配(pei)電(dian)(dian)(dian)箱是按電(dian)(dian)(dian)氣接線要求(qiu)將開關設備、測量儀表(biao)、保護電(dian)(dian)(dian)器和輔助設備組(zu)裝(zhuang)在封閉或(huo)(huo)半封閉金屬(shu)柜中(zhong)或(huo)(huo)屏幅(fu)上，構成(cheng)低(di)壓(ya)配(pei)電(dian)(dian)(dian)箱。正常運(yun)行時可借助手(shou)動或(huo)(huo)自動開關接通或(huo)(huo)分斷(duan)電(dian)(dian)(dian)路(lu)。常用的配(pei)電(dian)(dian)(dian)箱有木制和金屬(shu)制兩種。