常用线缆规格及空气开关的型号选择

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1、常用线缆规格（BVBLVBVR）2截面㎜最大直径铝（A）铜(A)2.53.91731.644.42247.564.92967.1107621191687817925101182813511.51563815013.221552170152827349517.538696212019431118015021539147018523.5666181024026.5857235030029.5107029304003313903870BV聚氯乙烯铜线BLV聚氯乙烯铝线BVR铜软线BV－105铜105℃BVV铜线（潮湿环境高防护）BXF橡皮绝缘铜线BLXF橡皮绝缘铝线BL

2、VV铝线（潮湿环境高防护）VV29-铜芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆VLV29铝芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆环境25℃时载环境25℃时载流成品近似重线芯结构绝缘厚度护套厚度计算外流量（A）埋土标称面积m㎡量(A)空气敷设量kg/kmno/mmmmmm径mm敷设铜芯铝芯铜芯铝芯铜芯铝芯1*107*1.3511.613.480.661.5103.9793462851*167*1.7011.614.510681.5126.7104.94363361*257*2.141.21.616.3143.1110.2181.3138.75694141*35

3、7*2.521.21.617.7173.8133.6220.5169.66964801*5019*1.781.41.819.8217.3167.5270.3208.89186051*7019*2.141.41.819.8268.2206.7331.8255.512727831*9519*2.521.6222329.7253.4394.3304.2162210361*12037*2.031.6226.2377.4292.6454.7350.7190211621*15037*2.251.8228.4434.6335518.3398.6227413551*18537*2

4、.5222.230.9494380.5580.9447.3272915821*24061*2.252.22.233.6584449.4676.3521.5333918531*30061*2.522.42.637669.9515.2760584.1404520732*42*1*2.250.81.615.438.228.647.737.13853352*62*1*2.7611.617.247.737.159.445.64804032*102*7*1.3511.820.563.648.877.459.46615382*162*7*1.711.823.585.765.71

5、0680.69987972*252*7*2.141.2227.2112.485.7138.7106133010192*352*7*2.521.22.229.9135.7104.9166.4128.3163111922*502*18*1.91.4227.3169.6130.4202.5155.6177511662*702*18*2.251.42.230.3208.8161.1247190.8227214192*952*24*2.251.62.233.7254.4196.1294.7226.8287817182*1202*24*2.551.62.636.7294.72

6、27.9339.2261.8347720122*1502*45*2.071.82.639.7338.1260.7382.7293.6417523463*43*1*2.250.81.61632.924.441.331.84443703*63*1*2.7611.61841.331.851.940.35644543*103*7*1.3511.822.255.142.47054.19377533*163*7*1.7122575.357.292.27112291283*253*7*3.141.2228.6101.877.4121.993.3164311763*353*7*2

7、.521.22.231.4120.893.3147.3113.4225115993*503*18*1.91.42.231.2152.6117.7182.3141243216193*703*18*2.251.42.635189.7146.3236.4171.7315318723*953*24*2.251.62.638.8230177261.8201.4402722873*1203*24*2.551.62.641.5267.1205.6299.9231.1481926223*1503*45*2.071.8346.5309.5238.5343.4262.95932318

8、81*18