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[數(shù)據(jù)電纜] 鐵路信號(hào)電纜說明
P:2008-06-21 19:48:07
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1、電纜用途
本產(chǎn)品適用于額定電壓交流750V或直流1100V鐵路信號(hào)系統(tǒng)軌道電路、列控自動(dòng)裝置和超速防護(hù)系統(tǒng)地面設(shè)備、計(jì)軸、車站電碼化、微機(jī)聯(lián)鎖、計(jì)算機(jī)監(jiān)測(cè)、調(diào)度集中、調(diào)度監(jiān)督、大功率電動(dòng)轉(zhuǎn)轍機(jī)等有關(guān)信號(hào)控制裝置和設(shè)備之間傳輸控制信息，監(jiān)測(cè)信息和電能，可做為DMIS底層系統(tǒng)數(shù)字信息和業(yè)務(wù)電話的傳輸通道。
當(dāng)用于ZPW—2000、UM71無(wú)絕緣軌道電路自動(dòng)閉塞時(shí)，傳輸距離可達(dá)10km。其中內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜，對(duì)傳輸四線組進(jìn)行了單獨(dú)屏蔽（分A型、B型，結(jié)構(gòu)及電纜組序排列見示意圖），因而提高了電纜近端串音衰減，有效解決了在同根電纜內(nèi)傳輸相同頻率的鐵路信號(hào)信息時(shí)，各傳輸線組之間的干擾防衛(wèi)問題。達(dá)到信號(hào)系統(tǒng)及設(shè)備之間，同纜同數(shù)量級(jí)電平的同頻信息及最高2Mbit/s數(shù)字信息傳輸。同時(shí)可在鐵路電氣化和非電氣化區(qū)段使用。
本電纜除基本型外還有阻燃型、防白蟻型、耐寒型、高屏蔽型等用于特殊環(huán)境的產(chǎn)品。
在電纜制造工藝方面，電纜主要原材料選用與IEC國(guó)際標(biāo)準(zhǔn)規(guī)定基本一致。絕緣導(dǎo)電線芯采用具有國(guó)際先進(jìn)水平的皮-泡-皮物理發(fā)泡三層共擠技術(shù)。
2、電纜使用特性
2.1 電纜導(dǎo)體長(zhǎng)期工作溫度不超過70℃； Use of the cable
The product is suitable for signal system track circuit for railway with rated voltage AC 750V or DC 1100V, train controlling automatic equipment and ground equipment of super-speed guarding system, axle counting system, station code, microcomputer interlocking, microcomputer monitoring system, and transmitting controlling information, monitoring information or power between signal equipment and control equipment such as some high-power electro-motive switch. The cable can be served as communication channel for DMIS skeleton information, business telephone or local communication.
The cable is suitable for ZPW-2000 and UM71 non-insulated rail circuit automatic blocking system, can meet the requirement of 10km transmission. Inner screen digital signal cable for railway, make separated shielding for transmit quad group (divided into A and B type, see the cable group's arrange the sketch map in structure), so increased near-end cross-talk attenuation of cable, effectively solved interference and defend problem in transmit line groups while transmit the railway signal information of the same frequency with the one cable. It has the transmit ability of same frequency of same level in one cable and transmit up to 2Mbit/s digital information between signal system and equipment. It can be used in section with electrified
There are flame-retardant, anti-termite, cold-resistant and high screening types cables for special environment
In manufacturing processing of the cable, the exertion of cable main material stipulates with international standards, such as IEC. Insulating core adopt with international state-of –the arts physical foamed skin-foam-skin 3-layer coating co-extruded technology.
Operating characteristics
The long-term working temperature of conductor is not more than 70℃；
2.2電纜使用環(huán)境溫度為-40℃～60℃；
2.3電纜敷設(shè)時(shí)的環(huán)境溫度應(yīng)不低于-10℃；
2.4敷設(shè)時(shí)的彎曲半徑：塑料護(hù)套、綜合護(hù)套、鋁護(hù)套鐵路數(shù)字信號(hào)電纜非鎧裝電纜應(yīng)不小于電纜外徑的10倍；鎧裝電纜應(yīng)不小于電纜外徑的15倍；內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜應(yīng)不小于電纜外徑的20倍；
2.5電纜機(jī)械強(qiáng)度高、防腐蝕、耐寒性能好，抗沖擊力強(qiáng)；
2.6電纜屏蔽線組具有良好的屏蔽性能，可提高線組間的抗干擾能力。
3. 電纜施工要求
3.1電纜選用原則和敷設(shè)防護(hù)，建議參考TB 10007-99《鐵路信號(hào)設(shè)計(jì)規(guī)范》、TB 10206-99
《鐵路信號(hào)施工規(guī)范》；
3.2 內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜敷設(shè)防護(hù)，建議參考中國(guó)鐵路通信信號(hào)集團(tuán)公司信號(hào)施工工藝研究所規(guī)定的《鐵路內(nèi)屏蔽數(shù)字信號(hào)電纜施工工藝》。
The cable can work at the environment temperature -40℃ to +60℃；
During installation, the environment temperature is not less 10 ℃;
The bending radius during installation: For non-armored digital signal cable for railway with plastic sheath, composite sheath and Al sheath, the bending radius is not less than 10 times of outer diameter of cable; For armored cable, the bending radius is not less than 15 times of its outer diameter; For railway inner digital signal cable, the bending radius is not less than 20 times of its outer diameter.
The cable has property of strong mechanical strength, anti-corrosion, cold-resistant and anti-impulse.
It has good screen performance between screen groups of cable, so the performance of anti-interference will be proved.
Cable construction requiring
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”.
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.
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4、電纜型號(hào)、名稱及敷設(shè)范圍 Type, Name and Range of application
4.1基本型的電纜型號(hào)、名稱及適用范圍 Type, name and range application for ordinary cable
型 號(hào)
Type 名 稱
Name 適 用 范 圍
Range of application
SPTYW03 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣聚乙烯外護(hù)套鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation and PE outer sheath 適用于非電氣化鐵路。敷設(shè)在室內(nèi)電纜架或室外電纜槽、管中。
The cable is applicable for non-electrified railway and suitable for being laid cable support indoors or cable trough, duct outdoors.
SPTYW23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣雙鋼帶鎧裝聚乙烯外護(hù)套鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, double steel tape armor and PE outer sheath 適用于非電氣化鐵路。敷設(shè)在土壤、電纜槽、管中，能承受較大的機(jī)械外力。
The cable is applicable for non-electrified railway and suitable for being laid in soil, cable trough, duct, capable of withstanding external mechanical force.
SPTYWA23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣綜合護(hù)層雙鋼帶鎧裝聚乙烯外護(hù)套鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, composite shielding, double steel tape armor and PE outer sheath 適用于一般電場(chǎng)干擾的電氣化鐵路。敷設(shè)在土壤、電纜槽、管中，能承受較大的機(jī)械外力。
The cable is applicable for electrified railway with disturbance of electric field, and suitable for being laid in soil, cable trough, duct, capable of withstanding external mechanical force.
SPTYWL23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣鋁護(hù)套雙鋼帶鎧裝聚乙烯外護(hù)套鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, double steel tape armor and PE outer sheath 適用于有強(qiáng)電場(chǎng)干擾的電氣化鐵路。敷設(shè)在土壤、電纜槽、管中，能承受較大的機(jī)械外力。
The cable is applicable for electrified railway with disturbance of heavy electric field, and suitable for being laid in soil, cable trough, duct, capable of withstanding external mechanical force.
SPTYWP03 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣聚乙烯外護(hù)套內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜
Inner screen digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation and PE outer sheath 適用于鐵路敷設(shè)在電纜槽、管中或沒有重壓力的土壤中。
SPTYWP23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣鋼帶鎧裝聚乙烯外護(hù)套內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜
Inner screen digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, steel tape armor and PE outer sheath
SPTYWPA23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣綜合護(hù)層鋼帶鎧裝聚乙烯外護(hù)套內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜
Inner screen digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, composite shielding, steel tape armor and PE outer sheath 適用于一般電場(chǎng)干擾的電氣化鐵路。敷設(shè)在土壤、電纜槽、管中，能承受較大的機(jī)械外力。
The cable is applicable for electrified railway with disturbance of electric field, and suitable for being laid in soil, cable trough, duct, capable of withstanding external mechanical force.
SPTYWPL23 銅芯皮泡皮物理發(fā)泡聚烯烴絕緣鋁護(hù)套鋼帶鎧裝聚乙烯外護(hù)套內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜
Inner screen digital signal cable for railway with copper core, skin-foam-skin physical foamed polyolefin insulation, Al sheath, steel tape armor and PE outer sheath 適用于有強(qiáng)電場(chǎng)干擾的電氣化鐵路。敷設(shè)在土壤、電纜槽、管中，能承受較大
的機(jī)械外力。
The cable is applicable for electrified railway with strong disturbance of electric field, and suitable for being laid in soil, cable trough, duct, capable of withstanding external mechanical force.
4.2用于特殊環(huán)境的電纜型號(hào)、名稱及特點(diǎn)、適用范圍
Type, name, characteristic and application for special environment
型 號(hào)
Type 名 稱
Name 特點(diǎn)、適用范圍
Characteristic and application
DW-SPTYWL23
DW-SPTYWA23 低煙無(wú)鹵阻燃型鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with low smoke halogen free flame retardant 低煙無(wú)鹵、環(huán)保無(wú)公害型。信號(hào)控制室內(nèi)、地鐵、輕軌
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 防白蟻型鐵路數(shù)字信號(hào)電纜
Digital signal calbe for railway with anti-termite 環(huán)保型無(wú)毒害防白蟻，熱帶或濕熱帶等蟻害地區(qū)
Environmental protection, poison free, anti-termite type cable, suitable for tropics or hot and humid area where subject to ant damage
H-SPTYWL23
H-SPTYWA23 耐寒型鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with cold-resistant 嚴(yán)寒地區(qū)
Chilliness area
GP-SPTYWL23 高屏蔽型鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with high-screen type 屏蔽系數(shù)0.1以下防止強(qiáng)電干擾的電氣集中、軌道電路等信號(hào)系統(tǒng)
Shielding coefficient under 0.1,suitable for signal systems, such as electric concentration, track circuit that the strong electricity interfere
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5、 電纜型號(hào)組成及代號(hào)的含義Cable type composition and meaning of the code
5.1 型號(hào)由以下部分組成，各部分用代號(hào)表示，見圖1。
The type is made up of following part, and each part is expressed with code. See figure 1.
5.2 代號(hào)的含義 Meaning of code
代 號(hào)
Code 含 義
Meaning 代 號(hào)
Code 含 義
Meaning
SPT 鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway 23 雙鋼帶鎧裝聚乙烯外護(hù)套
Double steel tape armor PE outer sheath
YW 皮-泡-皮物理發(fā)泡聚烯烴絕緣
Skin-foam-skin physical foamed polyolefin insulation H— 耐寒型 Cold-retardant type
P 內(nèi)屏蔽 Inner screen DW— 低煙無(wú)鹵阻燃 Low smoke halogen free flame retardant
L 鋁護(hù)套 Al sheath FBY— 防白蟻型 Anti-termite
A 綜合護(hù)套 Composite sheath GP— 高屏蔽型 High-screen type
03 非鎧裝聚乙烯外護(hù)套
Non-armor PE outer sheath
6、電纜主要技術(shù)指標(biāo) Main technical index of cable
序號(hào)
Ser. No 項(xiàng) 目
Item 指 標(biāo)
Index 試驗(yàn)方法
Test method 換算公式
Conversion formula
1 直流電阻 20℃ Ω/km
DC resistant
每根導(dǎo)體直流電阻
DC resistant for each conductor
工作對(duì)導(dǎo)體直流電阻不平衡① %
Resistance unbalance of conductor working pair 22.5±1.0
≤1 GB/T3048.4 L/1000
2 絕緣電阻 DC 500V 20℃ MΩ·km
Insulation resistant
每根絕緣線芯對(duì)其它絕緣線芯接屏蔽及金屬套
Each insulated wire versus other insulated wire connecting to screen and metal sheath ≥10000 GB/T3048.6 1000/L
3 絕緣介質(zhì)強(qiáng)度 50Hz 2min V
Insulated dielectric strength
線芯間
Between wires
所有線芯連在一起（或每根線芯）對(duì)屏蔽與金屬套
All wires connected together(or each wire) versus screen and metal sheath ≥1000
≥2000 GB/T3048.8 -------
4 電容 0.8KHz～1.0kHz nF/km
Capacitance
非屏蔽四線組 Non-screen quad
屏蔽四線組 Screen quad
對(duì)線組 Pair
每根絕緣線芯對(duì)連接到地的其它絕緣線芯間電容
Capacitance between each insulated wire and other insulated wire connecting to ground 28±3
28±2
35±4
≤70 GB5441.2 L/1000
5 電容耦合系數(shù) 0.8KHz～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
四芯電纜K1值指標(biāo)為最大值
For 4-core cable, k1 is the maximum value ≤81
≤330
≤119
≤230 GB5441.3
L/1000
L/1000
6 對(duì)地電容不平衡系數(shù)0.8KHz～1.0KHz pF/km
Capacitance unbalance to earth
ea1、ea2 平均值 Average value
最大值 Maximum value
四芯電纜ea1、ea2指標(biāo)為最大值
For 4-core cable, e1、e2 are the maximum
value
允許有10%盤數(shù)的ea1、ea2≤1294 pF/km
e1、e2 of 10% drums≤1294 pF/km is permissible
≤330
≤800 GB5441.3 L/1000
回路間近端串音衰減 dB/1000m
Near-end cross-talk attenuation between circuit
150kHz 組內(nèi) inner group
組間 between groups
≥51[51]
≥55[65] （）
回路間近端串音衰減② 300m及以上
Near-end cross-talk attenuation between circuit
1000kHz 組內(nèi) inner group
組間 between groups
≥37[37]
≥42[54]
8
回路間遠(yuǎn)端串音防衛(wèi)度 dB/1000m
Far-end cross-talk ratio between circuit
150 kHz 組內(nèi) inner group
組間 between groups
1000kHz 組內(nèi) inner group
組間 between groups
≥52[52]
≥62[72]
≥39[39]
≥49[59] GB5441.6 -10Lg（L/1000）
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續(xù)表 cont’d
序號(hào)
Ser.No 項(xiàng) 目
Item 指 標(biāo)
Index 試驗(yàn)方法
Test method 換算公式
Conversion formula
9 特性阻抗③ 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 線對(duì)衰減④ 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 近端串音衰減 2.6kHz, ≥300m
Near-end cross-talk attenuation
(近端阻抗55Ω，遠(yuǎn)端阻抗325Ω) dB
(Near-end impedance 55Ω,far-end impedance 325Ω)db
兩屏蔽四線組內(nèi)，各有一線對(duì)的一線芯接地，此兩線對(duì)間的近端串音衰減
In two shielding quad, each working pair has a core connecting to ground ≥89 TB/T3100.5—2004附錄A
(Appendix A)
13 屏蔽銅帶與泄流線間直流電阻 20℃ Ω
DC resistance between screen copper tape and drain wire ≤0.01 GB/T 3048.4 —
注： ①導(dǎo)體電阻不平衡，即工作線對(duì)兩根導(dǎo)體的電阻之差與其電阻之和的比值。
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當(dāng)長(zhǎng)度小于300m時(shí)，近端串音換算公式為-10lg{〔1-10-(α×L/5)〕/ 〔1-10-(α×0.3/5)〕}。式中：α為
線對(duì)衰減， 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: αis attenuation of pair, dB/km
③20℃時(shí)的特性阻抗溫度系數(shù)在0.55kHz～2.6kHz時(shí)為0.002 1/℃。
In 0.55kHz～2.6kHz, characteristic impedance temperature coefficient at 20℃ is 0.002 1/℃.
④20℃時(shí)的衰減溫度系數(shù)為0.002 1/℃。
Attenuation temperature coefficient at 20℃ is 0.002.
⑤表中第7、8、9、11條的[]數(shù)據(jù)為電纜的屏蔽四線組的指標(biāo)或公差范圍。
The [] data in clause 7, 8, 9, 11 which is in the table is the index or tolerance range of shielding quad of cable.
7、電纜的纜芯結(jié)構(gòu)、參考外徑及參考重量
Core construction, reference outer diameter and weight of cable
7.1塑料護(hù)套、綜合護(hù)套、鋁護(hù)套鐵路數(shù)字信號(hào)電纜
Digital signal cable for railway with plastic sheath, composite sheath and Al sheath
規(guī)格
（芯數(shù)）
纜 芯 結(jié) 構(gòu)
Core construction 塑料護(hù)套
Plastic sheath 綜合護(hù)套
Composite sheath 鋁護(hù)套
Al sheath
（四線組＋對(duì)線組＋絕緣線芯）×
＋＋× 非鎧裝
Non-armor
SPTYW03 鎧裝
Armor
SPTYW23 鎧裝
Armor
SPTYWA23 鎧裝
Armor
SPTYWL23
外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km
4 (1×4)×1.0 9.3 80 12.3 164 15.5 269 20.9 505
6 (3×2)×1.0 12.2 116 15.4 245 16.9 294 23.1 731
8 (2×4)×1.0 13.8 143 17.0 289 18.5 351 24.1 792
9 (2×4＋1)×1.0 13.8 152 17.0 298 18.5 360 24.1 800
12 (3×4)×1.0 14.5 182 17.7 336 19.2 398 25.6 884
14 (3×4+2)×1.0 14.5 200 17.7 353 19.2 415 25.6 901
16 (4×4)×1.0 16.3 228 19.5 400 21.4 474 27.3 990
19 (4×4＋3)×1.0 16.3 254 19.5 426 21.4 499 27.3 1015
21 (5×4＋1)×1.0 17.3 277 20.5 459 22.4 537 27.3 1037
24 (6×4)×1.0 17.8 306 21.0 494 22.9 572 29.3 1129
28 (7×4)×1.0 19.3 351 22.5 553 24.2 634 30.5 1216
30 (7×4＋2)×1.0 19.3 368 22.5 571 24.2 651 30.5 1233
33 (7×4＋5)×1.0 20.3 400 23.5 613 24.9 689 31.5 1300
37 (7×4＋3×2＋3)×1.0 21.8 444 25.0 672 27.1 773 32.7 1387
42 (7×4＋4×2＋6)×1.0 22.8 494 26.0 732 28.1 834 33.7 1471
44 (7×4＋4×2＋8)×1.0 22.8 511 26.0 749 28.1 851 33.7 1489
48 (12×4)×1.0 25.1 561 28.5 832 31.5 1216 36.7 1645
52 (12×4＋4)×1.0 25.1 595 28.5 866 31.5 1251 36.7 1679
56 (14×4)×1.0 26.3 638 30.9 1198 33.0 1335 37.9 1768
61 (14×4＋5)×1.0 26.3 681 30.9 1241 33.0 1378 37.9 1811
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7.2塑料護(hù)套、綜合護(hù)套、鋁護(hù)套鐵路數(shù)字信號(hào)電纜結(jié)構(gòu)截面圖
Structure sectional picture of digital signal cable for railway with plastic sheath, composite sheath and Al sheath
7.3內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜 Inner screen digital signal cable for railway
規(guī)格
芯數(shù)
纜 芯 結(jié) 構(gòu)
Core construction 塑料護(hù)套
Plastic sheath 綜合護(hù)套
Composite sheath 鋁護(hù)套
Al sheath
（屏蔽四線組＋四線組＋絕緣線芯）×
＋＋× 非鎧裝
Non-armor
SPTYWP03 鎧裝
Armor
SPTYWP23 鎧裝
Armor
SPTYWPA23 鎧裝
Armor
SPTYWPL23
外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km 外徑
O.D
mm 重量
Weight
kg/km
8B (2×4P)×1.0 21.84 397 24.4 534 25.04 623 30.0 1080
12A (2×4P+1×4)×1.0 21.84 441 24.4 568 25.04 667 30.0 1114
12B (3×4P)×1.0 22.84 500 25.4 629 26.04 737 31.0 1196
14A (2×4P+1×4+2)×1.0 21.84 469 24.4 583 25.04 695 30.0 1129
14B (3×4P+2)×1.0 22.84 544 25.4 644 26.04 781 31.0 1211
16A (2×4P+2×4)×1.0 21.84 485 24.4 601 25.04 712 30.0 1148
16B (4×4P)×1.0 26.84 650 29.6 787 31.64 1226 35.4 1449
19A (3×4P+1×4+3)×1.0 24.34 609 26.9 714 27.74 869 32.7 1320
19B (4×4P+3)×1.0 26.84 717 29.6 809 31.64 1293 35.4 1472
21A (3×4P+2×4+1)×1.0 25.84 664 28.6 766 29.24 940 34.4 1408
21B (5×4P+1)×1.0 28.04 813 32.0 1182 32.64 1403 36.6 1586
24A (4×4P+2×4)×1.0 28.04 782 32.0 1166 32.64 1371 36.6 1569
24B (6×4P)×1.0 30.74 985 34.7 1336 35.34 1627 39.8 1786
28A (4×4P+3×4)×1.0 28.04 842 32.0 1199 32.64 1431 36.6 1603
28B (7×4P)×1.0 30.74 1070 34.7 1412 35.34 1712 39.8 1862
30A (4×4P+3×4+2)×1.0 29.04 875 32.5 1228 33.64 1485 37.8 1669
30B (7×4P+2)×1.0 30.74 1114 34.7 1427 35.34 1756 39.8 1877
33A (4×4P+4×4+1)×1.0 30.04 927 34.2 1310 34.84 1567 38.8 1735
37A (4×4P+5×4+1)×1.0 30.04 986 34.2 1344 34.84 1626 38.8 1769
42A (5×4P+5×4+2)×1.0 32.24 1149 36.2 1485 36.84 1822 40.8 1958
44A (6×4P+5×4)×1.0 35.44 1292 39.4 1648 40.04 2029 44.0 2156
48A (6×4P+6×4)1.0 35.44 1336 39.4 1681 40.04 2072 44.0 2189
-10-
7.4內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜結(jié)構(gòu)截面圖
Structure sectional picture of inner shielding digital signal cable for railway
8、 電纜的A端線序、組序排列示意圖
The arrangement sketch map for “A” end wire order, group order of cable
8.1塑料護(hù)套、綜合護(hù)套、鋁護(hù)套鐵路數(shù)字信號(hào)電纜四線組A端線序、纜芯A端組序順時(shí)針排列示意圖。
The clockwise arrangement sketch map of quad “A” end wire order and cable core “A” end group order of cable for Railway digital signal cable with plastic sheath, composite sheath and Al sheath.
-12-
注（Note）：紅—red 綠—green 白—white 藍(lán)—blue 棕—brown 黃—yellow
8.2內(nèi)屏蔽鐵路數(shù)字信號(hào)電纜四線組A端線序、纜芯A端組序順時(shí)針排列示意圖
The clockwise arrangement sketch map of quad “A” end wire order and cable core “A” end group order of cable for Railway inner screen digital signal cable
-14-
注（Note）：紅—red 綠—green 白—white 藍(lán)—blue 棕—brown 黃—yellow
9、產(chǎn)品交貨長(zhǎng)度 Delivery length
9.1通常1000m以上長(zhǎng)度的電纜不少于交貨總數(shù)的50%，500m以下長(zhǎng)度的電纜不超過交貨總數(shù)的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.
9.2電纜長(zhǎng)度計(jì)量誤差±0.5%。
Tolerance of metering length do not exceed ±0.5%.
9.3根據(jù)雙方協(xié)議，允許以任意長(zhǎng)度交貨。
Cable can be delivered at any length by negotiation.
10、產(chǎn)品標(biāo)記、出廠包裝、運(yùn)輸及貯存說明 Marks, package, transportation and storage
10.1標(biāo)志 Marks
在電纜外護(hù)套上印有如下標(biāo)記：制造工廠名稱或工廠代號(hào)；型號(hào)、規(guī)格、相鄰間隔為1m的長(zhǎng)度標(biāo)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.
在電纜盤上應(yīng)標(biāo)明有如下標(biāo)識(shí)：制造廠名稱；電纜型號(hào)、規(guī)格；長(zhǎng)度 m；毛重 kg；出廠編號(hào)；制造日期 年 月；敷設(shè)時(shí)電纜盤旋轉(zhuǎn)方向的箭頭以及附有產(chǎn)品合格證。
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.
10.2出廠包裝 Package
10.2.1電纜兩端頭使用帶膠熱縮套管密封。電纜分層整齊卷繞在電纜交貨盤上，外包專用塑料和竹笆。電纜盤符合JB/T 8137規(guī)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.
10.2.2電纜“A”端一般在卷繞的最外層，當(dāng)B端在卷繞最外層時(shí)，電纜盤上注明“外B”字樣。
“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.
可按供需雙方協(xié)商的條件另外確定包裝形式。
The package form may be made by negotiation.
10.2.3運(yùn)輸、貯存 Transportation and storage
電纜盤應(yīng)直立擺放，嚴(yán)禁電纜盤平放，嚴(yán)禁電纜受到碰撞或造成機(jī)械損傷。必須防止電纜頭受潮或進(jìn)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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EPS - electrostatic powder spray粉末靜電噴涂 （0） 投訴
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