煤矿用射频同轴电缆Mining RF Coaxial Cable
一、执行标准
MT/T386-2011及Q/YZJX006-2014
Execution standard
MT/T386-2011ａnd Q/YZJX006-2014
二、电缆型号和名称及用途见下表 Cable types and USES of the name and see the table below
电缆型号及用途 Cable types and purposes
表1 table1
型号Type no. | 名 称 The name says | 主要使用范围 The main scope of use |
MSYV-50-(3、5、7、9、12) | 煤矿用射频同轴电缆Rf coaxial cables for coal mine | 用于矿场无线电通信，人员定位系统Used in the mine radio communications, personnelpositioning system |
| MSYV-75-(3、4、5、7、9、12) | 煤矿用射频同轴电缆Rf coaxial cables for coal mine | 用于矿场无线电通信，人员定位系统Used in the mine radio communications, personnelpositioning system |
三、主要性能指标
MSYV-50系列电缆的特性阻抗为502QMSYV-75系列电缆的特性阻抗为75土3Q;
2.20C时绝缘电阻不小于5000MQ.km;
3.电缆阻燃性通过MT/T386试验。
Main performanceindicators
1.MSYV series - 50, the characteristic impedance of the cable for 50plus or minus
2,MSYV - 75 series of the characteristic impedance of thecable is 75+3Q:2.20°C when the insulation resistance is not less than 5000mQ. km:
3. The flame retardant cable by MT/T386 test
四、命名代号 Name code
煤矿用射频同轴电缆 Rf coaxialcables for coalmine..................................................................................MS
铜质线芯 Copper wire core ..................................................................................................................省略omit
聚乙烯绝缘 Polvethvleneinsulation...................................................................................................................Y
聚氯乙烯护套 PVC sheathed................................................................................................................................V
五、产品结构示意图 Product structure diagram
六、电缆的安装与敷设
1.电缆长期允许工作温度为-40~+50°C，月平均相对**湿度为95% (+25C时)
2.电缆允许敷设与安装的温度应不低于-10C
3.电缆最小弯曲半径不小于电缆外径的6倍。
The installation of the cable laying
1.Long-term allowed working temperature of cable - 40 ~+ 50Cthe biggest monthly average relative humidity of 95%(+ 25C);
2. The cable and installation of the allowed temperature should benotless than 10C;
3. The minimum bending radius should not less than 6 times of cablediameter.
