DCYJ-WDZA-125 DZYJ-WZR(A/B)-125 DCYJZR-3000V机车电缆厂家
DZYJ-WZR(A、B)-125型电缆适于地铁隧道.车站等相对密闭、人员集中、以及阻燃.且燃烧时不生产浓烟、无毒.要求苛刻的环境下使用,特别适合于隧道配电柜与地铁间的引线。
一、执行标准standard:
企业标准Enterprise’s standard
二、适用范围Applications:
DZYJ-WZR(A、B)-125型电缆适于地铁隧道.车站等相对密闭、人员集中、以及阻燃.且燃烧时不生产浓烟、无毒.要求苛刻的环境下使用,特别适合于隧道配电柜与地铁间的引线。
Suitable for subway.tunnel.station etc with crowded people wherever requires higher flame-residence less amount of smoke and poisonous when burning halogen gas.Especially suitable for installation and laid wire between power cabinet and railway in tunnel.
三、使用特性Properties:
1.产品型号:DZYJ-WZR(A、B)-125(具体规格参见附表)
Model:DZYJ-WZR-125(details see the attached table)
2.额定电压750V.1500V
Rated voltage:750V.1500V。3.标称截面0.5--400mm2
Nominal cross section:0.5-400rnm2
4.导体长期工作温度125℃,短路过载温度可达到250℃(5s)
Long-term working temperature is 125℃.Max.working temperature 0f the conductors in short-circuit is 250℃.(5S)
5.电气性能物理机械性能优异
Good electrical insulation.physical mechanical properties.
6.电缆阻燃性能达到GB/T18380.1-2001中DZ-1法的要求
Flame-residence conforms to DZ-1 of in GBl8380.1-2001
7.低烟无卤特性:(1)导电率≤10μs/mm
(2)满足GB/T1 7651—1 998标准要求.其透光率≥60%
(3)PH值≥4.3
Low smoke non-halogen property:(1)Conductivity≤1 O μs/mm
(2)Density transparence of cable flaming smoke≥60% conforming
to GB/T17651—1998
(3)PH≥4.3
8.烟气毒性符合GAl32准安全级的要求。
Smoke poisonous conform to GAl32.
地铁隧道专用电缆结构参数表Cable construction
序号 No | 标称截面 | 线芯结构 | 电缆大外径 mm | 电缆参考重量 kg / km | 20 ℃ 时导体电阻 | ||
750V | 1500V | 750V | 1500V | ||||
1 | 0.5 | 16 / 0.2 | 3.60 | 4.20 | 14 | 16 | 40.1 |
2 | O.75 | 19 / O.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 / O.32 | 4.50 | 5.30 | 31 | 33 | 12.8 |
5 | 2.5 | 19 / 0.41 | 5.20 | 6.00 | 40 | 44 | 7.74 |
6 | 19 / 0.52 | 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 / O.58 | 11.3 | 12.1 | 296 | 313 | 0.78 |
11 | 35 | 133 / O.58 | 12.9 | 13.7 | 414 | 434 | O.557 |
12 | 50 | 133 / 0.68 | 14.6 | 15.0 | 548 | 570 | O.414 |
13 | 70 | 189 / O.68 | 16.0 | 16.4 | 760 | 786 | 0.227 |
14 | 95 | 259 / O.68 | 18.2 | 18.6 | 993 | 1021 | 0.210 |
15 | 120 | 259 / O.76 | 20.2 | 20.6 | 1250 | 1288 | 0.164 |
16 | 150 | 336 / O.74 | 22.2 | 22.6 | 1538 | 1576 | O.132 |
17 | 185 | 427 / 0.74 | 24.8 | 25.2 | 1 846 | 1901 | O.108 |
18 | 240 | 427 / 0.85 | 28.4 | 28.8 | 2446 | 2468 | 0.0817 |
19 | 300 | 518 / O.85 | 32.2 | 32.8 | 2995 | 3042 | 0.0654 |
20 | 400 | 703 / 0.85 | 36.4 | 36.8 | 4530 | 4613 | 0.0490 |