Two-axle bogie mod. 68-7044 with air suspension


Two-axle trolley mod. 68-7044 is designed for installation on high-speed passenger cars of international traffic operating on 1435 mm gauge railways with a design speed of 200 km/h, with three brake discs and a magneto-rail brake. The trolley is designed in accordance with the standards and operating conditions of the rolling stock on the 1435 mm gauge railways and the operating standards of the upper structure of the railway track.

The bogie is equipped:

  • central suspension (2 air springs with two vertical, one horizontal and two wobble shock absorbers);
  • axle box suspension (4 sets of double coil springs with four vertical hydraulic shock absorbers);
  • anti-union device;
  • 2 multi-couplings to ensure quick connection of car life support systems when changing bogies;
  • nadresornoy beam bearing type;
  • wheelsets equipped with three brake discs;
  • magnetic rail brake;
  • a mechanism for recording the temperature conditions of axle boxes.
TECHNICAL CHARACTERISTICS

Mass, kg

7 460

Bogie height under unequipped coach, mm

994±15

Base, mm

2560

Track width, mm

1435

Summary static deflection, mm

350 - 450

Maximum static load from wheel set on rail, kN(tf)

166,7 (17,0)

Design speed, km/h

200

Overall dimensions according to GOST

03-ВМ

Designated service life of the main load-bearing elements of the trolley, years

40

 

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