300/500V Limited Fire Hazard Track Circuit Feeder Cables to SE895
Application
The cables are designed for making connection across the track at the ballast level to the running rails for the signalling track circuits. They are characterized by being high resistant to mechanical damage, fi re and contaminants such as oil and water.
Standard
- SE895
- UNE 21027
Cable Construction
 |
 |
| Conductors | Stranded tinned copper conductors to IEC 60228 class 2 or 5. |
| Insulation | LSZH Insulation |
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section | mm^2 | 4.0 |
| Maximum DC Conductor Resistance | Ω/km | 4.7 |
| Voltage Rating | KV | 0.3/0.5 |
Mechanical and Thermal Properties
- Minimum Bending Radius: 7.5×OD
- Temperature Range: -25℃ to +85℃ (during operation); -10℃ to +70℃ (during installation)
Dimensions and Weight
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm^2 |
No. & Nominal Diameter of Strands No/mm |
Nominal Insulation Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
|---|---|---|---|---|---|
| RF895-ES05Z-U-300/500V-1G4 | 1×4.0 | 7/0.85 | 0.8 | 6.8 | 85 |
U is changed to K if the stranding class is changed from class 2 to class 5
