Two-axle bogie mod. 68-7047 with air suspension


Two-axle trolley mod. 68-7047 is designed for installation on high-speed passenger cars of international traffic operating on 1520 mm gauge railways with a construction speed of 160 km/h, with two brake discs. The trolley is designed in accordance with the standards and operating conditions of the rolling stock on 1520 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 and one horizontal shock absorber);
  • 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 two brake discs;
  • magnetic rail brake;
  • a mechanism for recording the temperature conditions of axle boxes.
TECHNICAL CHARACTERISTICS

Mass, kg

6 600

Bogie height under unequipped coach, mm

994±15

Base, mm

2560

Track width

1520

Summary static deflection, mm

350 - 450

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

166,7 (17,0)

Design speed, km/h

160

Overall dimencions according to GOST

02-ВМ

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

40

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