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- John Deere 544J Powerllel with Q coupling and forks vs. John Deere 844K Z-Bar
John Deere 544J Powerllel with Q coupling and forks vs. John Deere 844K Z-Bar
5 reasons to buy John Deere 544J Powerllel with Q coupling and forks:
Operation
Turn radius | 4953 mm and 6300 mm | 21 % less or 1347 mm |
Motor
Power measured at | 2200 rev / min and 1600 rev / min | 27 % more or 600 rev |
Hydraulic system
Lifting time | 5.5 sec and 5.9 sec | 7 % less or 0.4 sec |
Unloading time | 1.4 sec and 1.9 sec | 26 % less or 0.5 sec |
Lowering time | 2.5 sec and 3.5 sec | 29 % less or 1.0 sec |
20 reasons to buy John Deere 844K Z-Bar:
Sizes
Clearance | 460 mm and 434 mm | 6 % more or 26 mm |
Radius at maximum lifting and unloading | 1490 mm and 1160 mm | 22 % more or 330 mm |
Shovel
Breakout power | 212.9 kN and 8604 kN | 98 % less or 8391.1 kN |
Unloading ground clearance at maximum lifting | 3320 mm and 2667 mm | 20 % more or 653 mm |
Bucket capacity with top | 5.5 m3 and 2.3 m3 | 58 % more or 3.2 m3 |
Operation
Front axle / differential fluid volume | 55 l. and 17 l. | 69 % more or 38 l. |
Rear axle / differential fluid volume | 59 l. and 17 l. | 71 % more or 42 l. |
Static tipping weight | 23355 kg and 7591.8 kg | 67 % more or 15763.2 kg |
Fuel Capacity | 553 l. and 322 l. | 42 % more or 231 l. |
Hydraulic system fluid volume | 244 l. and 97 l. | 60 % more or 147 l. |
Engine oil volume | 38 l. and 21 l. | 45 % more or 17 l. |
Cooling system fluid volume | 52 l. and 22 l. | 58 % more or 30 l. |
Transmission fluid volume | 45.4 l. and 18.5 l. | 59 % more or 26.9 l. |
Motor
Maximum torque | 1793.7 Nm and 673 Nm | 62 % more or 1120.7 Nm |
Torque increase | 44 % and 38 % | 14 % more or 6 % |
Effective power | 283.4 kW and 111 kW | 61 % more or 172.4 kW |
Displacement | 13.5 l. and 6.8 l. | 50 % more or 6.7 l. |
Hydraulic system
Pump bandwidth | 621 l/min and 189 l/min | 70 % more or 432 l/min |
Gear box
Maximum forward speed | 40.5 km/h and 38.3 km/h | 5 % more or 2.2 km/h |
Maximum reverse gear | 27.3 km/h and 24.2 km/h | 11 % more or 3.1 km/h |
Neutral reasons:
Sizes
Length with bucket on ground level | 7900 mm and 9650 mm |
Height to cab upper part | 3250 mm and 3760 mm |
Wheelbase | 2950 mm and 3700 mm |
Hinge axis maximum height | 3860 mm and 4620 mm |
Shovel
Shovel width | 2691.4 mm and 3460 mm |
Operation
Tyre size | 20.5 R25 and 29.5 R 25 |
Working weight | 13448 kg and 32037 kg |
Operating voltage | 24 V and 24 V |
Generator current strength | 80 amperes and 80 amperes |
Rear axle oscillating | 24 degrees and 26 degrees |
Motor
Manufacturer | John Deere and John Deere |
Aspiration | Turbocharger with charge air cooler by oncoming air flow and Turbocharger with charge air cooler by oncoming air flow |
Model | 6068H and 6135H, III Level III certified |
Cylinders number | 6 and 6 |
Hydraulic system
Type of pump | variable displacement axial piston pump and two variable displacement piston pumps, axial, with load sensing |
Overflow valve pressure | 25150 kPa and 24131.6 kPa |
Gear box
Transmission type | automatic transmission system with power gear shifting and Powershift transmission of intermediate type |
Forward gears number | 4 and 4 |
Reverse gears number | 3 and 3 |
Images
Sizes
1. Length with bucket on ground level | 7900 mm | 1. Length with bucket on ground level | 9650 mm |
3. Height to cab upper part | 3250 mm | 3. Height to cab upper part | 3760 mm |
4. Wheelbase | 2950 mm | 4. Wheelbase | 3700 mm |
5. Clearance | 434 mm | 5. Clearance | 460 mm |
6. Hinge axis maximum height | 3860 mm | 6. Hinge axis maximum height | 4620 mm |
8. Radius at maximum lifting and unloading | 1160 mm | 8. Radius at maximum lifting and unloading | 1490 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 2667 mm | 7. Unloading ground clearance at maximum lifting | 3320 mm |