配(pei)電(dian)柜分動力配(pei)電(dian)柜和照明配(pei)電(dian)柜、計(ji)量柜，是配(pei)電(dian)系統的末級設(she)備。配(pei)電(dian)柜是電(dian)動機控(kong)(kong)制中(zhong)(zhong)心的統稱。配(pei)電(dian)柜使用(yong)在負荷比較(jiao)分散、回(hui)路較(jiao)少的場(chang)合(he)，電(dian)動機控(kong)(kong)制中(zhong)(zhong)心用(yong)于負荷集中(zhong)(zhong)、回(hui)路較(jiao)多的場(chang)合(he)。它(ta)們把上一(yi)級配(pei)電(dian)設(she)備某一(yi)電(dian)路的電(dian)能(neng)分配(pei)給(gei)就近(jin)的負荷。這級設(she)備應對(dui)負荷提(ti)供保護、監視和控(kong)(kong)制。