Inductive Loop Cable

Application

The cables are designed for installation between railway running rails and they provide communications between trains and trackside equipments.

Standard

  • TR2029

Cable Construction

Loop
  • Conductors: Stranded copper conductor.
  • Insulation: EPR/PE.
  • Sheath: PCP/PVC/LSZH.

Electrical Characteristics at 20℃

Nominal Conductor Cross Section mm² 1.5 2.5
Maximum Conductor Resistance Ω/km 13.7 7.41
Minimum Insulation Resistance MΩ.km 5000 5000
Capacitance to Earth @1KHz pF/km 0.1 0.1

Mechanical and Thermal Properties

  • Minimum Bending Radius: 6×OD (static); 15×OD (dynamic)
  • Temperature Range: -20℃ to +85℃

Dimensions and Weight

Cable Code No. of cores&
Nominal Conductor
Cross Sectional Area
No.×mm		 No. & Nominal
Diameter of
Strands
No/mm		 Nominal
Insulation
Thickness
mm		 Nominal
Sheath
Thickness
mm		 Nominal
Overall
Diameter
mm		 Nominal Weight
kg/km
RS2029-3G5G-1G1.5 1×1.5 30/0.25 0.8 1.4 6.6 70
RS2029-2YY-1G2.5 1×2.5 7/0.67 3.5 2.0 13 183
RS2029-2YH-1G2.5 1×2.5 7/0.67 0.7 4.5 13 219