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电线电缆
  交联电缆  
  采掘机电缆
特种电缆
   
6kV~35kV 中低压铜芯及铝芯交联聚乙烯绝缘电力电缆YJV电缆YJV22电缆YJLV电缆YJLV22电缆
XLPE Insulated Power Cable
交联聚乙烯绝缘电力电缆是采用化学方法或物理方法,使聚乙烯分子由线型分子结构转变为三维网状结构,由热塑性的聚乙烯变成热固性的交联聚乙烯,从而提高司乙烯的耐老化性能机械性能和耐环境能力并保持了优良的电气性能
交联聚乙烯绝缘电力电缆导体的市长期最高温为90摄氏度较低绝缘电缆聚氯乙烯绝缘电缆和聚乙烯绝缘电缆高且具有重量轻结构简单使用方便耐化学腐蚀和敷设不受落差限制等优点
26/35KV电力电缆18/30KV交联电缆12/20KVYJV电缆8.7/15KVYJV22电缆线6/10KV铝芯交联电缆线3.6/6KVYJLV单芯电缆
中低压交联电缆产品标准  Standard
本产品按GB12706额定电压35V及以下铜芯铝芯塑料绝缘电力电缆标准生产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 ofGB12706 or IECBSDIN and ICEA upon request.
适用范围  Applications
本产品适用于工频额定电压3.6/6kv26/35kv输配电线路作配送电能子用
The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kv26/35kv.
使用特性  Operating characteristics
工频额定电压U0/U为3.6/6kv26/35kv
Rated power-frepuency voltage U0/U: 3.6/6kv26/35kv.
电缆导体的最高市工作温度90档
Max.admissible operating temperature of the conductor:90.
短路保最长时间不超过5s电缆导体的最高温度不超过2500C
Max. short-circurt temperature of conductor shall not exceed 2500C.
(5s maximum duration)
电缆敷设时环境温度应不低于00C
The ambient temperature under installation should not below 00C.
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
The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of a single-core cable should not less than 15 times of the cable diameter.
电缆额定电压的选择   Voltage designation
电缆的额定电压应适合于电缆低的运行状况用U0/UUmkv表示
U0电缆设计用的导体对地或金属屏蔽之间的额定工频电压
U电缆设计用的导体间的额定工频电压
Um设备可承受的最高低电压的最大值
The rated voltage of the cable for a given applixation shall be suitable for the operating conditions
in the system in which the cable is used,and is expressed in the form of U0/UUmkv
Where:
U0The rated power-frequency voltage between conductors and earth metallic screen ,for which the cable designed;
U The rated power-frequency voltage between conductos, for which the cable designed;
Um The maximum value of thehighest system voltagefor which the equipment may beused.
三相低用电缆的U0低荐如下表
The values of U0 recommened for cable to be used in three-phase systems are listed below:

U kv U m kv U 0 * kv
A 和 B 类低 System categories A and B C 类低 Systems categories C
6 7.2 3.6 6
10 12 6 8.7
15 17.5 8.7 12
20 24 12 18
30 36 18
35 40.5 21 26
A类低美低任何一相导体与地和接地导体接触保能在1min内与低分离
B类低美低仅包括单相接地故障短时运行的条件接地故障时间应不超过1h, 但在任何情况下最长不超过8h每年接地故障总中时间不超过125h
C类低不属于A类B类的低场
System category AThis category comprises those systems in which any phase conductor that comes in contact with earth or an earth conductor. is disconnected from the system within 1 min.
System category B This category comprises those system which,under faultconditions,are operated,are operated for ashorttimewith one phase earthed.This period should not exceed 1 h..Fora longer period, not exceeding 8h on any occasion, can be tolerated.The total duration of earth faults in any year should not exceed 125h.
System categeory CThis category comprises all systems which do not fall into A and B
电缆的型号Type of cable
型号 Type 名称 Designation 适用范围 Application
YJV 铜芯交联聚乙烯绝缘氯乙烯护套电力电缆 Copper conductor,XLPE insulated and PVC sheathed power cable 室内隧道及电缆沟等场所不能承受机低力单芯电缆不市敷设在磁性管道中 For laying indoors intunnel or cable trench,unable to bear external mechan-icalforces.Single-core cable in magnetic duct is not permissible
YJLY 铝芯交联聚乙烯绝缘乙烯护套电力电缆 Aluminium conductor, XLPE insulated and PVC sheathed power cable
YJY 铜芯交联聚乙烯绝缘氯乙烯护套电力电缆 Copper conductor ,XLPE insulated and PEsheathed power cable
YJLY 铝芯交联聚乙烯绝缘氯乙烯护套电力电缆 Alumimium conductor ,XLPE insulated and PEsheathed power cable
YJV22 铜芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Copper conductor ,XLPE insulated, steel tape armoured and PVC sheathed power cable 室内隧道电缆的ڣ或埋地敷设等能承受一定机低力但不能承受大的拉力 For laying indoors in tunnel, cable trench, or direct in ground,able to bear external mechanicalforces, but unable to bear large pulling force
YJLV22 铝芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Aluminium conductor ,XLPE insulated ,steel tape armoured and PVC sheathed power cable
YJV23 铜芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Copper conductor ,XLPE insulated ,steel tape armoured and PVC sheathed power cable
YJLV23 铝芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Aluminium conductor ,XLPE insulated ,steel tape armoured and PVC sheathed power cable
YJV32 铜芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 Copper conductor,XLPE insulated,steel wire armoured and PVC sheathed power cable 室内隧道电缆沟竖井或埋地敷设等能承受机低力和一定的拉力 For laying indoors in tunnel, cable french, well or direct in ground,able to bear external mechanical forces, and certain force
YJLV32 铝芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 Aluminium conductor ,XLPE insulated, steel wire armoured and PVC sheathed power cable
YJV33 铜芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 Copper conductor ,XLPE insulated ,steel wire armoured and PVC sheathed power cable
YJLV33 铝芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 Aluminium conductor ,XLPE insulated ,steel wire armoured and PVC sheathed power cable
生产范围Production range of cable
型号 Type 芯数 Nomber of cores 额定电压 Rated Voltage kV
3.6/6 6/6 6/10 8.7/10 8.7/15 12/20 18/20 18/30 21/35 26/35
导体标称截面 Nominal cross-section of conductlr mm2
YJV
YJLV
YJY
YJLY
1 25-800 25-800 25-800 35-800 50-630 50-630 50-630
3 25-630 25-630 25-500 35-500 50-400 50-400 50-400
YJV22
YJLV22
YJY23
YJLY23
1 25-800 25-800 25-800 35-800 50-630 50-630 50-630
3 25-630 25-630 25-500 35-500 50-400 50-400 50-400
YJV32
YJLV32
YJY33
YJLY33
1 25-800 25-800 25-800 35-800 50-630 50-630 50-630
3 25-630 25-630 25-400 35-400 50-240 50-185 50-150

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