Construction Machinery. Wheel-Mounted Loader John Deere 644J Powerllel with coupling

Sizes

Wheelbase 3200 mm
Hinge axis maximum height 4070 mm
Radius at maximum lifting and unloading 1080 mm
Length with bucket on ground level 8460 mm
Height to cab upper part 3400 mm
Clearance 460 mm

Shovel

Breakout power 118 kN
Unloading ground clearance at maximum lifting 2790 mm
Shovel width 2971.8 mm
Bucket capacity with top 3 m3

Operation

Working weight 22068 kg
Fuel Capacity 352 l.
Hydraulic system fluid volume 117 l.
Engine oil volume 24.5 l.
Cooling system fluid volume 29.5 l.
Transmission fluid volume 26.5 l.
Front axle / differential fluid volume 22 l.
Rear axle / differential fluid volume 22 l.
Static tipping weight 13532 kg
Turn radius 5490 mm
Operating voltage 24 V
Generator current strength 80 amperes
Rear axle oscillating 26 degrees
Tyre size 23.5 R25

Motor

Manufacturer John Deere
Model 6068 H
Effective power 138 kW
Power measured at 2200 rev / min
Displacement 6.8 l.
Torque measured at 1400 rev / min
Cylinders number 6
Maximum torque 1016 Nm
Torque increase 55 %
Aspiration Turbocharger with charge air cooler by oncoming air flow

Hydraulic system

Type of pump variable displacement axial piston pump
Overflow valve pressure 24980 kPa
Pump bandwidth 288 l/min
Lifting time 5.9 sec
Unloading time 1.9 sec
Lowering time 2.8 sec

Gear box

Maximum reverse gear 25 km/h
Transmission type automatic powershift
Forward gears number 4
Reverse gears number 3
Maximum forward speed 35.4 km/h

Images

Sizes

1. Length with bucket on ground level 8460 mm
3. Height to cab upper part 3400 mm
4. Wheelbase 3200 mm
5. Clearance 460 mm
6. Hinge axis maximum height 4070 mm
8. Radius at maximum lifting and unloading 1080 mm

Shovel

7. Unloading ground clearance at maximum lifting 2790 mm