CW1128/1198 External SWA Telephone Cable

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CW1128 External cable with steel wire armour (SWA) making it suitable for direct burial applications. Engineered to excel in telephone equipment interconnections and diverse communication scenarios, this cable has PE sheathing for robust protection against outdoor elements, ensuring consistent performance in challenging environments. Designed for low-frequency signal handling over short distances, our cable guarantees seamless data transmission and signalling,

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CW1128 External cable with steel wire armour (SWA) making it suitable for direct burial applications. Engineered to excel in telephone equipment interconnections and diverse communication scenarios, this cable has PE sheathing for robust protection against outdoor elements, ensuring consistent performance in challenging environments. Designed for low-frequency signal handling over short distances, our cable guarantees seamless data transmission and signalling, 

Conductor

Plain Copper

Stranding

Class 1

Bedding

PE

Armour

Steel Wire Armour

Colour

Black

Bendingradius

10 x Overall Diameter

Temperature

0°C to +40°C* (*Maximum continuous temperature of standard jelly compound)

Standards

Generally complies with BT Specification CW1128/1198’

BATT Part No No of pairs Nominal diameter of conductors (mm) Nominal diameter under armour (mm) Nominal diameter of armour (mm) Approx overall diameter (mm) Weight (kg/km)
42125 2pr(QUAD) 0.50 7.5 0.9 12.7 191
42126 5pr 0.50 8.0 0.9 13.2 218
42127 10pr 0.50 9.5 0.9 14.7 259
42128 20pr 0.50 12 0.9 17.2 358
42232 30pr 0.50 12.5 1.25 18.4 530
42129 50pr 0.50 16.5 2 23.3 851

 

BATT Part No No of pairs Nominal diameter of conductors (mm) Nominal diameter under armour (mm) Nominal diameter of armour (mm) Approx overall diameter Weight (kg/km)
42205 2pr(QUAD) 0.90 9 0.9 14.2 308
42144 5pr 0.90 11.5 0.9 16.7 379
42143 10pr  0.90 14 1.25 19.9 605
42136 20pr 0.90 18 2 24.8 1065
42138 50pr 0.90 26.5 2 34.5 2142

ELECTRICAL CHARACTERISCTICS

Nominal diameter of conductors (mm) Maximum conductor resistance at 20°C (ohms/km) Minimum insulation resistance (ohms/km) Maximum mutal capacitance (nF/km)
0.5 96 1500 64
0.9 30 1500 65

For 20 pairs and above the maximum mutual capacitance shall increase by 3nF/km

Batt Part No. Pairs Size Colour/Reference
42125 2pr(QUAD) 0.50 Black
42126 5pr 0.50 Black
42127 10pr 0.50 Black
42128 20pr 0.50 Black
42232 30pr 0.50 Black
42129 50pr 0.50 Black
42205 2pr(QUAD) 0.90 Black
42144 5pr 0.90 Black
42143 10pr 0.90 Black
42136 20pr 0.90 Black
42138 50pr 0.90 Black

The information in this datasheet is for guidance only and subject to change without liability. Images provided are representations; actual cable dimensions may vary due to manufacturing tolerances.

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