Trackside Signalling Aluminium Power Cables to BR880
Application
BR880 solid sector shaped conductors for trackside signalling power supplies.
Standards
- BR880
- BS 5467
- BS 6346
- UNE 21123
Construction
- Conductors: Sector shaped solid plain aluminium to IEC 60228 class 2 or 5.
- Insulation: XLPE type GP8 to BS 7655 or PVC type TI 1 to BS 7655.
- Core Wrapping: PETP (Pol yethy lene Terephthalate).
- Sheath: PVC type 9 to BS 7655 (LSZH can be offered as an option).
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section | mm² | 16 | 25 | 35 | 50 | 70 | 95 |
| Maximum DC Conductor Resistance | Ω/km | 1.91* | 1.2* | 0.868* | 0.641 | 0.443 | 0.32** |
| Voltage Rating | KV | 0.6/0.1 | |||||
* Aluminium conductors 10mm² to 35mm² circular only.
** For single core cables, four sectoral shaped conductors may be assembled info a single circular conductor. The
maximum resistance of the assembled conductor shall be 25% of that of the individual component conductors.
Mechanical and Thermal Properties
- Minimum Bending Radius: 10×OD
- Temperature Range: -30℃ to +70℃ (during operation); -10℃ +55℃ (during installation)
Core Identification
2 core: Brown/Blue
4 core: Blue/Brown/Black/Grey
Dimensions and Weight
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm² |
Nominal Thickness of Insulation mm |
Nominal Thickness of Sheath mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
| RF880-RV-K-0.6/1KV-2G16AL | 2×16 | 1.0 | 1.8 | 14.3 | 420 |
| RF880-RV-K-0.6/1KV-2G25AL | 2×25 | 1.2 | 1.8 | 16.6 | 455 |
| RF880-RV-K-0.6/1KV-2G35AL | 2×35 | 1.2 | 1.8 | 18.0 | 525 |
| RF880-RV-K-0.6/1KV-2G50AL | 2×50 | 1.4 | 1.8 | 20.4 | 620 |
| RF880-RV-K-0.6/1KV-2G70AL | 2×70 | 1.4 | 1.9 | 22.8 | 840 |
| RF880-RV-K-0.6/1KV-2G95AL | 2×95 | 1.6 | 2.0 | 26.2 | 1020 |
| RF880-RV-K-0.6/1KV-4G70AL | 4×70 | 1.4 | 2.0 | 30.6 | 1750 |
| RF880-RV-K-0.6/1KV-4G95AL | 4×95 | 1.6 | 2.2 | 35.5 | 2100 |
K is changed to U if the stranding class is changed from class 5 to class 2