Products:

铁路数字信号电缆
Railway digital signaling Cable

                  

产品特点及用途 Character & Usage

本产品适用于铁路信号中ZPW-2000A无绝缘轨道电路自动闭塞系统,可满足10km传输距离要求。用于列控自动装置和超速防护系统地面设备,微机联锁、微机监测系统、大功率电动转辙机等有关信号设备和控制装置之间传输控制信息、监测信息和电能。可做为DMIS基层信息,业务电话和区域通信的传输通道,并可替代“铁路信号电缆(PTY缆)”用于其它制式的信号系统中。

The cable is designed for signalling of the ZPW—2000A uninsulated Track Circuit (Jointless Track Circuit) automatic block system,and may satisfy 10KM distance request.
The cable is applied in automatic machine or device of Train Control System,ground equipment of Automatic Train Overspeed Protection System, and to transmit controlling signals,monitoring information and electric energy among signalling equipment and control device in Microcomputer Railway Signal Interlocking System,Computer Supervisory System,high power switch and lock movement.
It is also able to be used as transport channel of DMIS primary information,service call and area communication ,and replace "railway signaling cable (PTY Cable)" in others signal system.

本产品在满足TB/T 2476-1993《铁路信号电缆》指标的基础上,综合电气性能进一步优化,其中交流额定电压提高了1.5倍,导电线芯绝缘电阻提高两倍,工作电容下降40%,降低了传输衰耗,提高了电缆的安全可靠性。增加了传输衰减、 阻抗、串音等项通信传输指标,具有传输模拟信号(1MHz)、数字信号(2M bit/s)、及交流750V或直流1100V电力的功能。

The cable optimize comprehensive electrical performance on further on the basis that performance indexes of TB/T 2476-1993 "Railway Digital Signaling Cable"are satisfled.The AC rated voltage is improved by 1.5 times,Core's insulation resistance increased by 2 times,mutual capacitance drop 40%,reduce transmission consumption,enhance cables' reliability.And enchance communication transmission indexes of transmission attenuation,impedance,crosstalk,etc,has the function of transmitting analog signal(1MHz),digital signal(2M bit/s) and AV750V or DC1100V power energy.

屏蔽型铁路数字信号电缆,对缆芯内数字信号四线组单元进行了独立屏蔽,故能有效防止屏蔽单元内、外线组间干扰及点灯、电转机控制等强电干扰,为数字化信号提供了更加可靠的传输通道,可实现信号、通信强弱电同缆传输。其中屏蔽单元可用于铁路长途或区间通信。

In Sheilded Railway Digital Signaling Cable,the digital signal single-quad is shielded individually,so it can effectively prevent shielded quad from inner or outer high voltage interference with another and lighting a lamp,moto control ,offer more reliable transport channel to digital signal,and can transmite signal,communication,weak electricity together.The shielded quad is able to be used as railway long distance or district communication.

铁路数字信号电缆除基本型外还有阻燃型、防白蚁型、高防潮型、耐寒型、高屏蔽型等用于特殊环境的产品。

Railway digital signaling Cable have not only nomal type,but also the types used in special environment, such as flame retadant type,anti-termite type,high moisture proof type, high shielding type,etc.

在电缆制造工艺方面,电缆主要原材料选用与IEC国际标准规定基本一致。绝缘导电线芯采用具有国际先进水平的皮-泡-皮物理发泡三层共挤技术。

In manufacturing technique,the cable main material adopted comply with IEC Standards.Skin-foam-skin physical foaming triple extrusion technology are adopted to manufactur insulated cores.

电缆使用特性Operating characteristics

1.电缆导体长期工作温度不超过70℃;
2.电缆使用环境温度为-40℃~60℃;
3.电缆敷设时的环境温度应不低于-10℃;
4.敷设时的弯曲半径:塑料护套、综合护套、铝护套铁路数字信号电缆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;内屏蔽铁路数字信号电缆应不小于电缆外径的20倍;
5.电缆机械强度高、防腐蚀、耐寒性能好,抗冲击力强;
6.电缆屏蔽线组具有良好的屏蔽性能,可提高线组间的抗干扰能力。

1. Conductor of cable operating temperature should not higher than 70 ℃.
2. the operating temperature should not between -40 ℃ and +60℃.
3.Installation ambient termperature should not lower than -10 ℃.
4.Bending radius of installation Plastic sheath cable,comprehensive sheath cable,aluminium sheath digital signaling cable,non-armoured cable should not less than 20 times of outer diamenter of cable,Armoured cable should not less than 20 times of outer diamenter of cable,inner shielded railway digitial signaling should not less than 20 times of outer diamenter of cable.
5. the cable has high mechanic strength, corrosion -proof , high-impact strength and cold resistance .
6.The group of screened cores have good shielding properties ,which can enhance the ability of the groups to oppose disturbance

电缆施工要求 Cable construction Requirment

1.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》;
2. 内屏蔽铁路数字信号电缆敷设防护,建议参考中国铁路通信信号集团公司信号施工工艺研究所规定的《铁路内屏蔽数字信号电缆施工工艺》。

1.The choosing principle and laying guard of the cable, please refer to TB 10007-99 “Designing Specification of Railway Signal Cable” and TB 10206-99 “Construction Specification of Railway Signal Cable”.
2.The laying guard of railway inner screen digital signal cable, please refer to “Construction Craft of Railway Inner Screen Digital Signal Cable” which stipulated by The Signal Construction Craft Research Institute of China Railway Communication & Signal Company.


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)

SPTYWL23

铜芯皮泡皮物理发泡聚乙烯绝缘,铝护套,双钢带铠装,聚乙烯外护套,铁路数字信号电缆
Copper core physically foamed skin-foam-skin PE Insulation aluminium Sheath double steel tape armoured,PE Outer-sheath railway digital signaling cable

电缆的理想屏蔽系数不大于0.2,适用于有强电场干扰的电气化铁路。敷设在土壤、槽、管中,能承受较大的机械外力。
Cable ideal screening factors ≤0.2 , used under strong Interference Electrified Railway .For laying in tunnel, cable trench, or direct in ground, able to bear larger external mechanical forces

4、6、8、9、12、14、16、19、21、24、28、30、33、37、42、44、48、52、56、61

SPTYWL03

铜芯皮泡皮物理发泡聚乙烯绝缘,铝护套,聚乙烯外护套,铁路数字信号电缆
Copper core physically foamed skin-foam-skin PE Insulation aluminium Sheath ,PE Outer-sheath railway digital signaling cable

电缆的理想屏蔽系数不大于0.5,适用于有较强电场干扰的电气化铁路。敷设在电缆槽、管中或没有重压力的土壤中。
Cable ideal screening factors ≤0.5 used under strong Interference Electrified Railway .For laying in tunnel, cable trench, or direct in ground without external mechanical forces

SPTYWA23

铜芯皮泡皮物理发泡聚乙烯绝缘,综合护层,双钢带铠装,聚乙烯外护套,铁路数字信号电缆
Copper core physically foamed skin-foam-skin PE Insulation , composite Sheath double steel tape armoured,PE Outer-sheath ,railway digital signaling cable

电缆的理想屏蔽系数不大于0.8,适用于一般电场干扰的电气化铁路。敷设在土壤、电缆槽、管中,能承受较大的机械外力。敷设在土壤、槽、管中,能承受较大的机械外力。
Cable ideal screening factors ≤0.8, used under common Interference Electrified Railway .For laying in tunnel, cable trench, or direct in ground, able to bear larger external mechanical forces

SPTYW23

铜芯皮泡皮物理发泡聚乙烯绝缘,双钢带铠装,聚乙烯外护套,铁路数字信号电缆
Copper core physically foamed skin-foam-skin PE Insulation , double steel tape armoured,PE Outer-sheath ,railway digital signaling cable

适用于非电气化铁路。敷设在土壤、电缆槽、管中,能承受较大的机械外力。
Used in non-Electrified Railway .For laying in tunnel, cable trench, or direct in ground, able to bear larger external mechanical forces

SPTYW03

铜芯皮泡皮物理发泡聚乙烯绝缘,聚乙烯外护套,铁路数字信号电缆
Copper core physically foamed skin-foam-skin PE Insulation , PE Outer-sheath ,railway digital signaling cable

适用于非电气化铁路。敷设在室内电缆架或able

用于特殊环境的电缆型号、名称及特点、适用范围
Types in Special Environment and Description


型号
TYPES

名称
Name

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

DW-SPTYWL23
DW-SPTYWA23

低烟无卤阻燃型铁路数字信号电缆
Low smoke halogen free flame retardant railway digital signaling cable

低烟无卤、环保无公害型。信号控制室内、地铁、轻轨
Low smoke halogen free, environmental protection type cable without public hazards, which is suitable for signal control indoors, subway or light rail.

FBY -SPTYWL23
FBY -SPTYWA23

防白蚁型铁路数字信号电缆
Digital signal calbe for railway with anti-termite

Environmental protection, poison free, anti-termite type cable, suitable for tropics or hot and humid area where subject to ant damage
Applied Scope,Installation Field

H-SPTYWL23
H-SPTYWA23

耐寒型铁路数字信号电缆
Digital signal cable for railway with cold-resistant

严寒地区
in extremely cold areas

GP-SPTYWL23

高屏蔽型铁路数字信号电缆
Digital signal cable for railway with high-screen type

屏蔽系数0.1以下防止强电干扰的电气集中、轨道电路等信号系统
Shielding coefficient under 0.1,suitable for signal systems, such as electric concentration, track circuit that the strong electricity interfere

 

电缆主要技术指标 Main technical index of cable


Ser. No
      
Item
 
Index
试验方法
Test Method
换算公式
Conversion Formula
1
  直流电阻DC resistant  20   Ω/km
每根导体直流电阻
DC resistant for each conductor
工作对导体直流电阻不平衡        %
Resistance unbalance of conductor working pair
22.5±1.0
 1
GB/T3048.4
L/1000
2
绝缘电阻Insulation resistant   
DC 500V
 20      MΩ·km
每根绝缘线芯对其它绝缘线芯接屏蔽及金属套
Each insulated wire versus other insulated wire connecting to screen and metal sheath
   10000
GB/T3048.6
1000/L
3
绝缘介质强度Insulated dielectric strength     50Hz 2min        V
线芯间Between wires
所有线芯连在一起(或每根线芯)对屏蔽与金属套
All wires connected together(or each wire) versus screen and metal sheath
1000
 2000
GB/T3048.8
-------
4
电容Capacitance 0.8KHz1.0kHz   nF/km
非屏蔽四线组Non-screen quad
屏蔽四线组Screen quad
   对线组Pair
每根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
28±3
28±2
35±4
70
GB5441.2
L/1000
5
电容耦合系数  0.8KHz1.0kHz     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
四芯电缆K1值指标为最大值
For 4-core cable, k1 is the maximum value
81
330
   119
   230
GB5441.3
 
L/1000
  
L/1000
 
6
对地电容不平衡系数0.8KHz1.0KHz
Capacitance unbalance to earth       pF/km
 ea1ea2        平均值Average value
               最大值Maximum value
四芯电缆ea1ea2指标为最大值
For 4-core cable, ea1、ea2are the maximum value
允许有10%盘数的ea1ea21294 pF/km
e1、e2 of 10% drums≤1294 pF/km is permissible
 
330
800
GB5441.3
L/1000
7
回路间近端串音衰减             dB/1000m
Near-end cross-talk attenuation between circuit
150kHz        组内inner group
组间between groups
 
   51[51]
   55[65]
GB5441.6
-10LgL/1000
回路间近端串音衰减        300m及以上
Near-end cross-talk attenuation between circuit   300m and more
1000kHz         组内inner group
组间between groups
 
   37[37]
   42[54]
 
8
 
 
回路间远端串音防卫度    dB/1000m
Far-end cross-talk ratio between circuit
150 kHz        组内inner group  
组间between groups  
1000kHz        组内inner group  
组间between groups  
  
   52[52]
62[72]
39[39]
49[59]
GB5441.6
-10LgL/1000
9
特性阻抗   20            Ω
Characteristic impedance
0.55kHz
0.85kHz
1.7kHz
2.0kHz
2.3kHz
2.6kHz
150kHz
1000kHz
 
675±68[±54]
550±33[±22]
396±24[±16]
367±22[±15]
343±21[±14]
325±20[±13]
163±17[±17]
155±16[±16]
GB/T 5441.7
10
线对衰减 20℃           dB/km
Attenuation of pair
0.55kHz
0.85kHz
1.7kHz
2.0kHz
2.3kHz
2.6kHz
150kHz
1000kHz
 
 
0.45
0.55
0.70
0.75
≤0.80
≤0.83
≤3.5
≤9.0
GB/T 5441.7
L/1000
11
相角 Phase angle                            °
0.55kHz
0.85kHz
1.7kHz
2.0kHz
2.3kHz
2.6kHz
 
-43±4.3[±1.3]
-42±4.2[±1.3]
-39±3.9[±1.2]
-38±3.8[±1.1]
-37±3.7[±1.1]
-36±3.6[±1.1]
GB/T 5441.7
12
近端串音衰减      2.6kHz,   ≥300m
Near-end cross-talk attenuation
 (近端阻抗55W,远端阻抗325W) dB
(Near-end impedance 55Ω,far-end impedance 325Ω)dB
两屏蔽四线组内,各有一线对的一线芯接地,此两线对间的近端串音衰减
In two shielding quad, each working pair has a core connecting to ground
89
TB/T3100.5 —2004附录A
(Appendix A)
 
13
屏蔽铜带与泄流线间直流电阻 20℃ W
DC resistance between screen copper tape and drain wire
0.01
GB/T 3048.4

注: 导体电阻不平衡,即工作线对两根导体的电阻之差与其电阻之和的比值。
               Resistance unbalance of conductor, namely the difference of the resistance to two conductors of working pair and its ratio                of the sum of the resistance
         ②当长度小于300m时,近端串音换算公式为-10lg{〔1-10-(α×L/5)〕/ 〔1-10-(α×0.3/5)〕}。式中:α为
线对衰减, db/ km。  
When the length is not more than 300m, conversion formula of near-end cross-talk is:
-10lg{〔1-10-(α×L/5)〕/ 〔1-10-(α×0.3/5)〕},where: α is attenuation of pair, dB/km
20℃时的特性阻抗温度系数在0.55kHz~2.6kHz时为0.002    1/℃。
In 0.55kHz~2.6kHz, characteristic impedance temperature coefficient at 20℃ is 0.002 1/℃.
20℃时的衰减温度系数为0.002    1/℃。
               Attenuation temperature coefficient at 20℃ is 0.002.
⑤表中第7、8、9、11条的[]数据为电缆的屏蔽四线组的指标或公差范围。
               The [ ] data in clause 7, 8, 9, 11 which is in the table is the index or tolerance range of shielding quad of cable.

 

电缆的缆芯结构,参考外径及参考重量
Core construction, reference outer diameter and weight of cable
1.塑料护套、综合护套、铝护套铁路数字信号电缆
Digital signal cable for railway with plastic sheath, composite sheath and Al sheath
规格 Specification
(芯数)(cores NO)
 
缆 芯 结 构
Core construction
塑料护套Plastic sheath
综合护套Composite sheath
铝护套Al sheath
(四线组+对线组+绝缘线芯)
(quad+pair+insulated wire)×1.0
非铠装 non-armour
SPTYW03
铠装 armour
SPTYW23
铠装 armour
SPTYWA23
铠装 armour
SPTYWL23
外径 Outer-Diameter
mm
重量 Weight
kg/km
外径 Outer-Diameter
mm
重量 Weight
kg/km
外径 Outer-Diameter
 
mm
重量 Weight
kg/km
外径 Outer-Diameter
mm
重量 Weight
kg/km
4
(1×4)×1.0
10
80
12
164
16
269
22
505
6
(3×2)×1.0
12
116
15
245
20
294
24
731
8
(2×4)×1.0
14
143
16
289
22
351
25
792
9
(2×4+1)×1.0
14
152
17
298
22
360
25
800
12
(3×4)×1.0
15
182
18
336
23
398
26
884
14
(3×4+2)×1.0
15
200
18
353
23
415
26
901
16
(4×4)×1.0
17
228
20
400
25
474
28
990
19
(4×4+3)×1.0
17
254
20
426
25
499
28
1015
21
(5×4+1)×1.0
19
277
20
459
26
537
30
1037
24
(6×4)×1.0
20
306
21
494
27
572
31
1129
28
(7×4)×1.0
20
351
23
553
28
634
31
1216
30
(7×4+2)×1.0
20
368
23
571
28
651
31
1233
33
(7×4+5)×1.0
20
400
23
613
28
689
31
1300
37
(7×4+3×2+3)×1.0
23
444
25
672
31
773
35
1387
42
(7×4+4×2+6)×1.0
24
494
26
732
33
834
35
1471
44
(7×4+4×2+8)×1.0
25
511
27
749
33
851
35
1489
48
(12×4)×1.0
25
561
28
832
34
1216
37
1645
52
(12×4+4)×1.0
25
595
28
866
34
1251
37
1679
56
(14×4)×1.0
27
638
31
1198
35
1335
39
1768
61
(14×4+5)×1.0
27
681
31
1241
35
1378
39
1811
  2.塑料护套、综合护套、铝护套铁路数字信号电缆结构截面图
  Structure sectional picture of digital signal cable for railway with plastic sheath, composite sheath and Al sheath
4

 

5

 

6

 

 

 

 

 

 

 

 

 

 

          

 

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
   
产品交货长度 Delivery length
1.通常1000m以上长度的电缆不少于定单中交货总数的50%,500m以下长度的电缆不超过交货总数的5%。
Cable with length 1000m and over do not less than 50% of total delivery length in Order, and with length less than 500m not more than 5% of total delivery length.
2.电缆长度计量误差±0.5%。
Tolerance of metering length do not exceed ±0.5%.
3.根据双方协议,允许以任意长度交货。
Cable can be delivered at any length by negotiation.
产品标记、出厂包装、运输及贮存说明 Marks, package, transportation and storage
1.标志Marks
在电缆外护套上印有如下标记:制造工厂名称或工厂代号;型号、规格、相邻间隔为1m的长度标志。
Each cable is marked with name of manufacturer or code of factory, type and specification on outside cable sheath, distance of length mark is not more than 1m.
在电缆盘上应标明有如下标识:制造厂名称;电缆型号、规格;长度 m;毛重 kg;出厂编号;制造日期 年 月;敷设时电缆盘旋转方向的箭头以及附有产品合格证。
There are following signage clearly marked on cable drum: Name of manufacturer, type, specification, length m, gross weight kg, ex-work number, manufacture date, arrow showing the correct rotating direction of the cable drum, and attached quality certification.
2.出厂包装 Deilver Package
2.1 电缆两端头使用带胶热缩套管密封。电缆分层整齐卷绕在电缆交货盘上,外包专用塑料和竹笆。电缆盘符合JB/T 8137规定。
Special sleeves are applied for sealing of both ends of the cable. The cable is wound in good order around the cable drum, the outer package is private plastic and ferula. The cable drums satisfy the requirements as stipulated in JB/T 8137.
2.2 电缆“A”端一般在卷绕的最外层,当B端在卷绕最外层时,电缆盘上注明“外B”字样
“A” end of cable is usually the outside end of package; the “B” end is allowed to be the outside of shipment, while the "outside B" is marked on the drum.
可按供需双方协商的条件另外确定包装形式。
The package form may be made by negotiation.
2.3 运输、贮存Transportation and storage
电缆盘应直立摆放,严禁电缆盘平放,严禁电缆受到碰撞或造成机械损伤。必须防止电缆头受潮或进水。
The cable drum should be place erectly, not flatwise, the bump or mechanical damage to the cable should be prevented. The cable should be stored carefully, avoiding the humidity and water infiltration.



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