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- John Deere 644E with coupling vs. Zettelmeyer ZL702B
John Deere 644E with coupling vs. Zettelmeyer ZL702B
20 reasons to buy John Deere 644E with coupling:
Sizes
Clearance | 500 mm and 420 mm | 16 % more or 80 mm |
Radius at maximum lifting and unloading | 984 mm and 760 mm | 23 % more or 224 mm |
Shovel
Unloading ground clearance at maximum lifting | 2936 mm and 2490 mm | 15 % more or 446 mm |
Operation
Rear axle / differential fluid volume | 23 l. and 11 l. | 52 % more or 12 l. |
Generator current strength | 65 amperes and 60 amperes | 8 % more or 5 amperes |
Static tipping weight | 11771 kg and 3950 kg | 66 % more or 7821 kg |
Fuel Capacity | 284 l. and 60 l. | 79 % more or 224 l. |
Hydraulic system fluid volume | 115 l. and 60 l. | 48 % more or 55 l. |
Engine oil volume | 24 l. and 10.5 l. | 56 % more or 13.5 l. |
Front axle / differential fluid volume | 23 l. and 10 l. | 57 % more or 13 l. |
Motor
Effective power | 119.3 kW and 48.5 kW | 59 % more or 70.8 kW |
Full power | 125.3 kW and 51 kW | 59 % more or 74.3 kW |
Displacement | 7.6 l. and 2.7 l. | 64 % more or 4.9 l. |
Maximum torque | 691.5 Nm and 220 Nm | 68 % more or 471.5 Nm |
Cylinders number | 6 and 4 | 33 % more or 2 |
Hydraulic system
Pump bandwidth | 247.9 l/min and 52 l/min | 79 % more or 195.9 l/min |
Gear box
Forward gears number | 4 and 2 | 50 % more or 2 |
Reverse gears number | 3 and 2 | 33 % more or 1 |
Maximum forward speed | 41 km/h and 20 km/h | 51 % more or 21 km/h |
Maximum reverse gear | 26.4 km/h and 20 km/h | 24 % more or 6.4 km/h |
7 reasons to buy Zettelmeyer ZL702B:
Shovel
Breakout power | 41 kN and 156.1 kN | 74 % less or 115.1 kN |
Operation
Turn radius | 4150 mm and 5420 mm | 23 % less or 1270 mm |
Motor
Power measured at | 2300 rev / min and 2200 rev / min | 4 % more or 100 rev |
Torque measured at | 1800 rev / min and 1400 rev / min | 22 % more or 400 rev |
Hydraulic system
Unloading time | 1 sec and 1.8 sec | 44 % less or 0.8 sec |
Lowering time | 3 sec and 3.5 sec | 14 % less or 0.5 sec |
Lifting time | 6 sec and 6.2 sec | 3 % less or 0.2 sec |
Neutral reasons:
Sizes
Between tyres width | 2652 mm and 1895 mm |
Height to cab upper part | 3400 mm and 2640 mm |
Length with bucket on ground level | 7740 mm and 5020 mm |
Wheelbase | 3200 mm and 2000 mm |
Hinge axis maximum height | 4014.2 mm and 3130 mm |
Shovel
Shovel width | 2780 mm and 1900 mm |
Operation
Operating voltage | 12 V and 12 V |
Rear axle oscillating | 26 degrees and 20 degrees |
Tyre size | 20.5-25 and 405/70 R20 |
Working weight | 15852.1 kg and 5000 kg |
Motor
Model | 6076T and KHD BF 4L 1011 F |
Aspiration | turbocharging and turbo + oil/air cooling |
Hydraulic system
Type of pump | gear type pump and gear type pump |
Overflow valve pressure | 19650 kPa and 23000.9 kPa |
Gear box
Transmission type | powershift and hydrostatic powershift transmission |
Images
Sizes
2. Between tyres width | 2652 mm | 2. Between tyres width | 1895 mm |
3. Height to cab upper part | 3400 mm | 3. Height to cab upper part | 2640 mm |
4. Wheelbase | 3200 mm | 4. Wheelbase | 2000 mm |
5. Clearance | 500 mm | 5. Clearance | 420 mm |
6. Hinge axis maximum height | 4014.2 mm | 6. Hinge axis maximum height | 3130 mm |
8. Radius at maximum lifting and unloading | 984 mm | 8. Radius at maximum lifting and unloading | 760 mm |
1. Length with bucket on ground level | 7740 mm | 1. Length with bucket on ground level | 5020 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 2936 mm | 7. Unloading ground clearance at maximum lifting | 2490 mm |