常用电力电缆载流量表.doc

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1、常用电力电缆载流量表VV29-铜芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆VV29-铝芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆标称面积mm2线芯结构no/mm绝缘厚度mm护套厚度mm计算外径mm环境25℃时载流量(A)空气敷设环境25℃时载流量(A)埋土敷设成品近似重量kg/km备注铜芯铝芯铜芯铝芯铜芯铝芯1*107*1.351.01.613.480.661.5103.979.03462851*167*1.701.01.614.5106.081.5126.7104.94363361*257*2.141.21.616.3143.1110.2181.3138.75694141*357*2.521

2、.21.617.7173.8133.6220.5169.66964801*5019*1.781.41.819.8217.3167.5270.3208.89186051*7019*2.141.41.819.8268.2206.7331.8255.512727831*9519*2.521.62.022.0329.7253.4394.3304.2162210361*12037*2.031.62.026.2377.4292.6454.7350.7190211621*15037*2.251.82.028.4434.6335.0518.3398.6227413551*18537*2.522.02.230.

3、9494.0380.5580.9447.3272915821*24061*2.252.22.233.6584.0449.4676.3521.5333918531*30061*2.522.42.637.0669.9515.2760.0584.1404520732*42*1*2.250.81.615.438.228.647.737.13853352*62*1*2.761.01.617.247.737.159.445.64804032*102*7*1.351.01.820.563.848.877.459.46615382*162*7*1.71.01.823.585.765.7106.080.6998

4、7972*252*7*2.141.22.027.2112.485.7138.7106.0133010192*352*7*2.521.22.229.9135.7104.9166.4128.3163111922*502*18*1.91.42.027.3169.6130.4202.5155.61775.01166.02*702*18*2.251.42.230.3208.8161.1247.0190.82272.01419.02*952*24*2.251.62.233.7254.4196.1294.7226.82878.01718.02*1202*24*2.551.62.636.7294.7227.9

5、339.2261.83477.02012.02*1502*45*2.071.82.639.7338.1260.7382.7293.64175.02346.03*43*1*2.250.81.616.032.924.441.331.8444.0370.03*63*1*2.761.01.618.041.331.851.940.3564.0454.03*103*7*1.351.01.822.255.142.470.054.1937.0753.03*163*7*1.71.02.025.075.357.292.271.01229.0128.03*253*7*3.141.22.028.6101.877.41

6、21.993.31643.01176.03*353*7*2.521.22.231.4120.893.3147.3113.42251.01599.03*503*18*1.91.42.231.2152.6117.7182.3141.02432.01619.03*703*18*2.251.42.635.0189.7146.3236.4171.73153.01872.03*953*24*2.251.62.638.8230.0177.0261.8201.44027.02287.03*1203*24*2.551.62.641.5267.1205.6299.9231.14819.02622.03*1503*

7、45*2.071.83.046.5309.5238.5343.4262.95932.03188.03*1803*45*2.302.03.050.5353.0272.0382.7295.77110.03725.03*2403*45*2.622.23.456.2415.5323.3446.3343.48965.04573.03*4+1*2.53*1*2.25+1*1*1.750.81.616.831.