配電(dian)(dian)箱(xiang)是按電(dian)(dian)氣接線要求將(jiang)開(kai)(kai)關設備(bei)、測量(liang)儀(yi)表(biao)、保(bao)護(hu)電(dian)(dian)器(qi)和輔助(zhu)設備(bei)組裝在封閉或半(ban)封閉金屬(shu)柜中或屏(ping)幅上，構成低壓配電(dian)(dian)箱(xiang)。正常運行(xing)時可(ke)借助(zhu)手動(dong)或自動(dong)開(kai)(kai)關接通或分斷電(dian)(dian)路(lu)。常用的配電(dian)(dian)箱(xiang)有木制(zhi)和金屬(shu)制(zhi)兩種。