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- John Deere 644J Powerllel with Q coupling and forks vs. Kawasaki 50ZV
John Deere 644J Powerllel with Q coupling and forks vs. Kawasaki 50ZV
21 reasons to buy John Deere 644J Powerllel with Q coupling and forks:
Sizes
Radius at maximum lifting and unloading | 1080 mm and 960 mm | 11 % more or 120 mm |
Clearance | 434 mm and 405 mm | 7 % more or 29 mm |
Shovel
Bucket capacity with top | 3 m3 and 1.4 m3 | 53 % more or 1.6 m3 |
Operation
Fuel Capacity | 352 l. and 120 l. | 66 % more or 232 l. |
Front axle / differential fluid volume | 22 l. and 18 l. | 18 % more or 4 l. |
Hydraulic system fluid volume | 117 l. and 85 l. | 27 % more or 32 l. |
Rear axle / differential fluid volume | 22 l. and 18 l. | 18 % more or 4 l. |
Static tipping weight | 10249 kg and 6730 kg | 34 % more or 3519 kg |
Engine oil volume | 24.5 l. and 11 l. | 55 % more or 13.5 l. |
Turn radius | 5.5 mm and 5185 mm | 100 % less or 5179.5 mm |
Transmission fluid volume | 26.5 l. and 20 l. | 25 % more or 6.5 l. |
Generator current strength | 80 amperes and 50 amperes | 37 % more or 30 amperes |
Motor
Effective power | 138 kW and 71.6 kW | 48 % more or 66.4 kW |
Power measured at | 2200 rev / min and 2100 rev / min | 5 % more or 100 rev |
Displacement | 6.8 l. and 4.5 l. | 34 % more or 2.3 l. |
Maximum torque | 1016 Nm and 412.2 Nm | 59 % more or 603.8 Nm |
Hydraulic system
Lifting time | 5.9 sec and 6 sec | 2 % less or 0.1 sec |
Lowering time | 2.8 sec and 3 sec | 7 % less or 0.2 sec |
Pump bandwidth | 288 l/min and 102.2 l/min | 65 % more or 185.8 l/min |
Gear box
Maximum forward speed | 35.4 km/h and 34 km/h | 4 % more or 1.4 km/h |
Forward gears number | 4 and 3 | 25 % more or 1 |
5 reasons to buy Kawasaki 50ZV:
Shovel
Breakout power | 63.7 kN and 12029 kN | 99 % less or 11965.3 kN |
Unloading ground clearance at maximum lifting | 2735 mm and 2667 mm | 2 % more or 68 mm |
Operation
Cooling system fluid volume | 40 l. and 29.5 l. | 26 % more or 10.5 l. |
Hydraulic system
Unloading time | 1.2 sec and 1.9 sec | 37 % less or 0.7 sec |
Gear box
Maximum reverse gear | 34 km/h and 25 km/h | 26 % more or 9 km/h |
Neutral reasons:
Sizes
Wheelbase | 3200 mm and 2600 mm |
Between tyres width | 2770 mm and 2270 mm |
Height to cab upper part | 3400 mm and 3115 mm |
Length with bucket on ground level | 8990 mm and 6085 mm |
Hinge axis maximum height | 4060 mm and 3500 mm |
Shovel
Shovel width | 2971.8 mm and 2350 mm |
Operation
Operating voltage | 24 V and 24 V |
Rear axle oscillating | 24 degrees and 24 degrees |
Tyre size | 23.5 R25 and 17.5x25-12PR (L-2) |
Working weight | 18920 kg and 7940 kg |
Motor
Manufacturer | John Deere and Cummins |
Model | 6068 H and B4.5T |
Aspiration | turbocharging / air cooling and natural aspiration |
Hydraulic system
Type of pump | variable displacement axial piston pump and gear type pump |
Overflow valve pressure | 24980 kPa and 20684.3 kPa |
Gear box
Transmission type | automatic transmission system with power gear shifting and powershift transmission |
Reverse gears number | 3 and 3 |
Images
Sizes
1. Length with bucket on ground level | 8990 mm | 1. Length with bucket on ground level | 6085 mm |
2. Between tyres width | 2770 mm | 2. Between tyres width | 2270 mm |
3. Height to cab upper part | 3400 mm | 3. Height to cab upper part | 3115 mm |
4. Wheelbase | 3200 mm | 4. Wheelbase | 2600 mm |
5. Clearance | 434 mm | 5. Clearance | 405 mm |
6. Hinge axis maximum height | 4060 mm | 6. Hinge axis maximum height | 3500 mm |
8. Radius at maximum lifting and unloading | 1080 mm | 8. Radius at maximum lifting and unloading | 960 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 2667 mm | 7. Unloading ground clearance at maximum lifting | 2735 mm |