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Construction Machinery. Wheel-Mounted Loader John Deere 644H Waste Pickup Loader
Sizes
Length with bucket on ground level | 8121 mm |
Between tyres width | 2874 mm |
Height to cab upper part | 3467 mm |
Clearance | 528 mm |
Wheelbase | 3200 mm |
Hinge axis maximum height | 4661 mm |
Radius at maximum lifting and unloading | 1878 mm |
Shovel
Breakout power | 167.3 kN |
Unloading ground clearance at maximum lifting | 3838 mm |
Shovel width | 3251 mm |
Bucket capacity with top | 3.8 m3 |
Brimmed bucket capacity | 3.4 m3 |
Operation
Working weight | 22960 kg |
Fuel Capacity | 341 l. |
Hydraulic system fluid volume | 117 l. |
Engine oil volume | 25 l. |
Cooling system fluid volume | 29 l. |
Transmission fluid volume | 26 l. |
Front axle / differential fluid volume | 27 l. |
Rear axle / differential fluid volume | 27 l. |
Static tipping weight | 14901 kg |
Turn radius | 5500 mm |
Operating voltage | 24 V |
Generator current strength | 55 amperes |
Rear axle oscillating | 18 degrees |
Tyre size | 23.5-25 |
Motor
Manufacturer | John Deere |
Model | 6081H |
Effective power | 134 kW |
Full power | 153 kW |
Power measured at | 2200 rev / min |
Displacement | 8.1 l. |
Torque measured at | 1300 rev / min |
Maximum torque | 1010 Nm |
Cylinders number | 6 |
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) |
Hydraulic system
Type of pump | piston pump |
Overflow valve pressure | 24850 kPa |
Pump bandwidth | 257 l/min |
Lifting time | 6.2 sec |
Unloading time | 1.4 sec |
Lowering time | 3 sec |
Gear box
Maximum reverse gear | 28.6 km/h |
Transmission type | powershift |
Forward gears number | 3 |
Reverse gears number | 3 |
Maximum forward speed | 27.5 km/h |



Images
Sizes
1. Length with bucket on ground level | 8121 mm |
2. Between tyres width | 2874 mm |
3. Height to cab upper part | 3467 mm |
4. Wheelbase | 3200 mm |
5. Clearance | 528 mm |
6. Hinge axis maximum height | 4661 mm |
8. Radius at maximum lifting and unloading | 1878 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 3838 mm |