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" |
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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
|
|
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| LEU.BS |
应答器数据传输电缆
Data transmission cable for balise
|
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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
|
序 号
Ser.No.
|
项 目
Item
|
指 标
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 0.8—1.0kHz μF/km
|
≤0.04
|
L/1000
|
|
6
|
电容耦合 0.8—1.0kHz pF/km
Capacitance coupling coefficient
k1 最大值Maximum value
k9—k12 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 0.8—1.0kHz 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
|
序 号
Ser.No.
|
项 目
Item
|
指 标
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 0.8—1.0kHz 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 0.8—1.0kHz pF/km
Capacitance coupling coefficient
k1 平均值Average Value
最大值Maximum value
k9—k12 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 0.8—1.0kHz 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
|
芯 数
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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