Two-axle bogie mod. 68-7090 with air suspension


Biaxial non-drive wheelchair-free bogie mod. 68-7090 is designed to roll 1520 mm gauge operated on railroads with diesel trains with a design speed of 140 km/h.

The bogie is equipped:

  • Wheel pairs with axle boxes and wheel brake disks;
  • coil springs of axle box (primary) spring suspension;
  • pneumatic springs of the central (secondary) spring suspension;
  • hydraulic vibration dampers - vertical and horizontal;
  • disc brake elements;
  • torsion device;
  • an electronic system that includes sensors of the anti-union device, sensors for monitoring the heating of axle boxes and sensors of the КЛУБ-У system;
  • automatic centralized comb-lubrication system (ACCS).
TECHNICAL CHARACTERISTICS
Name of parameter and sizeUnitsNormative value
Mass kg 7205
Base mm 2 560
Track width mm 1 520
Design speed km/h 140
Smoothness indicator, no more   2,8
Maximum static load from wheel set on rail kN (tf) 196,0 (20,0)
Overall dimensions:
- length
- width
- heigth
mm

 

4169
2900
1050

Wheel diameter mm 957

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