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Roller Test Benches

  • Motor-in-the-middle design (MIM)

  • Special thermal isolated test stand design, water-cooled drives

  • Roller dia. 75" (1,905 mm)

  • AC-motor per roll, e.g. 300 kW

  • Test speed, e.g. 300 km/h

  • Temperature range, e.g.: -40 °C ... +60 °C

Model: CDM 75L 
  • Very compact, ergonomic design

  • Highly dynamic built-in drive unit available

  • Precise determination of the drag losses in simulated real driving conditions

  • Maximum 0.4 mm deviation of the lateral band position during a steering operation

  • Optional: 4-belt system with center belt for additional simulation

  • in a wind tunnel

  • in a climate chamber

  • in EMC chambers with turn table

  • for acoustic measurements

  • in an altitude chamber

  • Study of the long-term stability / fatigue

  • Noise analysis of complete systems and individual vehicle components

  • Durability analyzes

  • Optimization of spring and damping behavior

Model: FRDM 12L
  • Throttle actuator or automatic driving robot

  • Data collection / data processing systems

  • Vehicle cooling fan

  • Prüfgeschwindigkeiten bis 350 km/h (Option)

  • Test speeds up to 350 km/h (option)

  • Roller diameter 48" or 62,6"

  • Roller diameter 75" (1.905 mm)

  • 4-motor design

  • Motor 'inline' principle

  • Test speed to 250 km/h

  • Soundproofed rolls for preventing the 'bell effect'

  • Water-cooled drive motors

Model: FRDM 20L
  • Application for 2WD and 4WD vehicles

  • Axle load max.: 2,000 kg

  • Test speed max.: 265 km/h

  • Wheelbase: min. 1,750 mm ... max. 3,750 mm

  • Total weight (including turntable / wind tunnel

  • Total height of the test stand combination: approx. 5 m 

  • Roll Diameter 37.5" (953 mm)

  • Special MAHA-AIP motor design to avoid emission of electromagnetic disturbance

  • Multi-motor-design

  • Rolls can be controlled individually

  • Nominal driving power 146 HP (109 kW) per motor 

  • In the turntable built-in extinguisher systems 

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