vs.

      John Deere 644J Waste Pickup Loader vs. John Deere 644E with coupling

      15 reasons to buy John Deere 644J Waste Pickup Loader:

      Sizes

      Radius at maximum lifting and unloading 1080 mm and 984 mm 9 % more or 96 mm

      Shovel

      Breakout power 128.3 kN and 156.1 kN 18 % less or 27.8 kN
      Bucket capacity with top 3 m3 and 2.5 m3 17 % more or 0.5 m3

      Operation

      Cooling system fluid volume 29.5 l. and 28.5 l. 3 % more or 1.0 l.
      Transmission fluid volume 26.5 l. and 13 l. 51 % more or 13.5 l.
      Generator current strength 80 amperes and 65 amperes 19 % more or 15 amperes
      Static tipping weight 16155 kg and 11771 kg 27 % more or 4384 kg
      Fuel Capacity 352 l. and 284 l. 19 % more or 68 l.
      Hydraulic system fluid volume 117 l. and 115 l. 2 % more or 2 l.
      Engine oil volume 24.5 l. and 24 l. 2 % more or 0.5 l.

      Motor

      Effective power 138 kW and 119.3 kW 14 % more or 18.7 kW
      Maximum torque 1016 Nm and 691.5 Nm 32 % more or 324.5 Nm

      Hydraulic system

      Pump bandwidth 257 l/min and 247.9 l/min 4 % more or 9.1 l/min
      Lifting time 5.9 sec and 6.2 sec 5 % less or 0.3 sec
      Lowering time 2.8 sec and 3.5 sec 20 % less or 0.7 sec

      10 reasons to buy John Deere 644E with coupling:

      Sizes

      Clearance 500 mm and 460 mm 8 % more or 40 mm

      Shovel

      Unloading ground clearance at maximum lifting 2936 mm and 2670 mm 9 % more or 266 mm

      Operation

      Turn radius 5420 mm and 5490 mm 1 % less or 70 mm
      Front axle / differential fluid volume 23 l. and 22 l. 4 % more or 1 l.
      Rear axle / differential fluid volume 23 l. and 22 l. 4 % more or 1 l.

      Motor

      Displacement 7.6 l. and 6.8 l. 11 % more or 0.8 l.

      Hydraulic system

      Unloading time 1.8 sec and 1.9 sec 5 % less or 0.1 sec

      Gear box

      Forward gears number 4 and 3 25 % more or 1
      Maximum forward speed 41 km/h and 23.7 km/h 42 % more or 17.3 km/h
      Maximum reverse gear 26.4 km/h and 25 km/h 5 % more or 1.4 km/h

      Neutral reasons:

      Sizes

      Hinge axis maximum height 4060 mm and 4014.2 mm
      Length with bucket on ground level 8530 mm and 7740 mm
      Between tyres width 2770 mm and 2652 mm
      Height to cab upper part 3400 mm and 3400 mm
      Wheelbase 3200 mm and 3200 mm

      Shovel

      Shovel width 2971.8 mm and 2780 mm

      Operation

      Operating voltage 24 V and 12 V
      Rear axle oscillating 26 degrees and 26 degrees
      Tyre size 23.5 -25 and 20.5-25
      Working weight 19377 kg and 15852.1 kg

      Motor

      Power measured at 2200 rev / min and 2200 rev / min
      Manufacturer John Deere and John Deere
      Torque measured at 1400 rev / min and 1400 rev / min
      Model 6068H and 6076T
      Cylinders number 6 and 6
      Aspiration turbocharging / air cooling and turbocharging

      Hydraulic system

      Overflow valve pressure 24800 kPa and 19650 kPa
      Type of pump variable displacement axial piston pump and gear type pump

      Gear box

      Transmission type automatic transmission system with power gear shifting and powershift
      Reverse gears number 3 and 3

      Images

      Sizes

      2. Between tyres width 2770 mm 2. Between tyres width 2652 mm
      3. Height to cab upper part 3400 mm 3. Height to cab upper part 3400 mm
      4. Wheelbase 3200 mm 4. Wheelbase 3200 mm
      5. Clearance 460 mm 5. Clearance 500 mm
      6. Hinge axis maximum height 4060 mm 6. Hinge axis maximum height 4014.2 mm
      8. Radius at maximum lifting and unloading 1080 mm 8. Radius at maximum lifting and unloading 984 mm
      1. Length with bucket on ground level 8530 mm 1. Length with bucket on ground level 7740 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2670 mm 7. Unloading ground clearance at maximum lifting 2936 mm