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Alarm & Audio & Electronic Cables

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BS 5308 Cable

BS 5467 Cable

BS 6724 Cable

BS 6346 Cable

BS 7211 Cable

IEC 60502-1 Cable
 

 
 
  Coaxial Cables

SR250

Construction

Inner conductor 

Silver plated copper clad steel(SCCS) 

Φ1.65 mm 

Dielectric 

PTFE 

Φ5.31 ± 0.1mm 

Outer conductor 

type1:Seamless bare copper tube 

Φ6.35 ± 0.1mm

type2:Seamless copper tube, tin plated(TP) 

type3:Seamless copper tube, silver plated(SP) 

Electrical & Mechanical Characteristics

Impedance 50±3 Ohm

Nominal capacitance 

95.1 pF/m

Velocity of propagation 

-

Insulation resistance 

- Mohm.Km

Inner conductor resistance 

- Ohm/Km

Outer conductor resistance 

- Ohm/Km

Operating temperature range 

-55°C - +125 °C 

Outer conductor integrity temperature 

175°C 

Min.bending radius 

22.3 mm 

Attenuation

Frequency(MHz) 

Max. Attenuation(dB/100m) 

Max. Attenuation(dB/100ft) 

500 16 4.9

1000

23

7.0

5000

58

17.7

10000

89

27.1