用途 Usage
本产品适用于额定电压交流500V或直流1000V及以下传输铁路信号、音频信号或自动信号装置的控制电路，其中综合护套、铝护套铁路信号电缆具有一定的屏蔽性能，适宜于电气化区段或其它有强电干扰的地区敷设.
It is used in rated voltage up to AC 500V or DC 1000V control circuit as railway signal transmission and communication,audio signal or automatism signal,the multi-sheath railway signal cable has screen character,which is suitable for laying in electrified railways or others field under strong Interference.
使用特性 Operating Characteristics:
1.1 电缆的使用环境温度为-40℃~+60℃。
1.2 电缆导体长期工作温度应不超过+70℃。
1.3 电缆敷设环境温度：聚氯乙烯外护套电缆应不低于0℃;聚乙烯外护套电缆应不低于-20℃。
1.4 电缆的允许弯曲半径：非铠装电缆应不小于电缆外径的10倍；铠装电缆应不小于电缆外径的15倍。
1.5 综合护套铁路信号电缆的理想屏蔽系数≤0.8；铝护套铁路信号电缆的理想屏蔽系数≤0.3
1.1 The ambient temperature :-40 deg.~+60 deg.
1.2 the operating temperature should not be higher than +70deg.
1.3 The ambient temperature under installation ,PVC sheath cable should not be below 0 deg.,PE sheath cable should not be below -20 deg.
1.4 mini bending radius: non-armoured cable>=10 times of the cable diameter armoured cable>=12 times of the cable diameter
1.5 multi-sheath train signal cable screening factors ≤0.8 aluminium sheath train signal cable screening factors ≤0.3
型号和名称 Types and Description
型号
TYPES |
名称
Name
|
敷设范围
Installation Scope |
规格（芯）
Specification (core) |
| PTYV |
聚乙烯绝缘聚氯乙烯护套铁路信号电缆
PE insulation,PVC sheath,railway signal cable |
敷设在土壤、槽、管中，能承受一般的机械外力。
For laying in tunnel, cable trench, or direct in ground, able to bear certain external mechanical forces |
4、6、8、9、 12、14、16、19、21、24、28、30、33、37、42、44、48、52、56、61 |
| PTYY |
聚乙烯绝缘聚乙烯护套铁路信号电缆
PE Insulation,PE sheath railway signal cable |
| PTY22 |
聚乙烯绝缘钢带铠装聚氯乙烯外护套铁路信号电缆
PE insualtion,steel tape armour,PVC outer-sheath railway signal cable |
敷设在土壤、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 |
| PTY23 |
聚乙烯绝缘钢带铠装聚乙烯外护套铁路信号电缆
PE insulation steel tape armour PE outer-sheath railway signal cable |
| PTYA22 |
聚乙烯绝缘综合护套钢带铠装聚氯乙烯外护套铁路信号电缆
PE insulation comprehensive sheath steel tape armour PVC outer-sheath railway signal cable |
| PTYA23 |
聚乙烯绝缘综合护套钢带铠装聚乙烯外护套铁路信号电缆
PE insulation comprehensive sheath steel tape armour PE outer-sheath railway signal cable |
| PTYL22 |
聚乙烯绝缘铝护套钢带铠装聚氯乙烯外护套铁路信号电缆
PE insulation ,Aluminium sheath ,steel tape armour, PVC outer-sheath railway signal cable |
| PTYL23 |
聚乙烯绝缘铝护套钢带铠装聚乙烯外护套铁路信号电缆
PE insulation, aluminium sheath ,steel tape armour, PE outer-sheath railway signal cable |
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
|
|
|
电缆的主要电气性能 Main Cable Technical Properties
|
序号
Ser.No.
|
项 目
Item
|
单 位
Unit
|
指 标
Index
|
换算公式
Conversion Formula
|
|
1
1.1
1.2
|
直流电阻DC resistant 20℃
每根导体直流电阻
DC resistant for each conductor
工作线对导体直流电阻不平衡
Resistance unbalance of conductor working pair
|
Ω/km
|
≤23.5
≤2%
|
L/1000
|
|
2
|
绝缘电阻Insulation resistant
|
MΩ·km
|
≥3000
|
1000/L
|
|
3
3.1
3.2
3.3
|
电容Capacitance
对绞组工作电容Twisted pair working Capacitance
星形四线组工作电容Star quad working Capacitance
任一绝缘线芯对连接到地的其它绝缘线芯间电容
Capacitance between each insulated wire and other insulated wire connecting to ground
|
nF/km
|
≤70
≤50
≤100
|
L/1000
|
|
4
4.1
4.2
|
电容耦合
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
四线组K1值指标为最大值
For 4-core quad, k1 is the maximum value
|
pF/500m
|
≤100
≤330
≤120
≤230
|
L/500
L/500
|
|
5
|
对地电容不平衡
Capacitance unbalance to earth
ea1 ea2 平均值Average Value
最大值
Maximum Value
四芯电缆ea1 ea2指标为最大值br>For 4-core cable, ea1、ea2are the maximum value
|
nF/500m
|
≤330
≤1300
|
L/500
|
|
6
6.1
6.2
|
绝缘耐压Dielectric voltage withstand
持续时间Time of Duration 2min
线芯间Between Cores
线芯对其余线芯接地Cores versus others earthing cores
|
Ｖ
|
1000
1800
|
——
|
电缆的外径及重量
Cable OuterDiameter and Weight
|
规格Specifiaction
|
PTYV、PTYY
|
PTY22、PTY23
|
|
参考外径(mm)
OuterDimeter
|
参考重量 kg/km
Weight
|
参考外径(mm)
OuterDimeter
|
参考重量kg/km<
Weight/div>
|
|
4
6
8
9
12
14
16
19
21
24
28
30
33
37
42
44
48
52
56
61
|
8.8
11.8
12.8
12.8
14.5
14.5
16.1
16.1
16.1
17.8
19.8
19.8
19.8
22.1
23.0
23.0
25.1
25.1
26.3
26.3
|
76
112
137
147
185
204
232
261
280
319
365
385
414
464
518
537
588
627
672
720
|
12.2
15.2
16.2
16.2
19.0
19.0
20.6
20.6
20.6
22.3
23.7
23.7
23.7
26.0
26.9
26.9
29.2
29.2
31.6
31.6
|
115
235
270
280
335
354
397
426
446
502
563
582
611
684
747
766
839
878
1207
1255
|
|
规格
Specification
|
PTYA22、PTYA23
|
PTYL22、PTYL23
|
|
参考外径(mm)
OuterDimeter
|
参考重量 kg/km
Weight
|
参考外径mm
|
参考重量 kg/km
Weight
|
|
4
6
8
9
12
14
16
19
21
24
28
30
33
37
42
44
48
52
56
61
|
15.7
17.6
18.6
18.6
20.3
20.3
21.9
21.9
21.9
23.6
25.0
25.0
25.0
27.3
28.4
28.4
31.9
31.9
33.1
33.1
|
259
295
333
342
403
422
467
495
515
577
642
661
690
769
834
854
948
987
1331
1379
|
21.8
24.0
24.0
24.0
26.0
26.0
28.2
28.2
28.2
31.4
31.4
31.4
31.4
34.6
34.6
34.6
36.6
36.6
38.8
38.8
|
561
666
731
741
848
867
928
956
976
1091
1171
1190
1219
1383
1469
1488
1618
1656
1736
1784
|
产品截面结构示意图Cable Structure Drawing
交货长度Delivery length
500m及以上的电缆应不少于总交货长度的50%;50~250m的短段电缆交货长度应不超过总交货长度的5%;
电缆长度计量误差应不超过±0.5%。根据双方协商规定的长度交货。
Cable with length 500m and over do not less than 50% of total delivery length in Order, and with length less than 50m~250m not more than 5% of total delivery length.
Tolerance of metering length do not exceed ±0.5%.
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