Construction Machinery. Wheel-Mounted Loader John Deere 644GH

Sizes

Height to cab upper part 3420 mm
Clearance 483 mm
Wheelbase 3200 mm
Hinge axis maximum height 4000 mm
Length with bucket on ground level 7860 mm
Radius at maximum lifting and unloading 1049 mm
Between tyres width 2732 mm

Shovel

Breakout power 169.2 kN
Unloading ground clearance at maximum lifting 2942 mm
Shovel width 3050 mm
Bucket capacity with top 3.1 m3
Brimmed bucket capacity 2.8 m3

Operation

Working weight 16616.9 kg
Fuel Capacity 284 l.
Hydraulic system fluid volume 115 l.
Engine oil volume 24 l.
Cooling system fluid volume 28.5 l.
Transmission fluid volume 14 l.
Front axle / differential fluid volume 28 l.
Rear axle / differential fluid volume 28 l.
Static tipping weight 13477.1 kg
Turn radius 5460 mm
Operating voltage 12 V
Generator current strength 95 amperes
Rear axle oscillating 26 degrees
Tyre size 20.5-25

Motor

Manufacturer John Deere
Model 6076A
Effective power 138 kW
Full power 146 kW
Power measured at 2200 rev / min
Displacement 7.6 l.
Torque measured at 1300 rev / min
Cylinders number 6
Maximum torque 872 Nm
Aspiration Turbocharging with subsequent air cooling (by a cooling radiator)

Hydraulic system

Type of pump gear type pump
Overflow valve pressure 20684.3 kPa
Pump bandwidth 263.1 l/min
Lifting time 6.2 sec
Unloading time 1.8 sec
Lowering time 3.5 sec

Gear box

Maximum reverse gear 22 km/h
Transmission type powershift transmission
Forward gears number 4
Reverse gears number 3
Maximum forward speed 34.6 km/h

Images

Sizes

1. Length with bucket on ground level 7860 mm
2. Between tyres width 2732 mm
3. Height to cab upper part 3420 mm
4. Wheelbase 3200 mm
5. Clearance 483 mm
6. Hinge axis maximum height 4000 mm
8. Radius at maximum lifting and unloading 1049 mm

Shovel

7. Unloading ground clearance at maximum lifting 2942 mm