绝缘导线固定敷设电线1.橡皮绝缘电线适用于交流电压500V以下的电气设备和照明装置，固定敷 设

电线的长期允许工作温度应不超过65℃

电线的型号、名称及用途见表1

表1 电线的型号、名称及用途型号名 称主要用途BXWBLXW铜芯橡皮绝缘氯丁护套电线铝芯橡皮绝缘氯丁护套电线适用于户内明敷和户外，特别是寒冷地区BXYBLXY铜芯橡皮绝缘黑色聚乙烯护套电线铝芯橡皮绝缘黑色聚乙烯护套电线适用于户内穿管和户外，特别是寒冷地区表1型号中字母的含义如下： B—固定敷设; X—橡皮绝 缘;L—铝芯(铜芯无字母表示);W—氯丁护套;Y—聚乙烯护 套

BXW、BLXW、BXY、BLXY型300/500V橡皮绝缘电线的截 面、线芯结构及规格见表2

表2 BXW、BLXW、BXY、BLXY型300/500V橡皮绝缘电线的截面、线芯结构及规格导体标称截面(mm)导电线芯根数/单线标称直径(mm)绝缘与护套厚度之和标称值(mm)平均外径上限(mm)20℃时导体电阻(Ω/km，不小于)铜芯镀锡铜芯铝芯0.751/0.971.03.924.524.71.01/1.131.04.118.118.21.51/1.381.04.412.112.22.51/1.781.05.07.417.5611.841/2.251.05.64.614.707.3961/2.761.26.83.083.114.91107/1.351.28.31.831.843.08167/1.701.410.11.151.161.91257/2.141.411.80.7270.7341.20续表导体标称截面(mm)导电线芯根数/单线标称直径(mm)绝缘与护套厚度之和标称值(mm)平均外径上限(mm)20℃时导体电阻(Ω/km，不小于)铜芯镀锡铜芯铝芯357/2.521.613.80.5240.5290.8685019/1.781.615.40.3870.3910.6417019/2.141.818.20.2630.2700.4439519/2.521.820.60.1930.1950.32012037/2.032.023.00.1530.1540.25315037/2.252.025.00.1240.1260.20618537/2.522.227.90.09910.1000.16424061/2.252.431.4O.07540.07620.1252.聚氯乙烯绝缘电线适用于交流额定电压450/750V及以下的动力装置的固定敷 设

电线长期允许工作温度，BV-105型不超过105℃，其他型号 不超过70℃

电线敷设温度不低于0℃

电线的型号及名称如下：BV——铜芯聚氯乙烯绝缘电线;BLV——铝芯聚氯乙烯绝缘电线;BVR——铜芯聚氯乙烯绝缘软电线;BVV——铜芯聚氯乙烯绝缘聚氯乙烯护套圆形电线;BLVV——铝芯聚氯乙烯绝缘聚氯乙烯护套圆形电线;BVVB——铜芯聚氯乙烯绝缘聚氯乙烯护套平型电线;BLVVB——铝芯聚氯乙烯绝缘聚氯乙烯护套平型电线;BV—105——铜芯耐热105℃聚氯乙烯绝缘电线

各型号电线的规格及参考数据，分别见表3～表11

表3 BV 300/500V型电线的规格及参考数据标称截面(mm)线芯结构根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)0.51/0.802.48.536.00.75(A)1/0.972.611.124.50.75(B)7/0.372.812.024.51.0(A)1/1.132.813.918.11.0(B)7/0.433.015.018.1表4 BV 450/750V型电线的规格及参考数据标称截面(mm)线芯结构根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)1.5(A)1/1.383.320.312.11.5(B)7/0.523.521.612.12.5(A)1/1.783.931.67.412.5(B)7/0.684.234.87.414(A)1/2.254.447.14.614(B)7/0.854.850.34.616(A)1/2.764.967.13.086(B)7/1.045.471.23.08107/1.357.01191.83167/1.708.01791.15257/2.1410.02810.727357/2.5211.53810.5245019/1.7813.05210.3877019/2.1415.07340.2689519/2.5217.59620.19312037/2.0319.011800.15315037/2.2521.014700.12418537/2.5223.518100.099124061/2.2526.523500.075430061/2.5229.529300.060140061/2.8533.038700.0470表5 BLV 450/750V型电线的规格及参考数据标称截面(mm)线芯结构根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)2.51/1.783.91711.8041/2.254.4227.3961/2.764.9294.91107/1.357.0623.08167/1.708.0781.91257/2.1410.01181.20357/2.5211.51560.8685019/1.7813.02150.6417019/2.1415.02820.4439519/2.5217.53850.32012037/2.0319.04310.25315037/2.2521.05390.20618537/2.s223.56660.16424061/2.2526.58570.12530061/2.5229.510700.10040061/2.8533.013900.0778表6 BVR 450/750V型电线的规格及参考数据标称截面(mm)线芯结构根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)2.519/0.414.234.77.41419/0.524.851.44.61619/0.645.673.63.081049/0.527.61291.831649/0.648.81861.152596/0.5811.03060.72735133/0.5812.54030.52450133/0.6814.55530.38770189/0.6816.57640.268表7 BVV 300/500V型电线的规格及参考数据标称截面芯×(mm)线芯结构芯×根数/直径(mm)电线参考数据外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)下限上限1×0.751×1/0.973.64.32324.51×1.01×1/1.133.84.526.418.11×1.5(A)1×1/1.384.24.934.612.11×1.5(B)1×7/0.524.35.236.512.11×2.5(A)1×1/1.784.85.846.47.411×2.5(B)1×7/0.684.96.051.57.411×4(A)1×1/2.255.46.465.94.611×4(B)1×7/0.855.46.873.34.611×6(A)1×1/2.765.87.091.63.081×6(B)1×7/1.046.07.497.63.081×101×7/1.357.28.8152.01.832×1.5(A)2×1/1.388.49.810912.12×1.5(B)2×7/0.528.610.512312.12×2.5(A)2×1/1.789.611.51577.412×2.5(B)2×7/0.689.812.01727.412×4(A)2×1/2.2510.512.52054.612×4(B)2×7/0.8510.513.02224.612×6(A)2×1/2.7611.513.52653.082×6(B)2×7/1.0411.514.52863.082×102×7/1.3515.018.04711.833×1.5(A)3×1/1.388.810.513612.13×1.5(B)3×7/0.529.011.014612.13×2.5(A)3×1/1.7810.012.01907.413×2.5(B)3×7/0.6810.012.52077.413×4(A)3×1/2.2511.013.02524.61续表标称截面芯×(mm)线芯结构芯×根数/直径(mm)电线参考数据外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)下限上限3×4(B)3×7/0.8511.014.02724.613×6(A)3×1/2.7612.514.53443.083×6(B)3×7/1.0412.515.53693.083×103×7/1.3515.519.05741.834×1.5(A)4×1/1.389.611.516412.14×1.5(B)4×7/0.529.612.017412.14×2.5(A)4×1/1.7811.013.02287.414×2.5(B)4×7/0.6811.013.52527.414×4(A)4×1/2.2512.514.53214.614×4(B)4×7/0.8512.515.53464.614×6(A)4×1/2.7614.016.04393.084×6(B)4×7/1.0414.017.54703.085×1.5(A)5×1/1.3810.012.019212.15×1.5(B)5×7/0.5210.512.520612.15×2.5(A)5×1/1.7811.514.02727.415×2.5(B)5×7/0.6812.014.52927.415×4(A)5×1/2.2513.516.03794.615×4(B)5×7/0.8514.017.04184.615×6(A)5×1/2.7615.017.55183.085×6(B)5×7/1.0415.518.55503.08表8 BLVV 300/500V型电线的规格及参考数据标称截面(mm)线芯结构根数/直径(mm)电线参考数据外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)下限上限2.51/1.784.85.831.111.841/2.255.46.441.07.3961/2.765.87.050.64.91107/1.357.28.881.13.08表9 BVVB 300/500V型电线的规格及参考数据标称截面芯×(mm)线芯结构芯×根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)2×0.752×1/0.974.6×7.043.724.52×1.02×1/1.134.8×7.451.018.12×1.52×1/1.385.4×8.465.912.12×2.52×1/1.786.2×9.895.77.412×42×7/0.857.2×11.5146.04.612×62×7/1.048.0×13.0200.03.082×102×7/1.359.6×16.0323.01.832×0.753×1/0.974.6×9.462.624.502×1.03×1/1.134.8×9.874.318.102×1.53×1/1.385.4×11.595.612.102×2.53×1/1.786.2×13.51407.412×43×7/0.857.4×16.52204.612×63×7/1.048.0×18.02953.082×103×7/1.359.6×22.54851.83表10 BLVVB 300/500V型电线的规格及参考数据标称截面芯×(mm)线芯结构芯×根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)2×2.52×1/1.786.2×9.864.911.82×42×1/2.256.8×11.080.77.392×62×1/2.767.4×12.01044.912×102×7/1.359.6×16.01773.083×2.53×1/1.786.2×13.593.911.83×43×1/2.257.0×15.01237.393×63×1/2.767.4×17.01534.913×103×7/1.359.6×22.52613.08表11 BV-105 450/750V标称截面(mm)线芯结构芯×根数/直径(mm)电线参考数据最大外径(mm)质量(kg/km)20℃时导体电阻(Ω/km，不大于)0.51/0.802.79.5360.751/0.972.812.224.51.01/1.133.015.118.11.51/1.383.320.312.12.51/1.783.932.07.4141/2.254.447.14.6061/2.764.967.13.08电线型号中字母的含义为：B——固定敷设;L——铝芯(铜芯无字母表示);V——聚氯乙烯绝缘;V——聚氯乙烯护套;R——软电线;B——平型电线(圆形无字母表示)

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