vs.

      Zettelmeyer ZL1801 vs. John Deere 644D

      8 reasons to buy Zettelmeyer ZL1801:

      Operation

      Hydraulic system fluid volume 170 l. and 95 l. 44 % more or 75 l.
      Generator current strength 55 amperes and 42 amperes 24 % more or 13 amperes
      Front axle / differential fluid volume 26.5 l. and 23 l. 13 % more or 3.5 l.

      Motor

      Torque measured at 1600 rev / min and 1400 rev / min 12 % more or 200 rev

      Hydraulic system

      Lifting time 6 sec and 6.1 sec 2 % less or 0.1 sec
      Lowering time 3 sec and 4.3 sec 30 % less or 1.3 sec

      Gear box

      Maximum reverse gear 25 km/h and 13.2 km/h 47 % more or 11.8 km/h
      Reverse gears number 3 and 2 33 % more or 1

      19 reasons to buy John Deere 644D:

      Sizes

      Clearance 514 mm and 440 mm 14 % more or 74 mm
      Radius at maximum lifting and unloading 933 mm and 790 mm 15 % more or 143 mm

      Shovel

      Breakout power 109 kN and 117 kN 7 % less or 8 kN
      Unloading ground clearance at maximum lifting 2970 mm and 2920 mm 2 % more or 50 mm
      Bucket capacity with top 2.3 m3 and 1.5 m3 35 % more or 0.8 m3
      Brimmed bucket capacity 1.9 m3 and 1.3 m3 32 % more or 0.6 m3

      Operation

      Turn radius 5029.2 mm and 5750 mm 13 % less or 720.8 mm
      Engine oil volume 19 l. and 16 l. 16 % more or 3 l.
      Transmission fluid volume 37 l. and 28 l. 24 % more or 9 l.
      Rear axle / differential fluid volume 23 l. and 20.5 l. 11 % more or 2.5 l.
      Static tipping weight 11435.1 kg and 9100 kg 20 % more or 2335.1 kg
      Fuel Capacity 254 l. and 230 l. 9 % more or 24 l.

      Motor

      Effective power 115.6 kW and 94 kW 19 % more or 21.6 kW
      Full power 123 kW and 100 kW 19 % more or 23 kW
      Displacement 7.6 l. and 5.9 l. 22 % more or 1.7 l.
      Maximum torque 650.8 Nm and 480 Nm 26 % more or 170.8 Nm

      Hydraulic system

      Pump bandwidth 238.5 l/min and 157 l/min 34 % more or 81.5 l/min
      Unloading time 2 sec and 2.4 sec 17 % less or 0.4 sec

      Gear box

      Maximum forward speed 43.9 km/h and 39 km/h 11 % more or 4.9 km/h

      Neutral reasons:

      Sizes

      Height to cab upper part 3130 mm and 3200.4 mm
      Length with bucket on ground level 6680 mm and 7034.8 mm
      Wheelbase 2880 mm and 2920 mm
      Hinge axis maximum height 3730 mm and 3861.8 mm

      Shovel

      Shovel width 2500 mm and 2660 mm

      Operation

      Operating voltage 24 V and 12 V
      Rear axle oscillating 24 degrees and 22 degrees
      Tyre size 20-24 12PR and 20.5-25
      Working weight 11300 kg and 13300 kg

      Motor

      Power measured at 2200 rev / min and 2200 rev / min
      Manufacturer Cummins and John Deere
      Model 6BT 5.9 and 6-466T
      Cylinders number 6 and 6
      Aspiration turbocharging and turbocharging

      Hydraulic system

      Type of pump axial piston and gear type pump
      Overflow valve pressure 23000 kPa and 18099 kPa

      Gear box

      Transmission type powershift transmission and planetary powershift transmission
      Forward gears number 4 and 4

      Images

      Sizes

      1. Length with bucket on ground level 6680 mm 1. Length with bucket on ground level 7034.8 mm
      3. Height to cab upper part 3130 mm 3. Height to cab upper part 3200.4 mm
      4. Wheelbase 2880 mm 4. Wheelbase 2920 mm
      5. Clearance 440 mm 5. Clearance 514 mm
      6. Hinge axis maximum height 3730 mm 6. Hinge axis maximum height 3861.8 mm
      8. Radius at maximum lifting and unloading 790 mm 8. Radius at maximum lifting and unloading 933 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2920 mm 7. Unloading ground clearance at maximum lifting 2970 mm