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Construction Machinery. Tracked Tractor Liebherr PR764
Standard blade
| Width | 4370 mm |
| Height | 1950 mm |
| Volume | 14 m3 |
| Blade angle in both directions | degrees |
| Cut depth | 647 mm |
Sizes
| Length without blade | 5280 mm |
| Length with blade | 7022 mm |
| Width between caterpillar tracks | 2850 mm |
| Height to cab upper part | 3935 mm |
| Caterpillar track length on ground level | 3540 mm |
| Clearance | 695 mm |
Operation
| Working weight | 44720 kg |
| Fuel Capacity | 905 l. |
| Cooling system fluid volume | 78 l. |
| Engine oil volume | 56 l. |
| Hydraulic system fluid volume | 330 l. |
| Power unit fluid volume | 6.5 l. |
| Final drive fluid volume | 22.5 l. |
| Operating voltage | 24 V |
| Generator current strength | 80 amperes |
Motor
| Manufacturer | Liebherr |
| Model | D 9508 A7 |
| Full power | 314.7 kW |
| Effective power | 311 kW |
| Power measured at | 1600 rev / min |
| Displacement | 16.2 l. |
| Cylinders number | 8 |
| Aspiration | Turbocharging with intercooler |
Hydraulic system
| Type of pump | variable displacement piston pump of axial cam type |
| Overflow valve pressure | 25993.2 kPa |
| Pump bandwidth | 352 l/min |
Gear box
| Forward gears number | 3 |
| Reverse gears number | 2 |
| Maximum forward speed | 11 km/h |
| Maximum reverse gear | 7.8 km/h |
| Transmission type | Hydrostatic travel drive with infinitely variable control, independent drive for each caterpillar body |
Carrier
| Specific ground pressure | 102 kPa |
| Standard shoe size | 609.6 mm |
| Rolling bearings number on either side | 7 |
| Support rollers number on either side | 2 |
| Track width | 2240 mm |
Images
Sizes
| 1. Length with blade | 7022 mm |
| 2. Width between caterpillar tracks | 2850 mm |
| 3. Height to cab upper part | 3935 mm |
| 4. Caterpillar track length on ground level | 3540 mm |
| 5. Clearance | 695 mm |
| 6. Length without blade | 5280 mm |
Carrier
| 7. Track width | 2240 mm |
| 8. Standard shoe size | 609.6 mm |
