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- John Deere 644J High-Lift Waste Pickup Loader vs. John Deere 644H High-Lift
John Deere 644J High-Lift Waste Pickup Loader vs. John Deere 644H High-Lift
13 reasons to buy John Deere 644J High-Lift Waste Pickup Loader:
Sizes
Radius at maximum lifting and unloading | 1330 mm and 1175 mm | 12 % more or 155 mm |
Shovel
Bucket capacity with top | 4.6 m3 and 3.3 m3 | 28 % more or 1.3 m3 |
Brimmed bucket capacity | 4.2 m3 and 2.8 m3 | 33 % more or 1.4 m3 |
Breakout power | 113.9 kN and 136 kN | 16 % less or 22.1 kN |
Operation
Static tipping weight | 13173 kg and 11248 kg | 15 % more or 1925 kg |
Turn radius | 5490 mm and 5500 mm | 0 % less or 10 mm |
Generator current strength | 80 amperes and 55 amperes | 31 % more or 25 amperes |
Fuel Capacity | 352 l. and 341 l. | 3 % more or 11 l. |
Cooling system fluid volume | 29.5 l. and 29 l. | 2 % more or 0.5 l. |
Transmission fluid volume | 26.5 l. and 26 l. | 2 % more or 0.5 l. |
Motor
Torque measured at | 1400 rev / min and 1300 rev / min | 7 % more or 100 rev |
Maximum torque | 1016 Nm and 1010 Nm | 1 % more or 6 Nm |
Effective power | 138 kW and 134.2 kW | 3 % more or 3.8 kW |
11 reasons to buy John Deere 644H High-Lift:
Sizes
Clearance | 461 mm and 460 mm | 0 % more or 1 mm |
Shovel
Unloading ground clearance at maximum lifting | 3375 mm and 3300 mm | 2 % more or 75 mm |
Operation
Front axle / differential fluid volume | 27 l. and 22 l. | 19 % more or 5 l. |
Rear axle / differential fluid volume | 27 l. and 22 l. | 19 % more or 5 l. |
Engine oil volume | 25 l. and 24.5 l. | 2 % more or 0.5 l. |
Motor
Displacement | 8.1 l. and 6.8 l. | 16 % more or 1.3 l. |
Hydraulic system
Lowering time | 3 sec and 3.2 sec | 6 % less or 0.2 sec |
Pump bandwidth | 257.4 l/min and 257 l/min | 0 % more or 0.4 l/min |
Gear box
Forward gears number | 4 and 3 | 25 % more or 1 |
Maximum forward speed | 39 km/h and 23.7 km/h | 39 % more or 15.3 km/h |
Maximum reverse gear | 26.7 km/h and 25 km/h | 6 % more or 1.7 km/h |
Neutral reasons:
Sizes
Length with bucket on ground level | 8150 mm and 8525 mm |
Between tyres width | 2875.3 mm and 2697 mm |
Height to cab upper part | 3400 mm and 3400 mm |
Wheelbase | 3200 mm and 3200 mm |
Hinge axis maximum height | 4620 mm and 4569 mm |
Shovel
Shovel width | 2895.6 mm and 2900 mm |
Operation
Rear axle oscillating | 18 degrees and 26 degrees |
Tyre size | 23.5 -25 and 20.5-25 |
Working weight | 22285 kg and 17690 kg |
Operating voltage | 24 V and 24 V |
Hydraulic system fluid volume | 117 l. and 117 l. |
Motor
Manufacturer | John Deere and John Deere |
Cylinders number | 6 and 6 |
Model | 6068H and 6081H |
Power measured at | 2200 rev / min and 2200 rev / min |
Hydraulic system
Lifting time | 6.2 sec and 6.2 sec |
Unloading time | 1.4 sec and 1.4 sec |
Type of pump | variable displacement axial piston pump and piston pump |
Overflow valve pressure | 24800 kPa and 24821.1 kPa |
Gear box
Transmission type | automatic transmission system with power gear shifting and powershift |
Reverse gears number | 3 and 3 |
Images
Sizes
4. Wheelbase | 3200 mm | 4. Wheelbase | 3200 mm |
5. Clearance | 460 mm | 5. Clearance | 461 mm |
6. Hinge axis maximum height | 4620 mm | 6. Hinge axis maximum height | 4569 mm |
8. Radius at maximum lifting and unloading | 1330 mm | 8. Radius at maximum lifting and unloading | 1175 mm |
1. Length with bucket on ground level | 8150 mm | 1. Length with bucket on ground level | 8525 mm |
2. Between tyres width | 2875.3 mm | 2. Between tyres width | 2697 mm |
3. Height to cab upper part | 3400 mm | 3. Height to cab upper part | 3400 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 3300 mm | 7. Unloading ground clearance at maximum lifting | 3375 mm |