钢芯铝绞线、架空绝缘线载流量表及钢芯铝绞线LGJ-的物理参数及载流量

LGJ钢芯铝绞线持续载流量标称截面（mm2）载流量(A)导体工作温度（°C）7080901066788716851001152511013015035135160180501601902207019523026595230270300120260300335150325395455185370460530240440545635架空绝缘电缆的载流量（θa=30℃θn=65℃）线芯截面（mm2）0.6/1KV（A）10KV（A）铝芯铜芯铝芯铜芯铝芯单芯2芯4芯单芯2芯4芯3+K芯①单芯JKLYJKLYJJKLYJKLY/QJKLHYJKYJKLHY/QJKLYJJKYJJKLYJ/QJKLHYJJKLHYJ/Q10605078656584100168578681101009072951202512097931451351209312014535150125110185175145115151185501801551302152101701401832307020519417027525521518523425095260235200330305275215295285120315280240410355305265337320150360475380185420550425240500635500300565注JKLY型电缆载流量系计算数据供参考，其余数据摘自四川电缆厂资料。①K为第4芯，截面可从10—120mm2任选，表中载流量数据系与相线等截面。型钢芯铝绞线LGJ的物理参数及载流量（GB1179-83）标称截面积/(mm2铝/钢)根数/直径（mm）计算截面（mm2）外径（mm）最大直流电阻Ω计算拉断力（N）计算重量（kg/km）弹性模量/GPa线胀系数/10-6C-1计算载流量/Ａ铝钢铝钢总计708090LGJ-10/26/1.501/1.504.52.706412042.97919667887LGJ-16/36/1.851/1.855.551.779613065.27919.185100113LGJ-25/46/2.321/2.326.961.1319290102.67919.1111131149LGJ-35/66/2.721/2.728.160.823126301417919.1134158180LGJ-50/86/3.201/3.2048.258.0456.299.616870195.17919.1161191218LGJ-50/3012/2.327/2.3211.60.56924262037210515.3166195218LGJ-70/106/3.801/3.8068.0511.3479.3911.40.421723390275.27919.1194232266LGJ-70/4012/2.727/2.7213.60.414158300511.310515.3196230257LGJ-95/1526/2.157/1.6794.3915.33109.7213.610.305835000380.87618.9252306351LGJ-95/207/4.167/1.8595.1418.82113.9613.870.301937200408.97618.5233277319LGJ-95/5512/3.207/3.20160.299278110707.710515.3230270301LGJ-120/718/2.901/2.90118.896.61125.514.50.2422275703796621.2287350401LGJ-120/2026/2.387/1.85115.6718.82134.4915.070.249641000466.87618.9285348399LGJ-120/257/4.727/2.10122.4824.25146.7315.740.234547880526.67618.5265315365LGJ-120/7012/3.607/3.60122.1571.25193.4180.236498370895.610515.3258301335LGJ-150/818/3.201/3.20144.768.04152.8160.198932860461.46621.2323395454LGJ-150/2024/2.787/1.85145.6818.82164.516.670.19846630549.47319.6326400461150（LGJQGB1179-74）7/1.824/2.816559LGJ-150/2526/2.707/2.10148.8624.25173.1117.10.1939541106017618.9331407469LGJ-150/3530/2.507/2.50147.2634.36181.6217.50.196265020676.28017.8331407469150（LGJJGB1179-74）7/2.530/2.517.5678185/1018/3.601/3.60183.2210.18193.418.10.1572408805846621.2372458528185/2524/3.157/2.10187.0424.25211.2918.90.154259420706.17319.6379468540185（LGJQGB1179-74）7/2.024/3.118.4687185/3026/2.987/2.32181.3429.59210.9318.880.159264320732.67618.9373460531LGJ-185/4530/2.807/2.80184.7343.1227.8319.60.156480190848.28017.8379469541185（LGJJGB1179-74）7/2.830/2.819.6850LGJ-210/1018/3.807/3.80204.1411.34215.48190.141145140650.76621.2397490565LGJ-210/2524/3.337/2.22209.0227.1236.1219.98017319.6405501579LGJ-210/3526/3.227/2.50211.7334.36246.0920.380.136374250853.97618.9409507586LGJ-210/5030/2.987/2.98209.2448.82258.0620.860.138190830960.88017.8409507586LGJ-240/3024/3.607/2.40244.2931.67275.9621.60.118175620922.27319.6445552639240（LGJQGB1179-74）7/2.424/3.5921.6937LGJ-240/4026/3.427/2.66238.8538.9277.7521.660.120983370964.37618.9440546633LGJ-240/5530/3.207/3.20241.2756.3297.5722.40.119810210011088017.8445554641240（LGJJGB1179-74）7/3.230/3.222.41111LGJ-300/1542/3.007/1.67296.8815.33312.2123.010.0972468060939.86121.4495615711LGJ-300/2045/2.937/1.95303.4220.91324.3323.430.09527568010026320.9502624722LGJ-300/2548/2.857/2.22306.2127.1333.3123.760.094338341010586520.5505628726300（LGJQGB1179-74）7/2.654/2.62LGJ-300/4024/3.997/2.66300.0938.9338.9923.940.096149222011337319.6503628728LGJ-300/5026/3.837/2.98299.5448.82248.3624.260.0963610340012107618.9504629730LGJ-300/7030/3.607/3.60305.3671.25376.6125.20.0946312800014028017.8512641745300（LGJJGB1179-74）19/2.230/3.67LGJ-400/2042/3.517/1.95406.420.91427.3126.910.071048885012866121.4595746864LGJ-400/2545/3.337/2.22391.9127.1419.0126.640.07379594012956320.9584730845LGJ-400/3548/3.227/2.50390.8834.36425.2426.820.0738910390013496520.5583729844LGJ-400/5054/3.077/3.07399.7351.82451.5527.630.07232112340015116919.3592741857400（LGJQGB1179-74）7/3.054/3.04LGJ-400/6526/4.427/3.44398.9465.06464280.0723613520016117618.9597752876LGJ-400/9530/4.1619/2.50407.7593.27501.0229.140.0708717130018608017.8608767895400（LGJJGB1179-74）19/2.530/4.17LGJ-500/3545/3.757/2.50497.0134.36531.37300.0581211950016426320.9670842977LGJ-500/4548/3.607/2.80488.5843.1531.68300.0591212810016886520.5664834967LGJ-500/6554/3.447/3.44501.8865.06566.9430.960.057615400018976919.3667850983500（LGJQGB1179-74）19/2.054/3.37LGJ-630/4545/4.207/2.80623.4543.1666.5533.60.0463314870020606320.97639641120LGJ-630/5548/4.127/3.20639.9256.3696.2234.320.0481416440022096520.57759791136LGJ-630/8054/3.8719/2.32635.1980.32715.5134.820.0455119290023886719.47749771131600（LGJQGB1179-74）19/2.254/3.69720/5045/4.5297/3.02725.150.14775.2436.231