| ROTOTEST VPA-R8 2WD Specification |
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Maximum system performance
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| Braking power | | 920 kW (1234 imp hp) |
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| Braking wheel torque | | 4200 Nm (3098 lb-ft) |
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| Vehicle speed* | | 331 km/h (205 mph) |
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| Wheel speed | | 2700 1/min |
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| * 650 mm (25.59 inch) wheel diameter |
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| Measuring accuracy |
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| Speed accuracy | | 0.1 1/min |
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| Torque accuracy | | ± 0.1 % FSO typ / ± 1 % OMV |
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| Complete turnkey system |
| Dynamometer units, VPA-R8 | | 2 |
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| Vehicle–powered Hurricane Cooling Units, HCU | | 2 |
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| System Central Unit, SCU | | 1 |
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| Operatorīs PC, monitor and keyboard | | included |
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| Wheel adapters, bolts and nuts | | 2 |
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| Hydraulic hoses | | included |
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| Electrical cables | | included |
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| Calibration equipment | | included |
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| Complete oil fill | | included |
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| Software |
| Control system test modes |
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| | System controls speed to a pre-set value independent of load. |
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| | Systems controls torque to a pre-set value independent of speed. |
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| | System controls acceleration between two pre-set speeds. |
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| | Simulates road resistance caused by aerodynamic drag, rolling resistance and incline. |
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| | Simulates real-world accelerations defined by inertia, aerodynamic drag and rolling resistance. |
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| | Different wheel speed
Different wheel torque
Wheel spin simulation |
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| All data are displayed in real time as analogue and digital values and sweep charts. |
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| Calibration of load cell using dead weights. |
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| Stores measurements in an open, readily available format. Analyse of data in tables or graphs. Automatic correction (optional) or conversion of power and torque values. |
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| General |
| Maximum axle load | | 3500 kg (7716 lbs) |
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| Axle height | | 330 mm (13 inch) |
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| Power requirements | | 240 VAC / 110 VAC |
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| Water requirements | | None (air-cooled) |
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| Operating environment |
| | Temperature range | | +15 °C to +40 °C |
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| | Extended temperature range (Optional) | | -15 °C to +40 °C |
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| | Arctic Protection (Optional) | | -40 °C to +40 °C |
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| | Relative humidity | | 10 to 90 % non–condensing |
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| Options |
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| Data acquisition system, sensors included. |
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| Accessories |
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| | Water/oil coolers |
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| | Set of calibration weights |
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| | Wheel adapters, bolts and nuts |
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| | System Central Unit expansion | | Two 2WD to one 4WD |
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| ROTOTEST VPA NVH |
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| Noise, Vibration and Harshness torque signal |
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| ROTOTEST VPA Sound Insulation |
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| ROTOTEST VPA-R Arctic Protection |
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| Extended Temperature range | | -15 – 40 °C |
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