External Telephone C...
External Telephone Cable CW 1128/1179/1252 Jelly Filled / Screened / Self Supported
External Telephone Cables from NORDEN are primarily designed for the interconnection of telephone equipment. In addition, these cables may be used for interconnection of other communication and control equipment or low level signaling applications. The cables are self supported and suitable for Aerial.
Overview Specifications Ordering Information
Overview
External Telephone Cables from NORDEN are primarily designed for the interconnection of telephone equipment. In addition, these cables may be used for interconnection of other communication and control equipment or low level signaling applications. The cables are self supported and suitable for Aerial.
Specifications
 |
CABLE STANDARDCW 1128 JELLY FILLED UNSCREENED CABLE |
CABLE CONSTRUCTION
|
Conductor |
Class 1 Solid annealed Bare Copper Conductors to BS 6360 |
|
Insulation |
Solid PE (Polyethylene) |
|
Twisted Pair |
Two single wires are twisted to form a Pair |
|
Separator |
Polyester Tape |
|
Core Filler |
Petroleum Jelly Compound |
|
Screening |
AL Tape Laminated with PE-Copolymer Longitudinal Wrapped |
|
Messenger |
7-Strand GSW (Galvanized Steel Wire) |
|
Outer Jacket |
PE (Polyethylene) |
|
Jacket Colour |
Black |
PHYSICAL CHARACTERISTICS
| Characteristic | Value | ||
| 0.4 mm | 0.5 mm | 0.63 mm | |
| Conductor Size | 26 AWG | 24 AWG | 22 AWG |
| Nom. Insulation Thickness | 0.175 mm | 0.20 mm | 0.26 mm |
| Nom. Insulated Conductor Diameter | 0.75 mm | 0.90 mm | 1.15 mm |
| Min. Bending Radius | 10 x D | ||
|
Operating Temperature |
-20 °C to +70 °C |
||
ELECTRICAL CHARACTERISTICS
| Characteristic | Unit | Value | ||
| 0.4 mm | 0.5 mm | 0.63 mm | ||
| Max. Conductor DC Resistant @ 20 °C | Ω/km | 143 | 91 | 58 |
| Min. Insulation Resistant @ 500 VDC | MΩ.km | 5000 | 5000 | 5000 |
| Max. Average Mutual Capacitance @ 800 Hz | nF/km | 60 | 60 | 60 |
| Max. Capacitance Unbalance @ 800 Hz (Pair to Pair) | pF/500m | 250 | 250 | 250 |
INSULATION COLOUR CODE
| Pair Colour Code | Unit Binder Colour Code | |||
| Pair No. | Wire - A Colour | Wire - B Colour | Unit No. | Binder Tape Colour |
|
1 |
White |
Blue |
1 |
Blue |
|
2 |
White |
Orange |
2 |
Orange |
|
3 |
White |
Green |
3 |
Green |
|
4 |
White |
Brown |
4 |
Brown |
|
5 |
White |
Grey |
5 |
Grey |
|
6 |
Red |
Blue |
6 |
White |
|
7 |
Red |
Orange |
7 |
Red |
|
8 |
Red |
Green |
8 |
Black |
|
9 |
Red |
Brown |
9 |
Yellow |
|
10 |
Red |
Grey |
10 |
Violet |
