ZPGU Local Signalling Cables (DC Electrifi ed Lines)

Application

The cables are designed for internal connection inside cabling of equipment shelters along the trackside. The shielded cables are suitable for local circuits.

Standard

  • SNCF CT 445
  • NF F 55-698

Cable Construction

ZPGU
  • Conductors: Class 1 solid copper, 1.0 mm nominal cross section area.
  • Insulation: Solid polyethylene.
  • Cabling Element: Each two conductors are twisted together to form a pair.
  • Inner Sheath: PE.
  • Screen: Aluminium/Polyethylene tape screen.
  • Drain Wire: Tinned copper drain wire.
  • Outer Sheath: PVC/LSZH.

Electrical Characteristics at 20℃

Nominal Conductor Diameter mm 1.13
Nominal Cross Section Area mm 1.0
Maximum Conductor Resistance (DC) Ω/km 18.1
Maximum Mutual Capacitance @1000Hz (AC) nF/km 55
Operating Voltage V 750

Mechanical and Thermal Properties

  • Minimum Bending Radius: 8×OD (static); 16×OD (dynamic)
  • Temperature Range: -40℃ to +70℃ (during operation); -20℃ to +50℃ (during installation)

Dimensions and Weight

Cable Code No. of
Pairs
Nominal Sheath Thickness
mm
Nominal Overall
Diameter
mm
Nominal Weight
kg/km
Inner Outer
1.13mm Conductor, 2.3 Insulated Wire
RS/ZPGU-2Y2Y(L)Y-1P1S 1 1.0 1.5 9.8 95
RS/ZPGU-2Y2Y(L)Y-2P1S 2 1.0 1.5 10.6 130
RS/ZPGU-2Y2Y(L)Y-3P1S 3 1.0 1.5 13.2 179
RS/ZPGU-2Y2Y(L)Y-7P1S 7 1.0 1.7 18.3 301
RS/ZPGU-2Y2Y(L)Y-14P1S 14 1.2 1.8 21.3 532