Construction Machinery. Wheel-Mounted Loader John Deere 644E

Sizes

Length with bucket on ground level 7680 mm
Height to cab upper part 3400 mm
Between tyres width 2652 mm
Clearance 500 mm
Wheelbase 3200 mm
Hinge axis maximum height 4000 mm
Radius at maximum lifting and unloading 940 mm

Shovel

Bucket capacity with top 2.5 m3
Brimmed bucket capacity 2.1 m3
Breakout power 164.9 kN
Unloading ground clearance at maximum lifting 2975 mm
Shovel width 2780 mm

Operation

Working weight 15471 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 23 l.
Rear axle / differential fluid volume 23 l.
Static tipping weight 12329 kg
Turn radius 5420 mm
Operating voltage 12 V
Generator current strength 65 amperes
Rear axle oscillating 26 degrees
Tyre size 20.5-25

Motor

Torque measured at 1400 rev / min
Maximum torque 691.5 Nm
Cylinders number 6
Aspiration turbocharging
Manufacturer John Deere
Model 6466T
Effective power 119.3 kW
Full power 125.3 kW
Power measured at 2200 rev / min
Displacement 7.6 l.

Hydraulic system

Type of pump gear type pump
Overflow valve pressure 19650 kPa
Pump bandwidth 247.9 l/min
Lifting time 6.2 sec
Unloading time 1.8 sec
Lowering time 3.5 sec

Gear box

Transmission type powershift
Forward gears number 4
Reverse gears number 3
Maximum forward speed 41 km/h
Maximum reverse gear 26.4 km/h

Images

Sizes

1. Length with bucket on ground level 7680 mm
2. Between tyres width 2652 mm
3. Height to cab upper part 3400 mm
4. Wheelbase 3200 mm
5. Clearance 500 mm
6. Hinge axis maximum height 4000 mm
8. Radius at maximum lifting and unloading 940 mm

Shovel

7. Unloading ground clearance at maximum lifting 2975 mm