APWC-Asia Pacific Wire & Cable Corp Ltd.

Asia Pacific Wire & Cable (NASDAQ Listed: APWC)

Products

Asia Pacific Wire & Cable Corp Ltd.

Leaky Coaxial Cable

Application

Leaky Coaxial Cables (RADIALCX) can be laid at the places in which radio wave can not cover, such as tunnel or basement, as an auxiliary communication.

Construction

Leaky Coaxial Cable

1Inner conductor-Corrugated copper tube /Copper tube/Copper clad aluminum wire
2Dielectric-Foam polyethylene
3Outer Conductor-Slot Copper/Aluminum tape
4Sheath-Low Smoke Free Halogen compound

Property

  • Low transmission loss
  • Low reflection loss
  • Characteristic impedance is 50 ohm
  • Light weight, easy to delivery and installation
  • With low smoke, halogen free and flame retardant performance
  • Comply the certification of Taiwan national fire agency,ministry of the interior.

Specification

1/2”、7/8”、1-1/4”、1-5/8” as following :


Construction

Item Specification
RADIALCX 1/2” RADIALCX 7/8” RADIALCX 1-1/4” RADIALCX 1-5/8”
Inner conductor Material Copper clad aluminum wire Copper tube Copper tube Corrugated copper tube
Dia(mm) 4.9 9.1 13.2 17.3
Dielectric Material Foam polyethylene
Dia(mm) 12.5 22.5 32.5 42.5
Outer conductor Material Slot copper/Aluminum tape
Dia(mm) 13.0 23.0 33.0 43.0
Sheath Material Low smoke free halogen compound
Dia(mm) 15.0 28.7 38.1 48.0
Cable weight (kg/m) 0.34 0.77 1.16 1.50
Cable identification
PACIFIC RADIALCX 7/8” CFC ─ FR 50 OHM MMYY IEC 60332-1 IEC 60332-3 xxxM
(A) (B) (C) (D)   (E) (F) (G) (H) (G)
  • Name of Pacific Electric Wire & Cable Co. Ltd.
  • Name of PEWC leaky coaxial cable product
  • Size of cable
  • Material of inner conductor ,dielectric and outer conductor
  • Material of sheath
  • Characteristic impedance
  • Year and month of manufacturing
  • Standard which is complied
  • Cable length

Mechanical properties

Item

 Specification
RADIALCX 1/2” RADIALCX 7/8” RADIALCX 1-1/4” RADIALCX 1-5/8”
 Min. Bending radius (mm) 125 250 380 700
Max. Tensile force(kgf) 110 140 170 170
Clamp spacing(M) 0.5 0.9 1.3 1.5
Temperature range -40℃~+60℃ -40℃~+60℃ -40℃~+60℃ -40℃~+60℃

Electrical properties（at 20℃）

Item

 Specification
RADIALCX 1/2” RADIALCX 7/8” RADIALCX 1-1/4” RADIALCX 1-5/8”
Inner conductor resistance(Ω/km) 1.6 1.0 0.8 0.8
Outer conductor resistance(Ω/km) 5.0 3.0 1.5 1.5
Insulation resistance(MΩ-km) >1000 >1500 >1500 >1500
Capacitance(pF/m) 75 75 75 75
Velocity of propagation (%) 88 88 88 88
Impedance(Ω) @200MHz 50 50 50 50
VSWR <1.5 <1.5 <1.5 <1.5
Attenuation(dB/100m) Table1 Table1 Table1 Table1
Coupling loss(dB) Table2 Table2 Table2 Table2

Table 1 Attenuation (Nominal)

Freq. MHz (dB/100m)
1/2” 7/8” 1-1/4” 1-5/8”
75 2.17 0.75 0.70 0.60
150 3.10 1.23 0.97 0.77
450 5.74 2.79 2.19 1.50
800 8.78 3.38 3.01 2.10
870 9.24 4.51 3.55 2.24
900 9.42 4.56 3.59 2.25
960 9.74 4.74 3.37 4.24
1800 21.98 8.99 7.07 4.50
1900 22.72 9.49 7.46 4.71
2000 23.45 9.65 7.59 5.25
2200 25.48 11.54 9.08 7.40
2400 27.93 15.00 11.80 8.27

※ The maximum value shall not exceed 115％of nominal value.

Table 2 Coupling loss

Frequency MHz Specification
  RADIALCX 1/2” RADIALCX 7/8” RADIALCX 1-1/4” RADIALCX 1-5/8”
75 50% 54 55 55 64
95% 65 66 61 78
150 50% 61 62 60 74
95% 72 65 69 82
450 50% 68 75 68 80
95% 79 84 76 90
800 50% 69 69 68 79
95% 82 82 78 89
870 50% 73 73 69 81
95% 84 84 78 90
900 50% 70 70 69 77
95% 79 79 78 90
960 50% 72 72 69 80
95% 83 83 78 90
1800 50% 63 63 69 72
95% 74 74 78 84
1900 50% 64 64 69 72
95% 73 73 78 82
2000 50% 66 66 69 71
95% 72 72 78 83
2200 50% 62 62 69 71
95% 71 71 78 83
2400 50% 64 64 69 69
95% 75 75 78 79

※The maximum value shall not exceed 10dB of nominal value.

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