Cable Construction
| Conductor | Class 1 Solid Copper Conductor according to BS EN 60228 (previously BS 6360) |
| Insulation | PVC (Polyvinyl Chloride) |
| Bedding | Polyester Wrapping Tape |
| Screen | AL/PE (Aluminium / Polyethylene) Tape |
| Sheath | LSZH (Low Smoke Zero Halogen) |
Dimensions
| No. of Pairs | Nominal Diameter of Conductors mm | Construction | Nominal Overall Diameter mm | Nominal Weight kg/km |
|---|---|---|---|---|
| 10 | 0.5 + E | 20PR Unit | 7 | 98 |
| 20 | 0.5 + E | 20PR Unit | 9 | 155 |
| 50 | 0.5 + E | 20PR Unit | 13.5 | 325 |
| 75 | 0.5 + E | 20PR Unit | 16 | 470 |
| 80 | 0.5 + E | 20PR Unit | 16.5 | 495 |
| 100 | 0.5 + E | 20PR Unit | 19 | 610 |
| 200 | 0.5 + E | 20PR Unit | 25.6 | 1155 |
Electrical Characteristics
| Maximum Resistance of Conductor at 20°C ohms/km | Minimum Insulation Resistance at 20°C Mohms/km | Maximum Capacitance Unbalance pF/km |
|---|---|---|
| 97.8 | 50 | 500 |
Pair Identification
| Cabling Element | Colour Code Table CW1308 | ||||
|---|---|---|---|---|---|
| Colour of Insulation | Cabling Element | Colour of Insulation | |||
| A - Wire | B - Wire | A - Wire | B - Wire | ||
| 1 | White / Blue | Blue / White | 16 | Yellow / Blue | Blue / Yellow |
| 2 | White / Orange | Orange / White | 17 | Yellow / Orange | Orange / Yellow |
| 3 | White / Green | Green / White | 18 | Yellow / Green | Green / Yellow |
| 4 | White / Brown | Brown / White | 19 | Yellow / Brown | Brown / Yellow |
| 5 | White / Grey | Grey / White | 20 | Yellow / Grey | Grey / Yellow |
| 6 | Red / Blue | Blue / Red | 21 | Violet / Blue | Blue / Violet |
| 7 | Rec / Orange | Orange / Red | 22 | Violet / Orange | Orange / Violet |
| 8 | Red / Green | Green / Red | 23 | Violet / Green | Green / Violet |
| 9 | Red / Brown | Brown / Red | 24 | Violet / Brown | Brown / Violet |
| 10 | Red / Grey | Grey / Red | 25 | Violet / Grey | Grey / Violet |
| 11 | Black / Blue | Blue / Black | 26 | Pink / Blue | Blue / Pink |
| 12 | Black / Orange | Orange / Black | 27 | Pink / Orange | Orange / Pink |
| 13 | Black / Green | Green / Black | 28 | Pink / Green | Green / Pink |
| 14 | Black / Brown | Brown / Black | 29 | Pink / Brown | Brown / Pink |
| 15 | Black / Grey | Grey / Black | 30 | Pink / Grey | Grey / Pink |
| Make-Up and Unit Identification Colours 16 and 20 Pair Units | |||||||
|---|---|---|---|---|---|---|---|
| Pair Size | 8/10 Pair | 16/20 Pair | 32/40 Pair | 64/80 Pair | 100 Pair | 128/160 Pair | 256/320 Pair |
| No. of Units | |||||||
| Center | ½ | 1 | 4 x ½* | 1 | 1 | 4 x ½ | 1 |
| 1st Layer | - | - | - | 6 x ½ | 8 x ½ | 6 | 5 |
| 2nd Layer | - | - | - | - | - | - | 10 |
| Unit No. | Colours of Unit Lappings | ||||||
| 1 | Orange | Orange | Orange | Orange | Orange | Orange | Orange |
| 2 | - | - | Green | Orange | Orange | Green | Orange |
| 3 | - | - | - | Natural | Natural | Orange | Natural |
| 4 | - | - | - | Green | Natural | Natural | Natural |
| 5 | - | - | - | - | Green | Natural | Natural |
| 6 | - | - | - | - | - | Natural | Green |
| 7 | - | - | - | - | - | Natural | Orange |
| 8 | - | - | - | - | - | Green | Natural |
| 9 to 15 | - | - | - | - | - | - | Natural |
| 16 | - | - | - | - | - | - | Green |