Telephone Cables

 PVC Insulated Self Supporting Drop Wires to RUS (REA) PE-7

Application

The drop wires are designed for extending a distribution cable pair from a pole or cable terminal to a subscriber premises. The cables are suitable for aerial installation.

Standards

• RUS (REA) PE-7

Construction

Conductors
Solid annealed bare copper 0.64mm or 0.9mm as per ASTM B-3/class 1 of IEC 60228

Steel Bearer Wire
Galvanized steel wire, solid

Insulation
High density black PVC which can be made ultraviolet resistant by addition of carbon black

Electrical Properties

Nominal Conductor Diameter

mm

0.64

0.9

Conductor Gauge Size

AWG

22

19

Conductor Size

mm2

0.332

0.636

Maximum Conductor Resistance @20°C

Ω/km/ Ω/mile

57.1/91.8

28/44.9

Minimum Insulation Resistance @500V DC

MΩ.km / MΩ.mile

400/249

400/249

Maximum Breaking Strength

Kg

155

155

Dielectric Strength 1min

V RMS

1500

1500

Nominal Insulation Thickness

mm/inch

1.0/0.039

1.05/0.041

Nominal Insulated Conductor Diameter

mm/inch

2.65/0.104

3.05/0.12

Nominal Diameter of Steel Wire Core

mm/inch

3.2/0.126

3.35/0.132

Mechanical and Thermal Properties

Temperature range during operation (fixed state): -30°C – +70°C
Temperature range during installation (mobile state): -20°C – +50°C
Minimum bending radius: 7.5 x Overall Diameter

Dimensions And Weight

Cable Code

Number and
Diameter of Wires in Conductor

Diameter of Supporting Wire

Nominal Insulation Thickness

Nominal Insulation Diameter

Nominal Overall
Dimensions

Nominal
Weight

Conductor

Supporting
Wire

A

B

 

No./mm

mm/inch

mm/inch

mm/inch

mm/inch

mm/inch

mm/inch

kg/km / lbs/kft

TP7-Y-1P064-SS

2×0.64

1.2/0.047

1.00/0.039

2.65/0.104

3.20/0.125

6.1/0.24

6.1/0.24

43/28.89

TP7-Y-1P09-SS

2×0.90 1.2/0.047 1.05/0.041 3.05/0.120  3.35/0.132 8.1/0.32 6.8/0.27

52/34.94