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表3 單芯和多芯電纜用第5種軟銅導(dǎo)體
標(biāo)稱截面mm2
導(dǎo)體中單線最大直徑 mm
20 ℃時(shí)最大電阻Ω/km
20℃時(shí)導(dǎo)體最大電阻Ω/km
不鍍金屬
鍍金屬
0.50.7511.52.54610162535
0.210.210.210.260.260.310.310.410.410.410.41
39.026.019.513.37.984.953.301.911.210.7800.554
40.126.720.013.78.215.093.391.951.240.7950.565
507095120150185240300400500630
0.410.510.510.510.510.510.510.510.510.610.61
0.3860.2720.2060.1610.1290.1060.08010.06410.04860.03840.0287
0.3930.2770.2100.1640.1320.1080.08170.06540.04950.03910.0292
[hscable 在 2008-6-30 0:26:17 編輯過(guò)]