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Construction Machinery. Tracked Tractor Komatsu D39PX-22
Standard blade
| Width | 3250 mm |
| Height | 910 mm |
| Volume | 2.3 m3 |
| Blade angle in both directions | 25 degrees |
| Cut depth | 450 mm |
Sizes
| Length with blade | 4335 mm |
| Width between caterpillar tracks | 2425 mm |
| Height to cab upper part | 2835 mm |
| Caterpillar track length on ground level | 2360 mm |
| Clearance | 385 mm |
Operation
| Working weight | 9890 kg |
| Fuel Capacity | 195 l. |
| Cooling system fluid volume | 23 l. |
| Engine oil volume | 15 l. |
| Hydraulic system fluid volume | 60 l. |
| Final drive fluid volume | 3.5 l. |
| Operating voltage | 24 V |
| Generator current strength | 35 amperes |
Motor
| Manufacturer | Komatsu |
| Model | SAA4D107E-1 |
| Full power | 79.8 kW |
| Effective power | 78.3 kW |
| Power measured at | 2200 rev / min |
| Displacement | 4.5 l. |
| Aspiration | turbocharging, subsequent cooling of charging air by oncoming air flow |
| Cylinders number | 4 |
Hydraulic system
| Type of pump | piston pump |
| Overflow valve pressure | 27461.8 kPa |
| Pump bandwidth | 99 l/min |
Gear box
| Maximum reverse gear | 8.5 km/h |
| Transmission type | dual path hydrostatic transmission |
| Forward gears number | 3 |
| Reverse gears number | 3 |
| Maximum forward speed | 8.5 km/h |
Carrier
| Specific ground pressure | 32.3 kPa |
| Contact with ground area | 3 m2 |
| Standard shoe size | 635 mm |
| Track shoes number per side | 39 |
| Rolling bearings number on either side | 6 |
| Track width | 1790 mm |
Images
Sizes
| 1. Length with blade | 4335 mm |
| 2. Width between caterpillar tracks | 2425 mm |
| 3. Height to cab upper part | 2835 mm |
| 4. Caterpillar track length on ground level | 2360 mm |
| 5. Clearance | 385 mm |
Carrier
| 7. Track width | 1790 mm |
| 8. Standard shoe size | 635 mm |