WZR-DZY低烟无卤阻燃地铁隧道专用电缆厂家
该电缆适用于地铁.隧道.车站等相对密闭人员集中.有很高的阻燃要求.且特别要求在燃烧时不生产浓烟,有毒害作用的卤酸气体及严禁燃烧产生“二次灾害”的苛刻环境下使用。尤其适用于隧道沿线及配电柜与地铁之间的敷设。
一、执行标准standard:
企业标准Enterprise’s standard
二.适用范围Applications:
该电缆适用于地铁.隧道.车站等相对密闭人员集中.有很高的阻燃要求.且特别要求在燃烧时不生产浓烟,有毒害作用的卤酸气体及严禁燃烧产生“二次灾害”的苛刻环境下使用。尤其适用于隧道沿线及配电柜与地铁之间的敷设。
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.产品型号:WZR-DZY(具体规格参见附表)
Model:WZR-DZY(detail is see the attached table)
注:①WZR(A、B)-DZY WZR(A、B)-DZY均与上型号等效。
②阻燃级别:WZRA--为A类低烟无卤阻燃
WZRB--为B类低烟无卤阻燃
WZR---为c类低烟无卤阻燃
2.额定电压750V,1500V
Rated voltage:750V.1500V
3.标称截面O.5-400mm2
Nominal cross section area:O.5-400mm2
4.导体长期工作温度70℃,短路过载温度可达到130℃(5s)
Permissible long-term working temperature is 70℃.Max.working temperature of the conductors in short- circuit is 130℃.(5S)
5.电缆小允许弯曲半径不超过电缆直径的15倍。
Allowed Min.bending radius are not more than 1 5 times 0f cable O.D.
6.电绝缘性能,物理机械性能优异
Possessing good electrical insulation performance,physical mechanical properties.
7.电缆阻燃性能达到GB/T18380.3-2001电缆成束燃烧试验A、B、C类(IEC332-3)的要求
Flame-residence comforts to the requirement of GB/T1 8380.3-2001(IEC332-3)
8、低烟特性:满足GB/T17650-1998,GB/T17651—1998的要求
Low-smoke property comforts to GB/T17650-1 998.GB/T17651—1 9989.
9、无卤特性:(1)导电率≤10 μs/mm
(2)PH值≥4.3
Non-halogen property:(1)Conductivity≤10 μs/ram
(2)PH≥4.3
10、烟气毒性符合GAl32准安全级的要求。
Smoke poisonous conform to GAl32.
空气敷设长期连续负荷载流量单位:A
Continue loading current of cable laid in air
截面 mm 2Cross Section | DZY-WZR(A 、 B)-750V | DZY-WZR(A 、 B)-1500V | ||
接触 Contact | 非接触 Non contact | 接触 Contact | 非接触 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 |
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 |