矿用信号电缆
信号控制电缆FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES(Signal electric cable)信号控制电缆
矿用信号电缆用途:产品适用于煤矿井下监测、控制系统作低频信号传输线。
Scope of application:The product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line
信号控制电缆煤矿用通信电缆执行标准 Standards implemented: MT818-1999
煤矿用通信电缆型号名称及使用范围 Model descriptions and Use scope
型信号控制电缆 号 |
名 称 |
使 用 范 围信号控制电缆 |
MHYV(PUYV) |
聚乙烯绝缘聚氯乙烯护套矿用信号电缆 |
用于井下平巷、斜巷及机电硐室作普通信号传输 |
MHYVR(PUYVR) |
聚乙烯绝缘聚氯乙烯护套矿用信号电缆 |
用于井下平巷、斜巷及机电硐室作普通信号传输 |
MHYVP(PUYVP) |
聚乙烯绝缘铜丝编织屏蔽聚氯乙烯护套矿用信号电缆 |
用于井下干扰较大的场合作信号传输 |
MHYVRP(PUYVRP) |
聚乙烯绝缘聚氯乙烯护套铜丝编织矿用屏蔽信号软电缆 |
用于井下干扰较大的场合作信号传输 |
MHYBV(PUYV31) |
聚乙烯绝缘镀锌钢丝编织铠装聚氯乙烯护套矿用信号电缆 |
用于井下平巷或斜巷作主信号传输能承受一定的机械冲击力 |
MHY32 (PUYV39、39-1) |
聚乙烯绝缘聚氯乙烯护套钢丝铠装矿用信号电缆 |
用于竖井或斜井作主信号传输能承受较大的拉力 |
矿用信号电缆
使用特性 Service characteristics
长期允许工作温度 |
70℃ |
敷设温度 Cable laying temperature |
≥0℃ |
+25℃时环境相对湿度 Environment relative humidity at 25℃ |
≤95% |
传输频率 Transmission frequency of cable |
≤30KHz |
矿用信号电缆的最小弯曲半径 Minimun bending radius |
MHYVR及MHYVRP型电缆为电缆外径的10倍,其它型号为外径的15倍 |
矿用信号电缆结构示意图
IIIustration of cable structure
矿用信号电缆规格 Specifications
矿用信号电缆 |
矿用信号电缆 |
||||||||||||
0.5 |
0.75 |
0.8 1.0 |
1.5 |
0.5 |
0.75 |
0.8 |
1.0 |
1.5 0.5 |
0.75 |
0.8 |
1.0 |
1.5 |
|
- |
芯 数Core No. |
对 数Pair No. |
导体结构Conductor structure |
||||||||||
MHYV |
2-7 |
2-10 |
1/0.8 |
1/0.97 |
- |
1/1.13 |
1/1.38 |
||||||
MHYVR |
2-7 |
2-10 |
- |
42/0.15 |
- |
32/0.20 |
48/0.20 |
||||||
MHYVP |
2-7 |
2-10 |
1/0.8 |
1/0.97 |
- |
1/1.13 |
1/1.38 |
||||||
MHYVRP |
2-7 |
2-10 |
- |
42/0.15 |
- |
32/0.20 |
48/0.20 |
||||||
MHYBV |
2-7 |
2-10 |
- |
1/0.97 |
1/1.0 |
1/1.13 |
1/1.38 |
||||||
MHY32 |
- |
3-7 |
2-19 |
- |
1/0.97 |
- |
1/1.13 |
1/1.38 |
矿用信号电缆主要技术性能 Major technical performances
1、矿用信号电缆导体直流电阻和电缆固有衰减 DC resistance of the conductor and Intrinsic attenuation
矿用信号电缆 |
标称截面 |
导 体 结 构 Conductor structure |
20℃时导体直流电阻 |
固有衰减 Intrinsic attenuation |
|
种 类Type |
根数/单线标称直径 PC.No./Single track diameter(mm) |
||||
MHYV
MHYVRP
MHYBV |
0.5 |
1 |
1/0.8 |
36.0 |
1.0 |
2 |
7/0.30 |
36.0 |
|||
0.75 |
1 |
1/0.97 |
24.5 |
0.8 |
|
2 |
7/0.37 |
24.5 |
|||
6 |
42/0.15 |
26.0 |
|||
0.8 |
1 |
1/1.0 |
25.8 |
0.7 |
|
1.0 |
1 |
1/1.13 |
18.1 |
0.65 |
|
2 |
7/0.43 |
18.1 |
|||
5 |
32/0.20 |
19.5 |
|||
1.5 |
1 |
1/1.38 |
12.1 |
0.5 |
|
2 |
7/0.52 |
12.1 |
|||
5 |
48/0.20 |
13.3 |
2、矿用信号电缆其它主要技术性能 Other major technical performances
(型号 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32)
序 号 |
项目Items |
煤矿用通信电缆技术性能 |
|
1 |
+20℃线芯导体直流电阻(≤Ω/Km) Line core DC resistance at 20℃ |
见上表 See above table |
|
2 |
固有衰减(≤dB/Km) Cable intrinsic attenuation |
见上表 See above table |
|
3 |
+20℃绝缘电阻(≥MΩ Km) Insulating resistance at 20℃ |
5000 |
|
4 |
矿用信号电缆lmin工频交流电压试验 |
芯-芯 |
1500V不击穿(50Hz) |
5 |
|
0.06(800Hz) |
|
6 |
|
70(800Hz) |
|
7 |
|
800(800Hz) |
|
8 |
|
2 |
|
9 |
单根垂直燃烧试验 Combustion for single cable test |
MT386 |
|
10 |
成束燃烧试验 Combustion for bunched cable test |
符合GB/T18380标准中B类成束燃烧试验要求 |
|
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