Products:

铝护套、综合护套铁路计轴电缆
Aluminium sheath,Composite sheath Axle counter cables

产品特点及用途 Character & Usage

这些电缆把轨道旁用来确定列车位置、行驶方向、行驶距离、车厢数量与完整性等情况的计数点连接在一起。
These cables connect trackside counting points which determine train presence, direction of travel, length, number of wagons and integrity.

本产品适用于额定电压交流500V或直流1500V以下的供电设备。
These cable is used in rated AC500V or DC 1500V power supply equipments.

铝护套铁路计轴电缆具有良好的屏蔽性能,适用于电气化铁路自动闭塞区段。综合护套铁路计轴电缆适用于非电气化铁路自动闭塞区段。
Aluminium sheath railway Axle counter cables have excellent shielding performance. The cable is suitable in section of axle counting automatic block of electric railway. Comprehensive sheath Axle counter cables is suitable in section of axle counting automatic block of unelectrified railway

使用特性 Operating Characteristics:
1.1 电缆导体长期工作温度应不超过70℃。
Conductor of cable operating temperature should not higher than 70 deg.
1.2 电缆敷设时的环境温度:聚氯乙烯护套电缆不低于0℃,聚乙烯护套电缆不低于-10℃。
The ambient temperature laid in :PVC sheath cable not lower than 0 deg.,PE sheath not lower than -10 deg.
1.3 电缆敷设时的弯曲半径不小于电缆外径的15倍。
mini bending radius: more than 15 times of cable outer dimeter
1.4 铝护套计轴电缆的理想屏蔽系数不大于0.1,综合护套计轴电缆的理想屏蔽系数不大于0.8。
Aluminium sheath axle counter cable ideal SCREENING FACTORS is not more than Comprehensive sheath Axle counter cables not more than 0.8

型号和名称 Types and Description


型号
TYPES

名称
Name

适用范围,敷设范围
Applied Scope,Installation Field

规格(芯)
Specification (core)

PJZL22

聚乙烯绝缘铝护套钢带铠装聚氯乙烯外护套
PE insulation aluminium sheath steel tape armoured PVC outer sheath Axle counter composite sheath cable,

敷设在土壤及槽、管中,能承受较大的机械外力
For laying in tunnel, cable trench, or direct in ground ,able to bear larger external mechanical forces.

12、14、16、22、24、26、28、30、32、 34、36、38、 40、42、44、 46、48、50、56

PJZL23

聚乙烯绝缘铝护套钢带铠装聚乙烯外护套计轴综合电缆
PE insulation aluminium sheath steel tape armoured PE outer sheath Axle counter composite cable

PJZA22

聚乙烯绝缘综合护套钢带铠装聚氯乙烯外护套计轴综合电缆
PE insulation composite sheath steel tape armoured PVC outer sheath Axle counter composite cable

PJZA23

聚乙烯绝缘综合护套钢带铠装聚乙烯外护套计轴综合电缆
PE insulation composite sheath steel tape armoured PE outer sheath Axle counter composite cable

注:电缆选用原则和敷设防护,建议参考TB 10007-99《铁路信号设计规范》、TB 10206-99《铁路信号施工规范》.
Note: Cable selection, installation and protection,please refer to Standards ,TB 10007-99"Code for design of railway signaling"、TB 10206-99 "Code for construction of railway signaling"

型号说明 Types Code Instruction

代号
Code

含义
Instruction

代号
Code

含义
Instruction

PT 铁路信号电缆
Railway Signal Cable
22 双钢带铠装聚氯乙烯外护套
Double Steel Tape Armour PVC Outer-sheath
SPT 铁路数字信号电缆
Railway digital signaling cable
23 双钢带铠装聚乙烯外护套
Double Steel Tape Armour PE Outer-sheath
YW 皮-泡-皮物理发泡聚烯烃绝缘
physically foamed skin-foam-skin polyolefin insultaion
03 非铠装聚乙烯外护套
non-armour PE Outer-sheath
Y 聚烯烃绝缘或护套
polyolefin insultaion or Sheath
H 耐寒型
Cold Resistant
P 内屏蔽(数字电缆)
Inner Shield (Digital Cable)
DWZR 低烟无卤阻燃
low somke halogen free &flame retardant
P 铜丝编织屏蔽(应答器数据传输电缆)
Copper wire braided sreen (Data transmission cable for balise)
-FBY 防白蚁型
termite resistant type
L 铝护套
Aluminium Sheath
-GP 高屏蔽型
high-performance shielding type
A 综合护套
Comprehensive Sheath
   
PJ 计轴信号电缆
Axle Counter Signaling Cable
   
HE 长途对称电缆
Long distance symmetric cable
   
LEU.BS 应答器数据传输电缆
Data transmission cable for balise
   
主要技术指标 Main Technical Index of Cable                                        
1 低频组电气性能指标 Low Frequency Group Electrical Properties                        

  
Ser.No.
            
Item
 
Index
换算公式
Conversion Formula
1
20℃时导电线芯直流电阻                    Ω/km
20℃ Conductive cores DC resistant Ω/km
28.5
L/1000
2
工作线对导体电阻不平衡
Resistance unbalance of conductor working pair
1%
——
3
绝缘电阻 Insulation resistant                                MΩ·km
每根线芯对其它与钢带连接的线芯
Each insulated wire versus others cores connected with steel tape
5000
1000/L
4
绝缘耐压 Dielectric voltage Withstand(AC 50Hz   V   持续时间time of duration    2min
所有线芯连接在一起对屏蔽与金属套
all wires connected together versus screen and metal sheath
芯对芯 core versus core 
 
1800
1000
 
——
——
5
工作电容 Capacitance           0.81.0kHz          μF/km
0.04
L/1000
6
电容耦合        0.81.0kHz             pF/km
Capacitance coupling coefficient
k1        最大值Maximum value   
k9k12   平均值 Average value   
          最大值Maximum Value   
 
330
168
472
 
L/1000
L/1000
7
对地电容不平衡    0.81.0kHz              pF/km
Capacitance unbalance to earth
e1 e2       最大值   Maximum
 
800
 
L/1000

2. 四线组、对绞组电气性能指标 Quad,Twisted pair Electrical Properties  
 

  
Ser.No.
            
Item
 
Index
换算公式
Conversion Formula
1
20℃时导电线芯直流电阻                      Ω/km
20℃ conductive cores DC resistant Ω/km
23.5
L/1000
2
工作线对导体电阻不平衡
Resistance unbalance of conductor working pair
2%
——
3
绝缘电阻Insulation resistant                                    MΩ·km
每根线芯对其它与钢带连接的线芯
Each insulated wire versus others cores connected with steel tape
5000
1000/L
4
绝缘耐压Dielectric voltage withstand(AC 50Hz    V    持续时间Time of duration    2min
所有线芯连接在一起对屏蔽与金属套
All wires connected together versus screen and metal sheath
芯对芯 core versus core
 
1800
1000
 
——
——
5
工作电容 Capacitance        0.81.0kHz               μF/km
对绞组 twisted pair
四线组quad
任一线芯对其它接地线芯间电容
Each core versus others earthing core
 
 
0.07
0.05
0.10
 
L/1000
6
电容耦合        0.81.0kHz               pF/km
Capacitance coupling coefficient
k1        平均值Average Value   
最大值Maximum value   
k9k12   平均值Average Value   
          最大值Maximum value   
 
100
330
120
230
 
L/500
L/500
7
对地电容不平衡    0.81.0kHz              pF/km
Capacitance unbalance to earth
e1 e2       平均值Average value 
最大值Maximum value 
 
300
1300
 
L/500
L/500

 
电缆的参考外径及重量 Cable Outer Diameter and Weight                     

 
Cores No.
参考外径
(mm)
Outer-Diameter
参考重量 kg/km
Ref.Weight
参考外径
(mm)
Outer-Diameter
参考重量 kg/km
Ref.Weight
PJZL22
PJZL23
PJZA22
PJZA23
12
16
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
56
26.6
28.6
31.0
31.0
31.0
32.0
32.0
32.0
35.0
35.0
35.0
37.0
37.0
37.0
37.0
37.0
37.0
40.4
1018
1146
1353
1373
1393
1460
1480
1500
1661
1681
1701
1812
1831
1853
1873
1893
1913
2147
965
1088
1284
1304
1323
1389
1408
1428
1582
1602
1622
1728
1748
1769
1789
1810
1829
2047
20.2
21.6
23.1
23.1
23.1
24.7
24.7
24.7
27.2
27.2
27.5
28.8
28.8
31.9
31.9
31.9
31.9
33.2
476
547
636
666
686
746
765
785
857
880
908
968
988
1357
1380
1400
1420
1528
436
504
600
620
640
696
716
736
803
825
853
905
924
1286
1309
1392
1349
1454

 
电缆的交货长度 Delivery length                           
1000m及以上长度的电缆不小于总交货长度的50%500m以下短段电缆交货长度不超过总交货长度的5%。长度计量误差±0.5%
Cable with length 1000m and over do not less than 50% of total delivery length, and with length less than 500m not more than 5% of total delivery length.
根据双方协议,允许以任何长度的电缆交货。
Cable can be delivered at any length by negotiation.

 




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