中(zhong)電(dian)氣設備選(xuan)擇不(bu)(bu)當(dang)造成的(de)(de)常見錯誤：生產過程中(zhong)交(jiao)流(liu)接(jie)觸(chu)器的(de)(de)體(ti)積選(xuan)擇不(bu)(bu)當(dang)，不(bu)(bu)同組的(de)(de)插座控制(zhi)電(dian)路安裝了(le)相同體(ti)積的(de)(de)交(jiao)流(liu)接(jie)觸(chu)器，三相負(fu)載的(de)(de)差異不(bu)(bu)完全考慮過的(de)(de)。在(zai)平(ping)(ping)衡狀態下，不(bu)(bu)能在(zai)所(suo)有正常模型(xing)中(zhong)選(xuan)擇某些(xie)組的(de)(de)輸出交(jiao)流(liu)接(jie)觸(chu)器的(de)(de)電(dian)流(liu)水平(ping)(ping)。基(ji)本上(shang)，電(dian)流(liu)水平(ping)(ping)是通過一(yi)個步驟選(xuan)擇的(de)(de)，該(gai)步驟會(hui)導(dao)致交(jiao)流(liu)接(jie)觸(chu)器在(zai)高溫天氣下運行期間燒斷(duan)。

根據電(dian)(dian)(dian)氣設(she)備的(de)(de)(de)接(jie)(jie)線規(gui)定，接(jie)(jie)線盒可安(an)裝在(zai)(zai)封閉或半封閉的(de)(de)(de)金屬外殼中或屏幕(mu)上(shang)，以形成配(pei)電(dian)(dian)(dian)室設(she)備。如(ru)果一切正常(chang)，可以使用(yong)手(shou)或控制開關連接(jie)(jie)或斷開電(dian)(dian)(dian)源電(dian)(dian)(dian)路。常(chang)見的(de)(de)(de)錯(cuo)誤或異常(chang)取決于(yu)家用(yong)電(dian)(dian)(dian)器的(de)(de)(de)維(wei)護(hu)，以斷開電(dian)(dian)(dian)路或警報。識(shi)別(bie)儀可以在(zai)(zai)信息模式下顯(xian)示各種主(zhu)要參數，還(huan)可以調整(zheng)某些電(dian)(dian)(dian)氣設(she)備的(de)(de)(de)主(zhu)要參數，并提醒或發出所有(you)正常(chang)工作設(she)置的(de)(de)(de)偏差信號。常(chang)用(yong)于(yu)發電(dian)(dian)(dian)，配(pei)電(dian)(dian)(dian)和變電(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(yong)作電(dian)壓(ya)(ya)(ya)(ya)等(deng)級(ji)在3.6 kV~550 kV的(de)電(dian)氣產品作為(wei)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)隔離開關，有(you)接地開關，高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)斷路器(qi)，自動高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)重合和(he)斷開裝(zhuang)置(zhi)，高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)操作機構，防(fang)爆(bao)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)配電(dian)裝(zhuang)置(zhi)和(he)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)開關柜(ju)等(deng)不同(tong)類(lei)別。通常，連接到系統(tong)(tong)主母線的(de)電(dian)容(rong)器(qi)柜(ju)用(yong)于(yu)中央無功功率補償，并(bing)且(qie)通常與(yu)輸入柜(ju)并(bing)聯安(an)裝(zhuang)（系統(tong)(tong)具有(you)PT柜(ju)，應為(wei)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong)(tong)，而低(di)壓(ya)(ya)(ya)(ya)系統(tong)(tong)沒有(you)PT柜(ju)- PT柜(ju)相當于(yu)降低(di)變(bian)壓(ya)(ya)(ya)(ya)器(qi)，只需要低(di)壓(ya)(ya)(ya)(ya)變(bian)壓(ya)(ya)(ya)(ya)器(qi)，但是電(dian)容(rong)器(qi)柜(ju)很少用(yong)于(yu)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)系統(tong)(tong)中，并(bing)且(qie)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)電(dian)容(rong)器(qi)很難制(zhi)造，并(bing)且(qie)通常在低(di)壓(ya)(ya)(ya)(ya)側進行集中補償。