WZR-DZY地鐵隧道電纜介紹:該電纜適用于地鐵.隧道.車站等相對密閉人員集中.有很高的阻燃要求.且特別要求在燃燒時不生產濃煙,有毒害作用的鹵酸氣體及嚴禁燃燒產生“二次災害”的苛刻環境下使用。尤其適用于隧道沿線及配電柜與地鐵之間的敷設。
一、執行標準standard:
企業標準Enterprise’s standard
二.適用范圍Applications:
該電纜WZR-DZY地鐵隧道電纜適用于地鐵.隧道.車站等相對密閉人員集中.有很高的阻燃要求.且特別要求在燃燒時不生產濃煙,有毒害作用的鹵酸氣體及嚴禁燃燒產生“二次災害”的苛刻環境下使用。尤其適用于隧道沿線及配電柜與地鐵之間的敷設。
Suitable for subway.tunnel,station etc with crowded people wherever requires higher flame-retardant,less amount of smoke and poisonous halogen gas when burning and not cause“the second disaster”.Especially suitable for installation and laid along tunnel line.power cabinet and rai1way.
三、使用特性Properties:
1.產品型號:WZR-DZY(具體規格參見附表)
Model:WZR-DZY(detail is see the attached table)
注:①WZR(A、B)-DZY WZR(A、B)-DZY均與上型號等效。
②阻燃級別:WZRA--為A類低煙無鹵阻燃
WZRB--為B類低煙無鹵阻燃
WZR---為c類低煙無鹵阻燃
2.額定電壓750V,1500V
Rated voltage:750V.1500V
3.標稱截面O.5-400mm2
Nominal cross section area:O.5-400mm2
4.導體長期工作溫度70℃,短路過載溫度可達到130℃(5s)
Permissible long-term working temperature is 70℃.Max.working temperature of the conductors in short- circuit is 130℃.(5S)
5.電纜最小允許彎曲半徑不超過電纜直徑的15倍。
Allowed Min.bending radius are not more than 1 5 times 0f cable O.D.
6.電絕緣性能,物理機械性能優異
Possessing good electrical insulation performance,physical mechanical properties.
7.電纜阻燃性能達到GB/T18380.3-2001電纜成束燃燒試驗A、B、C類(IEC332-3)的要求
Flame-residence comforts to the requirement of GB/T1 8380.3-2001(IEC332-3)
8、低煙特性:滿足GB/T17650-1998,GB/T17651—1998的要求
Low-smoke property comforts to GB/T17650-1 998.GB/T17651—1 9989.
9、無鹵特性:(1)導電率≤10 μs/mm
(2)PH值≥4.3
Non-halogen property:(1)Conductivity≤10 μs/ram
(2)PH≥4.3
10、煙氣毒性符合GAl32準安全級的要求。
Smoke poisonous conform to GAl32.
WZR-DZY地鐵隧道電纜空氣敷設長期連續負荷載流量單位:A
Continue loading current of cable laid in air
截面 mm 2Cross Section | DZY-WZR(A 、 B)-750V | DZY-WZR(A 、 B)-1500V | ||
接觸 Contact | 非接觸 Non contact | 接觸 Contact | 非接觸 Non contact | |
0.5 | 7 | 9 | 6 | 8 |
0.75 | 10 | 13 | 10 | 12 |
1.0 | 15 | 17 | 1 5 | 16 |
1.5 | 19 | 22 | 1 9 | 21 |
2.5 | 26 | 29 | 25 | 27 |
4.0 | 34 | 38 | 32 | 37 |
6.O | 44 | 48 | 42 | 46 |
10 | 62 | 70 | 60 | 68 |
16 | 85 | 94 | 80 | 92 |
25 | 110 | 121 | 105 | 117 |
35 | 135 | 150 | 129 | 146 |
50 | 170 | 188 | 163 | 183 |
70 | 220 | 244 | 211 | 240 |
95 | 270 | 302 | 259 | 296 |
120 | 320 | 358 | 307 | 350 |
185 | 425 | 469 | 412 | 461 |
240 | 510 | 572 | 497 | 562 |
300 | 570 | 632 | 551 | 622 |
400 | 690 | 760 | 668 | 758 |
序號 | 標稱截面 | 線芯結構 | 電纜最大外徑 mm | 電纜參考重量 kg / km | 20 ℃ 時導體電阻 | |||
750V | 1500V | 750V | 1500V | |||||
1 | 0.5 | 16 / 0.2 | 3.60 | 4.20 | 14 | 16 | 40.1 | |
2 | 0.75 | 19 / 0.23 | 3.80 | 4.40 | 17 | 19 | 25.6 | |
3 | 1.0 | 19 / 0.26 | 4.10 | 5.00 | 23 | 26 | 19.9 | |
4 | 1.5 | 19 / 0.32 | 4.50 | 5.30 | 31 | 33 | 12.8 | |
5 | 2.5 | 16 / 0.2 | 5.20 | 6.00 | 40 | 44 | 7.74 | |
6 | 4.0 | 19 / 0.23 | 6.00 | 6.80 | 61 | 66 | 4.97 | |
7 | 6.0 | 19 / 0.64 | 6.70 | 7.40 | 85 | 91 | 3.35 | |
8 | 10 | 49 / 0.52 | 8.30 | 9.10 | 138 | 150 | 1.95 | |
9 | 16 | 49 / 0.64 | 9.40 | 10.8 | 196 | 210 | 1.24 | |
10 | 25 | 98 / 0.58 | 11.3 | 12.1 | 296 | 313 | O.78 | |
11 | 35 | 133 / 0.68 | 12.9 | 13.7 | 414 | 434 | 0.557 | |
12 | 50 | 133 / 0.68 | 14.6 | 15.0 | 548 | 570 | O.414 | |
13 | 70 | 189 / 0.68 | 16.0 | 16.4 | 760 | 786 | 0.227 | |
14 | 95 | 259 / 0.68 | 18.2 | 18.6 | 993 | 1021 | 0.210 | |
15 | 120 | 259 / 0.76 | 20.2 | 20.6 | 1250 | 1288 | O.164 | |
16 | 150 | 336 / 0.74 | 22.2 | 22.6 | 1538 | 1576 | 0.132 | |
17 | 185 | 427 / 0.85 | 24.8 | 25.2 | 1846 | 1901 | 0.108 | |
18 | 240 | 427 / 0.85 | 28.4 | 28.8 | 2446 | 2468 | 0.0817 | |
19 | 300 | 518 / 0.85 | 32.2 | 32.8 | 2995 | 3042 | O.0654 | |
20 | 400 | 703 / 0.85 | 36.4 | 36.8 | 4530 | 461 3 | 0.0490 |
載流量校正系數 Loading current of cable revised coefficient | |||||||||
環境溫度 E nvironment | 10 | 1 5 | 20 | 25 | 30 | 35 | 40 | 45 | 50 |
工作溫度 temperature Working temperature 70 ℃ | 1.41 | 1.35 | 1.29 | 1.22 | 1.15 | 1.08 | 1.00 | O.93 | O.88 |
電纜層數 | 同時工作系數 K Coefficient K | ||
1.00 | O.80 | 0.50 | |
1 | 0.64 | 0.80 | 0.95 |
2 | 0.50 | 0.75 | 0.90 |
3 | 0.45 | O.70 | 0.85 |
4 | 0.40 | 0.65 | 0.80 |
Total number of the cables
(Loading current cables means cables that generating heat when working excet for signal line)
電纜穿管敷時載流量修正系數表
The revised coefficient of the cable loading current lay in tube
穿管根數 | 修正系數 |
2 ~ 4 | 0.80 |
5 ~ 8 | 0.60 |
9 ~ 12 | 0.50 |
12 以上 | 0.45 |