Railway Cables

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.

Standards

● SE895
● UNE 21027

Construction

Conductors
Stranded tinned copper conductors to IEC 60228 class 2 or 5.

Insulation
LSZH Insulation.

Electrical Characteristics at 20℃

Nominal Conductor Cross Section
mm²
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.×mm²
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