Products:

铁路信号电缆
Railway Signal Cable

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.
              
Item
 单 位
Unit
 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
 
 
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%.


  Power Cable
  Aerial Insulated Cable
  Bare Conductors
  Mine Cable & Rubber Cable
  Control Cable
  Special Cable
  Railway Cable
   
   
  Ministry of Commerce of PRC
  Industry & Commerce Bank of China
  Anhui Entry-Exit Inspection and
   Quarantine Bureau
  Shanghai Metals Market
 
 
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