SYV-50系列实芯聚乙烯绝缘射频同轴电缆

关于同轴电缆的一些数据

内导体

绝缘

外导体护套

型号规格

材料

根数/直径标称外径外径型式SYV-50-2-1软铜线7×0.160.481.5单层编织SYV-50-2-41软铜线1×0.680.682.2单层编织SYV-50-3-1软铜线7×0.320.962.95单层编织SYV-50-3-4软铜线1×0.900.92.95单层编织SYV-50-3-41软铜线1×0.900.92.95双层编织SYV-50-5-1软铜线1×1.401.44.8单层编织SYV-50-5-41软铜线1×1.401.44.8双层编织SYV-50-7-2软铜线7×0.752.257.25单层编织SYV-50-7-41软铜线7×0.752.257.25双层编织SYV-50-9-41软铜线7×0.952.859单层编织SYV-50-12-41软铜线7×1.153.4511.5单层编织电气参数型号规格缆芯介电绝缘电阻

强度kv（MΩ.km）

特性阻抗

不小于

Ω

1MHZ20MHZSYV-50-2-1250±23.0813.83SYV-50-2-41350±21.918.59SYV-50-3-1450±21.647.38SYV-50-3-4450±21.446.47SYV-50-3-414.250±2

1.446.47SYV-50-5-16.5500050±2

0.94.08SYV-50-5-416.550±20.94.08SYV-50-7-21050±20.713.2SYV-50-7-411050±20.713.2SYV-50-9-411250±20.592.66SYV-50-12-411550±2

0.47

2.13

工程使用数据型号规格额定电容质量（近

pF/m额定速比

似值）最小弯曲半径cm

kg/km

室内

室外SYV-50-2-11000.66151.53SYV-50-2-411000.663124SYV-50-3-11000.66402.55SYV-50-3-41000.66402.55SYV-50-3-411000.666036SYV-50-5-11000.66723.57SYV-50-5-411000.6610448SYV-50-7-21000.66160510SYV-50-7-411000.66160510SYV-50-9-411000.66237612SYV-50-12-41

100

0.6628071412D-FB10D-FB8D-FB7D-FB

结构参数 Physical Dimensions

密度标称厚度≥91%0.43≥91%0.56≥91%0.75≥91%0.75≥91%0.8≥91%0.88≥91%0.92≥91%1.05≥91%1.1≥91%1.18≥91%1.3

最大衰减dB/100m

150MHZ200MHZ38.1844.1723.8227.5920.4823.7418.0120.8818.0120.8811.4813.3311.4813.339.0610.549.0610.547.588.836.11

7.13

5D-FB

关于同轴电缆的一些数据

内导体 Inner

4.43.52.82.6

Conductor(Dia.mm)

绝缘体

12.4107.87.3

Dieictric(Dia.mm)外导体 Outer

13.4118.88.2

Conductor(Dia.mm)外护套 Jacket

15.61310.49.8

(Dia.mm)

电气性能 Electrical Characteristics

1.855.97.5最大衰减150MHz280MHzAttenuation350MHz400MHz(20°C)800MHz900MHz(dB/100m)1200MHz1500MHz1900MHz内导体电阻Inner

Conductor Resistance

Ω/km,≤绝缘电阻 InsulationResistance MΩ/km,≥耐电压 AC V/min.≥特性阻抗CharacteristicImpedance Ω

3.44.14.75.66.36.35.86.98.510.29.211.110.913.412.315.314.317.71.17

1.86

4.95.3

77.3

8.18.3

8.89.1

13.113

1414.3

16.717

19.219.722.222.92.92

3.41

5000

100050±2

7.610.912.1131920.424.227.531.87.05

关于同轴电缆的一些数据

护套

外径2.84555.87.27.910.31112.215400MHZ62.8239.3833.9329.8929.8919.2119.2115.2615.2612.8410.44

900MHZ95.1359.9851.845.7445.7429.7229.7223.8123.8120.1816.57

m