Coaxial Cables  

URM Coax

URM 67 LSF

Product Name/Code : URM 67 LSF

 

Electrical Performance

Application :

Max.Conductor DC Resistance at 20 ℃( Ω/Km ) 3 8.40

5.71

For communication and signal control systems.

Min.Insulation DC Resistance at 20 ℃( MΩ*Km ) >500

>500

Reference Standard

Operating Temperature( ℃ ) -20-60

60

Customer's sample spec .and the general standard

Voltage Rating(V) 500

1000

Cable Construction

Capacitance(pF/m) +/-3

100

Center Conductor

Bare Copper

Strand

0.77/7

Velocity ratio(%)

66.60

Dia.(mm)

2.35

+/-5%

Impedance( Ω ) +/-3

50

Insulation

Solid PE

Attenuation at 20 ℃ (dB/100m)

Nom. Thickness(mm)

2.45

200 MHz

9.8

Insulation Dia. (±0.03mm)

7.25

400 MHz

15.6

Insulation Color

Nature

600 MHz

20

Screening Layer

Bare Copper braid

800 MHz

22.8

Construction (stranded)

16/ 12 /0.18

1000 MHz

28

Braiding coverage

87%

Sheathing

LSF PVC

Nom. Thickness(mm)

1.435

Cable Dia.(±0.10mm)

10.30

Jacket Color

According to customer

Sheathing Compound

PVC/LSF/LSOH

Core Identification/Color Code

According to customer request

Bending Radius

6xOverall Diameter

Temperature Rating

70C

Voltage Rating

300/500V

Fire Performance

Flame Propagation Test to IEC 60332 Part 1 ( PVC /LSOH)
Flame Propagation Test to IEC 60332 Part 1 and Part 3 ( FRPVC/LSFROH )
Determination of the amount Halogen Acid Gas to IEC 60754 Part 1 ( LSOH )
Smoke Density Test to IEC 61034 ( LSOH )
Oxygen Index Test to BS 2863 or ISO 4589-2 ( LSOH )
Temperature Index Test to BS 2782 or ISO 4589-3
( LSOH )

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