Plastic Insulated High Performance Flame-retardant Power Cable,0.6/1-26/35kV

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Plastic Insulated High Performance Flame-retardant Power Cable
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.





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