Automatic wheel tracking tester for asphalt mixture rutting tests in air or water, with forced-air temperature control and automatic data logging.
Electrical Parameters
Item | Specification |
Power input | Main unit, 3-phase 4-wire 380V±10% |
Heater power | Delta connection, 1kW×3 |
Motor power | 3-phase 3-wire 750W |
Max total power | ≤4.5kW |
Main Technical Parameters
Item | Specification |
Temperature resolution | 0.1℃ |
Temperature measurement accuracy | initial ±0.5℃ (±0.1℃ after fixed-point calibration) |
Temperature control accuracy | relative to temperature measuring point |
Chamber temperature | ±0.2℃ after 45min, ±0.1℃ after 60min |
Water bath temperature | ±0.5℃ after 30min, ±0.2℃ after 60min |
Max temperature difference inside cabinet | 0.3℃ after 60min |
Displacement measurement accuracy | 0.01mm |
Displacement measurement resolution | 0.001mm |
Wheel rolling speed | 21 round trips/min |
Wheel surface hardness | 78±2 (60℃) |
Wheel load | 0.7MPa±0.05MPa (factory calibrated) |
Additional load | 0.7MPa (heavy load test) |
Net weight | Single wheel 370Kg |
Electrical Parameters
Item | Specification |
Power input | Main unit, 3-phase 4-wire 380V±10% |
Heater power | Delta connection, 1kW×3 |
Motor power | 3-phase 3-wire 750W |
Max total power | ≤4.5kW |
Main Technical Parameters
Item | Specification |
Temperature resolution | 0.1℃ |
Temperature measurement accuracy | initial ±0.5℃ (±0.1℃ after fixed-point calibration) |
Temperature control accuracy | relative to temperature measuring point |
Chamber temperature | ±0.2℃ after 45min, ±0.1℃ after 60min |
Water bath temperature | ±0.5℃ after 30min, ±0.2℃ after 60min |
Max temperature difference inside cabinet | 0.3℃ after 60min |
Displacement measurement accuracy | 0.01mm |
Displacement measurement resolution | 0.001mm |
Wheel rolling speed | 21 round trips/min |
Wheel surface hardness | 78±2 (60℃) |
Wheel load | 0.7MPa±0.05MPa (factory calibrated) |
Additional load | 0.7MPa (heavy load test) |
Net weight | Single wheel 370Kg |
