AWG导线规格.pdf

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1、单位长度电阻rA=ρ/Ω/mxx-7电流密度：1圆密尔→7.85×10平方英寸－62-421圆密尔→5.07×10cm=5.07×10mm2500圆密尔/A→3.944A/mm1英寸＝1000密尔表10-5英美导线规格AGW铜直径铜面积绝缘直径带绝缘面积Ω/mΩ/mA22j=4.5A/mm2mmmmmmmm20℃100℃102.595.26202.735.85720.00330.004423.679112.314.17292.444.76380.00410.005518.778122.053.30922.183.73090.00520.007014.892131

2、.832.62431.952.97930.00660.008811.809141.632.08111.742.38000.00830.01119.365151.451.65041.561.90210.01040.01407.427161.291.30881.391.52070.01320.01765.890171.151.03791.241.21640.01660.02224.671181.020.82311.110.97350.02090.02803.704190.910.65271.000.77940.02640.03532.937200.810.51760

3、.890.62440.03330.04452.329210.720.41050.800.50040.04200.05611.847220.640.32550.710.40130.05300.07081.465230.570.25820.640.32210.06680.08921.162240.510.20470.570.25860.08420.11250.921250.450.16240.510.20780.10620.14190.731260.400.12870.460.16710.13390.17890.579270.360.10210.410.13440.

4、16890.22560.459280.320.08100.370.10830.21290.28450.364290.290.06240.330.08720.26850.35870.289300.250.05090.300.07040.33850.45230.229310.230.04040.270.05680.42690.57040.182320.200.03200.240.04590.53840.71920.144330.180.02540.220.03710.67890.90700.114340.160.02010.200.03000.85601.14370

5、.091350.140.01600.180.02431.07951.44220.072360.130.01270.160.01971.36121.81860.057370.110.01000.140.01601.71652.29320.045380.100.00800.130.01302.16442.89170.036390.090.00630.120.01062.72933.64640.028400.080.00500.100.00863.44274.59810.023410.070.00400.090.00704.33995.79820.01810.2.3铜

6、带GB2059-89在大功率变压器或电感中经常采用纯铜（紫铜）带作为导线。纯铜（紫铜）带供应状态有T2M和T2Y两种。厚度有0.05，0.08，0.1，0.15，0.20，0.25，0.30（mm）等，厂家也可以根据用户要求的厚度供应。铜带厚度及其允许的偏差如表10-6所示。表10-6铜带厚度及其允许的偏差(GB2059-89)厚度允许偏差（mm）144