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Construction Machinery. Tracked Tractor Komatsu D31EX-22
Standard blade
| Cut depth | 390 mm |
| Width | 2550 mm |
| Height | 840 mm |
| Volume | 1.6 m3 |
| Blade angle in both directions | 25 degrees |
Sizes
| Length with blade | 4175 mm |
| Width between caterpillar tracks | 1910 mm |
| Height to cab upper part | 2760 mm |
| Caterpillar track length on ground level | 2185 mm |
| Clearance | 315 mm |
Operation
| Working weight | 8190 kg |
| Fuel Capacity | 195 l. |
| Cooling system fluid volume | 18 l. |
| Engine oil volume | 11 l. |
| Hydraulic system fluid volume | 60 l. |
| Final drive fluid volume | 3.5 l. |
| Operating voltage | 24 V |
| Generator current strength | 35 amperes |
Motor
| Full power | 59.7 kW |
| Effective power | 58.2 kW |
| Power measured at | 2200 rev / min |
| Displacement | 3.3 l. |
| Aspiration | turbocharging, subsequent cooling of charging air by oncoming air flow |
| Cylinders number | 4 |
| Manufacturer | Komatsu |
| Model | SAA4D95LE-5 |
Hydraulic system
| Type of pump | piston pump |
| Overflow valve pressure | 27461.8 kPa |
| Pump bandwidth | 99.2 l/min |
Gear box
| Transmission type | dual path hydrostatic transmission |
| Forward gears number | 3 |
| Reverse gears number | 3 |
| Maximum forward speed | 8.5 km/h |
| Maximum reverse gear | 8.5 km/h |
Carrier
| Specific ground pressure | 46.1 kPa |
| Contact with ground area | 1.8 m2 |
| Standard shoe size | 400 mm |
| Track shoes number per side | 40 |
| Rolling bearings number on either side | 6 |
| Track width | 1510 mm |
Images
Sizes
| 3. Height to cab upper part | 2760 mm |
| 4. Caterpillar track length on ground level | 2185 mm |
| 5. Clearance | 315 mm |
| 1. Length with blade | 4175 mm |
| 2. Width between caterpillar tracks | 1910 mm |
Carrier
| 7. Track width | 1510 mm |
| 8. Standard shoe size | 400 mm |