说明Description  :导体: 镀锡铜绞线            Conductor: Stranded tinnet copper绝缘: 低烟无卤聚烯烃        Insulation: halogen free crosslinked polyolefin护套: 低烟无卤聚烯烃        sheath: halogen free crosslinked polyolefin特性Characteristics:标称截面:  2.5、 4.0、6.0 mm2                     Nominal Cross-Section: 2.5、4、6mm2额定温度: -40~﹢90℃                       Rated temperature: -40~﹢90℃额定电压: DC:1.8kv  AC U。/U: 0.6/1kv    Rated Voltage: DC:1.8kv  AC:0.6/1kv  额定电流: 25~32A                         Rated Current: 25~32A耐气候性: UV                                  Weathering Resistance: UV阻燃: 单根垂直燃烧(IEC60332-1)          Burning Behaviour: (IEC60332-1)项目Item技术参数 technical parameters工作温度 work temperature-40℃~﹢90℃工作电压 work voltageDC:1.8kv  AC:0.6/1kv）芯数 No of core1Conductor标称截面           Nominal Cross-Section2.5mm24.0mm26.0mm2铜丝结构              copper wire Construction51/0.25(NO./mm)56/0.30(NO./mm)84/0.3(NO./mm)Insulation实测厚度                 actual measurementthickness0.93mm0.93mm0.85mmSheath实测厚度                    actual measurementthickness0.89mm0.89mm0.77mm成品电线外径 finished cable O.D.6.2±0.1mm6.2±0.1mm6.8-7.2mm导体电阻conductor resistance（20℃）≤8..21Ω/km≤5.09Ω/km≤3.39Ω/km试验电压test voltage6.5/5 No breakdown kV/min