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Construction Machinery. Tracked Tractor Caterpillar D7R
Standard blade
| Width | 3904 mm |
| Height | 1363 mm |
| Volume | 5.2 m3 |
| Cut depth | 527 mm |
Sizes
| Length without blade | 4736 mm |
| Length with blade | 5817 mm |
| Width between caterpillar tracks | 2869 mm |
| Height to cab upper part | 3573 mm |
| Caterpillar track length on ground level | 2878 mm |
| Clearance | 414 mm |
Operation
| Cooling system fluid volume | 75 l. |
| Engine oil volume | 27.3 l. |
| Hydraulic system fluid volume | 54.1 l. |
| Power unit fluid volume | 182 l. |
| Final drive fluid volume | 13 l. |
| Operating voltage | 24 V |
| Generator current strength | 70 amperes |
| Working weight | 24584.7 kg |
| Fuel Capacity | 479 l. |
Motor
| Manufacturer | Caterpillar |
| Model | 3306T |
| Full power | 184.2 kW |
| Effective power | 171.5 kW |
| Power measured at | 2100 rev / min |
| Displacement | 10.5 l. |
| Aspiration | turbocharging |
| Cylinders number | 6 |
Hydraulic system
| Type of pump | piston pump |
| Overflow valve pressure | 22794 kPa |
| Pump bandwidth | 177 l/min |
Gear box
| Transmission type | powershift |
| Forward gears number | 3 |
| Reverse gears number | 3 |
| Maximum forward speed | 10.9 km/h |
| Maximum reverse gear | 13.8 km/h |
Carrier
| Specific ground pressure | 74.5 kPa |
| Contact with ground area | 3.2 m2 |
| Standard shoe size | 560 mm |
| Track shoes number per side | 40 |
| Rolling bearings number on either side | 7 |
| Track width | 1981 mm |
Images
Sizes
| 1. Length with blade | 5817 mm |
| 2. Width between caterpillar tracks | 2869 mm |
| 3. Height to cab upper part | 3573 mm |
| 4. Caterpillar track length on ground level | 2878 mm |
| 5. Clearance | 414 mm |
| 6. Length without blade | 4736 mm |
Carrier
| 7. Track width | 1981 mm |
| 8. Standard shoe size | 560 mm |