可安(an)裝在封閉或(huo)半(ban)封閉的金屬外殼中或(huo)屏幕上，以(yi)形成配電(dian)(dian)(dian)(dian)室設(she)(she)備。如果一(yi)切正(zheng)常(chang)，可以(yi)使(shi)用(yong)手或(huo)控制開關連接(jie)(jie)或(huo)斷(duan)開電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)路。常(chang)見的錯誤或(huo)異常(chang)取決(jue)于家用(yong)電(dian)(dian)(dian)(dian)器(qi)的維護，以(yi)斷(duan)開電(dian)(dian)(dian)(dian)路或(huo)警報。識(shi)別儀可以(yi)在信(xin)息模式下顯示(shi)各種主要(yao)(yao)參(can)(can)數，還可以(yi)調整(zheng)某些(xie)電(dian)(dian)(dian)(dian)氣設(she)(she)備的主要(yao)(yao)參(can)(can)數，并提醒或(huo)發出所有正(zheng)常(chang)工(gong)作設(she)(she)置的偏差信(xin)號。常(chang)用(yong)于發電(dian)(dian)(dian)(dian)，配電(dian)(dian)(dian)(dian)和變(bian)電(dian)(dian)(dian)(dian)站。

涉及電源系統中發電，傳輸，分配，轉換和功耗中的接通和斷開，控制或保護的作用。高壓配電柜用作電(dian)壓(ya)(ya)(ya)等(deng)級(ji)在(zai)3.6 kV~550 kV的電(dian)氣(qi)產品(pin)作為高壓(ya)(ya)(ya)隔(ge)離開(kai)關，有接地開(kai)關，高壓(ya)(ya)(ya)斷(duan)路器，自動高壓(ya)(ya)(ya)重合(he)和斷(duan)開(kai)裝(zhuang)置(zhi)，高壓(ya)(ya)(ya)操作機構(gou)，防(fang)爆(bao)高壓(ya)(ya)(ya)配電(dian)裝(zhuang)置(zhi)和高壓(ya)(ya)(ya)開(kai)關柜(ju)(ju)等(deng)不(bu)同(tong)類別。通常(chang)，連接到(dao)系(xi)(xi)統主母線的電(dian)容(rong)器柜(ju)(ju)用于中(zhong)央無功(gong)功(gong)率(lv)補償，并(bing)(bing)且通常(chang)與(yu)輸入柜(ju)(ju)并(bing)(bing)聯安裝(zhuang)（系(xi)(xi)統具有PT柜(ju)(ju)，應為高壓(ya)(ya)(ya)系(xi)(xi)統，而(er)低(di)壓(ya)(ya)(ya)系(xi)(xi)統沒有PT柜(ju)(ju)- PT柜(ju)(ju)相當(dang)于降低(di)變壓(ya)(ya)(ya)器，只需要低(di)壓(ya)(ya)(ya)變壓(ya)(ya)(ya)器，但是電(dian)容(rong)器柜(ju)(ju)很少用于高壓(ya)(ya)(ya)系(xi)(xi)統中(zhong)，并(bing)(bing)且高壓(ya)(ya)(ya)電(dian)容(rong)器很難(nan)制造(zao)，并(bing)(bing)且通常(chang)在(zai)低(di)壓(ya)(ya)(ya)側進行集中(zhong)補償。