RVV、RVVB型 铜芯聚氯乙烯绝缘聚氯乙烯护套圆型、平安安装用软电线一、适用范围产品用于交流额定电压300/300V和300/500V及以下的电器设备、照明、自动化装置等在干燥及潮湿场所可移动的连接。电线的线芯长期允许工作温度不超过+70℃，电线的安装温度应不低于-15℃二、产品标准：JBB734-98三、技术参数芯数×标准截面mm2规格绝缘厚度规定值mm护套厚度规定值mm20℃时导体电阻Ω/km不大于铜芯镀芯铜芯2×0.516/0.200.50.639.040.12X0.7524/0.200.60.826.026.72X132/0.200.60.819.520.02X1.530/0.250.70.813.313.72X2.549/0.250.81.07.988.213×0.516/0.200.60.639.040.13X0.7524/0.200.60.826.026.73X132/0.200.60.819.520.03X1.530/0.250.70.913.313.73X2.549/0.250.81.17.988.214X0.7524/0.200.60.826.026.74X132/0.200.60.919.520.04X1.530/0.250.71.013.313.74X2.549/0.250.81.17.988.215X0.7524/0.200.60.926.026.75X132/0.200.60.919.520.05X1.530/0.250.71.113.313.75X2.549/0.250.81.27.988.21 备注；图片与实物描述可能有差异，具体要一实物为准！