0.6/1~26/35kV塑料绝缘高阻燃（隔氧层）电力电缆

产品标准 Standard 　　本产品按GB12706-91《额定电压35KV及以下铜芯、铝芯塑料绝缘电力电缆》、GB12666.5-90《电线电缆成束燃烧试验》、GB/T17650-1998《取自电缆或光缆的材料燃烧时释出气体的试验方法》和GB/T17651-1998《电缆或光缆在特定条件下燃烧的烟密度测定》标准生产0.6/1kv~26/35kv塑料绝缘电力电缆，同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。 The product is manufactured according to the standard of GB12706-91、GB12666.5-90、GB/T17650-1998 and GB/T17651-1998 or IEC and DIN and ICEA. 适用范围 Applications 　　本产品适用于工频额定电压0.6/1kv~26/35KV 输配电线路作配送电能之用。 The product is suitable for power transmission and distribution lines with rated voltage 0.6/1kv~26/35kv. 使用特性 Operating characteristics . 　　工频额定电压U0/U为0.6/1kv~26/35kv. Rated power frequency voltage U0/U:0.6/1KV~26/35KV. 　　PVC绝缘电缆导体的长期最高工作温度为70℃。XLPE绝缘电缆导体的长期允许最高工作温度为90℃ PVC insulated power cable Max . permissible continuous operating temperature of the conductor should not exceed 70 ℃，XPLE permissible continuous operating temperature of the conductor should not exceed 90℃. 　　短路时（最长持续时间不超过5s）电缆导体的最高温度不超过250 Max Short –circurrt temperature of conductor shall not exceed 250.(5s maximum duration) 　　电缆敷设时环境温度不低于0℃ The installation temperature should not below 0℃ 　　电缆阻燃性能满足GB12666.5-90标准A类相应指标要求。 The flame-ratardant properties of cable comply with the requirements specified in A kind of GB12666.5-90 　　低卤电缆除应满足GB12666.5-90标准中A类相应指标要求外，还应满足GB/T17650.1-1998标准规定的相应指标。 The flame-retardant properties of lower halogen cable comply with requirements specified in A kind of GB12666.5-90 except compluing with requirements specified in GB/T17650.2-1998 . 　　无卤电缆除应满足GB12666.5-90标准中A类相应指标要求外，还应满足GB/T17650.2-1998和GB/T17651-1998标准规定的相应指标。 The flame-retardant properties of no halogen cable comply with requirements specified in A kind of GB12666.5-90 except compluing with requirements specified in GB/T17650.2-1998 .and GB/T17651-1998. 　　电缆弯曲半径：三芯电缆不小于电缆外径15倍；单芯电缆不小于电缆外径20倍。 Three bending radius of a single core should not less than 20 times of the cable diameter Two bending radius of a three-core cable should not less than 15 times of the cable diameter. 电缆额定电压的选择 Voltage designation 　　电缆额定电压应适合于电缆的系统的运行状况，用U0/U（Um）表示，均为有效值，单位为kv 　　U0- 电缆设计用导体与屏蔽或金属套之间的额定工作电压； 　　U—电缆设计用导体之间的额定工频电压； 　　Um –设备可承受的“最高系统”电压的最大值。 The rated voltage of the cable for a given application shall be suitable for the operating condition in the system in which the cable is used ， and is expressed in the form of U0/U（Um）are applied to the system voltages and running state ， and expressed in the form U0/Ukv. U0-The rated power-frequency voltage between conductor and earth or metallic screen ，for which the cable designed . U-The rated power –frequency voltage between conductors for which the cable designed. Um- –The maximum value of “the highest system voltage ”for which the equipment may be used.