线径、桥架、穿线管穿线根数计算查询

线型UTP5网线UTP64芯室内光缆8芯12芯4芯GYXTW8芯GYXTW12芯GYXTW室外光缆24芯GYXTW48芯GYXTW96芯GYXTW144芯GYXTWHYV-10*2*0.5HYV-25*2*0.5大对数电缆HYV-30*2*0.5HYV-50*2*0.5HYV-100*2*0.5SYV75-5视频线缆SYV75-9SYWV-75-5射频发泡线缆SYWV-75-9RVV2*0.75RVV2*1.0RVV2*1.5RVV2*4RVV2*6电源线缆RVV2*10RVV3*1.5RVV3*2.5RVV3*4RVV3*6RVVP2*0.75RVVP2*1.0控制线缆RVVP2*1.5RVVP2*4.0直径5.36.25.25.66.38.39.4121618192111141519257.212.28.114.27.68.111.412.61416131416188.49.112.313.2截面积根数 线缆截面积之和桥架使用率22.050653487673.626250%30.17544120.701650%21.226450%24.617650%31.1566550%54.0786550%69.3626113.04200.96254.34283.385346.18594.985153.86176.625283.385490.62540.6944116.8394穿线管使用率51.5038540%158.287440%45.341640%51.5038540%102.0186124.6266153.86200.96132.665153.86200.96254.3455.389665.00585118.7627136.7784桥架宽mm桥架高mm桥架截面积mm2桥架有效容量mm2

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管的型号管径（mm）管的截面积mm2管的有效截面积mm2DN3030706.5282.6DN2525490.625196.25DN2020314125.6DN1515176.62570.65使用率不要超过截面积的40%