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

Sizes

Length with bucket on ground level 8990 mm
Between tyres width 2770 mm
Height to cab upper part 3400 mm
Clearance 434 mm
Wheelbase 3200 mm
Hinge axis maximum height 4060 mm
Radius at maximum lifting and unloading 1080 mm

Shovel

Breakout power 12029 kN
Unloading ground clearance at maximum lifting 2667 mm
Shovel width 2971.8 mm
Bucket capacity with top 3 m3

Operation

Working weight 18920 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 10249 kg
Turn radius 5.5 mm
Operating voltage 24 V
Generator current strength 80 amperes
Rear axle oscillating 24 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.
Maximum torque 1016 Nm
Torque increase 55 %
Aspiration turbocharging / air cooling

Hydraulic system

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

Gear box

Transmission type automatic transmission system with power gear shifting
Forward gears number 4
Reverse gears number 3
Maximum forward speed 35.4 km/h
Maximum reverse gear 25 km/h

Images

Sizes

1. Length with bucket on ground level 8990 mm
2. Between tyres width 2770 mm
3. Height to cab upper part 3400 mm
4. Wheelbase 3200 mm
5. Clearance 434 mm
6. Hinge axis maximum height 4060 mm
8. Radius at maximum lifting and unloading 1080 mm

Shovel

7. Unloading ground clearance at maximum lifting 2667 mm