煤礦用射頻同軸電纜Mining RF Coaxial Cable

一、執(zhí)行標(biāo)準(zhǔn)

MT/T386-2011及Q/YZJX006-2014

Execution standard

MT/T386-2011ａnd Q/YZJX006-2014

二、電纜型號和名稱及用途見下表 Cable types and USES of the name and see the table below

電纜型號及用途 Cable types and purposes

表1 table1

三、主要性能指標(biāo)

MSYV-50系列電纜的特性阻抗為502QMSYV-75系列電纜的特性阻抗為75土3Q;

2.20C時絕緣電阻不小于5000MQ.km;

3.電纜阻燃性通過MT/T386試驗。

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、命名代號 Name code

煤礦用射頻同軸電纜 Rf coaxialcables for coalmine..................................................................................MS

銅質(zhì)線芯 Copper wire core ..................................................................................................................省略omit

聚乙烯絕緣 Polvethvleneinsulation...................................................................................................................Y

聚氯乙烯護套 PVC sheathed................................................................................................................................V

五、產(chǎn)品結(jié)構(gòu)示意圖 Product structure diagram

六、電纜的安裝與敷設(shè)

1.電纜長期允許工作溫度為-40~+50°C，月平均相對**濕度為95% (+25C時)

2.電纜允許敷設(shè)與安裝的溫度應(yīng)不低于-10C

3.電纜最小彎曲半徑不小于電纜外徑的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.