THE OKONITE COMPANY Product Data
Section 7: Sheet 19

Centralized Traffic Control-
Code Line Cable

With PCF (Pull Cord Feature) Aerial or Direct Burial
Two Copper Conductors

 
A  Bare, Solid Copper Conductors

B  Insulation - Okolene

C  Okolene Belt

Polyester Tape

5 mil Copper Shield

Pull Cord Feature

Jacket - Okolene


Insulation
Okolene® is Okonite's trade name for its low loss polyethylene insulation. The two solid bare copper conductors are insulated with Okolene and twisted together to form a balanced pair. A belt of Okolene is then extruded over the twisted pair and into the interstices.


Shield and Jacket

A polyester tape, 5 mil flat copper tape and a 5/64” black Okolene jacket is applied over the belted core to complete the construction a twin coaxial cable configuration.


Applications

This C.T.C. cable is used on circuits where minimum attenuation and low capacity is essential. It is designed not only for code pulses but also provides for superimposed high frequency circuits. The cable is mechanically rugged and can be installed aerially or underground and is suitable for direct burial by means of a cable plow in all wet and dry locations.

Specifications
Conductors: Solid uncoated copper per ASTM B-3.
Insulation: The dielectric meets or exceeds electrical and physical requirements of ASTM D-1248-84, Type I, Class A, Category 5, Grade #5.
Jacket: Meets or exceeds requirements of ASTM D-1248-84, Class C, Type I, Grade J3 and AREMA Signal Manual Part 10.3.21.

Product Features

  • Mechanically rugged.

  • Resistant to aging.

  • Easy to install and maintain.

  • Resistant to environmental hazards.

  • Superior moisture resistance.

  • Outstanding termite protection.

  • Excellent electrical properties...high dielectric strength, low capacity (SIC) and power factor and high insulation resistance.

  • Pull Cord feature affords easy and quick accessibility to conductors for splicing and terminations. PCF is safety oriented.

 

 

Okolene Insulation

 1-Catalog Number
 2-Size AWG
 3-No. of Strands
 4-
No. Condrs.
 5-Jacket Thickness-64th
 6-Approx. O.D. inches
 7-Net Wt. Lbs./M'
 8-Approx. Ship Wt. Lbs./M'

1

2

3

4

5

6

7

8

207-84-3982

10

Sol.

2

5

.83

316

356

207-84-3994

9

Sol.

2

5

.92

386

445

 

Minimum Manufacturing Quantity is 1000 ft. 
Standard Package—1000' N.R. Reel.
Standard package will be furnished where orders do not specify otherwise.

Engineering Data (Approximate Values)

Characteristic Impedence: Zo = 101 ohms
Electrical Characteristics at 20kHz:

Size
AWG

Attenuation
db/mile

Mutual
Capacitance
mf/mile

Capacity
Unbalance

10
9

0.69
0.64

0.080
0.080

3%
3%

Notes: These characteristics result in a smooth match with available equipment either direct or through matching impedance transformers. The attenuation value is low for the dollar investment and the balanced low capacity results in good quality operation.

 

B\04090719 
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