供应矿用射频电缆MSYV 75-5 75-7 75-9 50-7 50-9

煤矿用阻燃同轴射频电缆
 
 
Fire retardant radio frequency coaxial cables in mines

产品用途:产品适用于煤矿井下无线电通讯设备和采用类似技术的电子装置的有关无线电子设备中传输射频信号。

Scope of application:The product is fit for the transmission of radio frequency **s in radio equipment or in electronic equipment adopting similar technologies.

执行标准 Standards implemented: Q/3210HL32-2005
  

型号规格及尺寸范围 Model specifications and sizes application 

型 号
Model 内导体(根数/直径mm)
Inner conductor
(core No./dia) 标称绝缘外径mm
Nominal insulation outerdiameter  标称电缆外径mm
Nominal cable outer diameter 
MSYV-50-2-1 7/0.16 1.5 2.8 
MSYV-50-2-41 1/0.68 2.2 4.0 
MSYV-50-3-1 7/0.32 2.95 5.0 
MSYV-50-3-41 1/0.9 2.95 5.8 
MSYV-50-5-1 1/1.4 4.8 7.2 
MSYV-50-5-3 1/1.4 4.8 7.2 
MSYV-50-7-1 7/0.76 7.3 10.3 
MSYV-50-7-2 7/0.76 7.3 10.5 
MSYV-50-9-41 7/0.95 9.0 12.2 
MSYV-50-12-1 7/1.15 11.5 15.0 
MSYV-75-2 7/0.08 1.5 2.9 
MSYV-75-3-41 7/0.17 3.0 5.0 
MSYV-75-5-41 1/0.75 4.8 7.2 
MSYV-75-5-42 1/0.75 4.8 7.9 
MSYV-75-7-1 7/0.40 7.3 10.3 
MSYV-75-7-41 7/0.40 7.3 11.0 
MSYV-75-9-41 1/1.37 9.0 12.2 
MSYV-75-12-2 7/0.64 11.5 15.0 
MSYV-75-15-41 7/0.82 15.0 19.0 
MSYV-100-7 1/0.6 7.3 10.2 

电缆结构示意图 IIIustration of cable structure



使用特性 Service characteristics

电缆导体较高工作温度
Electric cable conductor Max. temperature 70℃ 
较低环境温度
Lowest ambient temperature 固定敷设为-40℃,非固定敷设为-15℃ 
Fixed placing-40℃,Non-fixed placing -15℃ 
+40℃环境相对湿度 
Environment relative humidity at 40℃ ≤98% 
电缆的较小弯曲半径
Minimun bending radius 电缆外径的5倍(在室内);电缆外径的10倍(在室外)
Cable outer diam 5 times(In room);cable outer diam 10times(In outside) 

电缆主要技术性能 Major technical performances

型 号
Model 标称特性阻抗(Ω)
characteristic
impedance 衰减常数
attenuation constant 额定电容(PF/m)
Rated capacitance 试验电压(KV)
Test voltage 绝缘电阻
(≥MΩ·Km)
Insulation
resistance  
频率(MHz)
frequency 衰减(≤db/m)
attenuation 
MSYV-50-2-1 50 200 0.45 100 2.0 5000 
MSYV-50-2-41 0.31 3.0 
MSYV-50-3-1 0.24 4.0 
MSYV-50-3-41 0.22 4.2 
MSYV-50-5-1 0.15 6.5 
MSYV-50-5-3 0.15 6.5 
MSYV-50-7-1 0.11 10.0 
MSYV-50-7-2 0.11 10.0 
MSYV-50-9-41 0.095 12.0 
MSYV-50-12-1 0.080 15.0 
MSYV-75-2 75 0.579 67 1.5 
MSYV-75-3-41 0.28 2.0 
MSYV-75-5-41 0.15 5.5 
MSYV-75-5-42 0.15 5.5 
MSYV-75-7-1 0.12 8.0 
MSYV-75-7-41 0.12 8.0 
MSYV-75-9-41 0.088 10.0 
MSYV-75-12-2 0.088 12.5 
MSYV-75-15-41 0.066 16.0 
MSYV-100-7 100 0.147 57 5.0 

电缆其它主要技术性能 Other major technical performances

单根垂直燃烧试验
Single wire burning test MT386 
成束燃烧试验
Group burning test  符合GB/T 18380.3标准中B类中成束试验要求
Conforms to GB/T18380.3 standard B kind group burning test  
 
 
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