矩形母线最大允许载流量(竖放)


矩形母线最大允许载流量(竖放)

尺寸(mm)铜排载流量(A)铝排载流量(A)宽厚每相铜排数每相铝排数123123153210//165//203275//215//253340//265//304475//365//404625//480//405700//540//505860//665//506955//740//60611231470224087013501720806148021102720115016302100100618102470317014251935250060813202160379010251680218080816902620337013202040262010082080306039301625239030501208240034004340190026503380601014752560330011502010265080101900310039901480241031201001023103610465018202860364012010265041005200207032004100注:1、空气温度25℃,最高允许温度70℃。2、表中所列数值系当母线竖直安装时的最大允许载流量。水平安装时,对于母线宽度大于60毫米的乘以0.92校正系数;小于60毫米及以下的乘以0.95校正系数。