Construction Machinery. Wheel-Mounted Loader John Deere 444J Z-Bar

Sizes

Clearance 396 mm
Wheelbase 2740 mm
Hinge axis maximum height 3660 mm
Radius at maximum lifting and unloading 1280 mm
Length with bucket on ground level 7140 mm
Height to cab upper part 3180 mm

Shovel

Breakout power 80.5 kN
Unloading ground clearance at maximum lifting 2530 mm
Shovel width 2539 mm
Bucket capacity with top 1.9 m3
Brimmed bucket capacity 1.6 m3

Operation

Front axle / differential fluid volume 22 l.
Rear axle / differential fluid volume 22 l.
Static tipping weight 9323 kg
Turn radius 4700 mm
Operating voltage 24 V
Generator current strength 80 amperes
Rear axle oscillating 24 degrees
Tyre size 17.5 R25
Working weight 11141 kg
Fuel Capacity 246 l.
Hydraulic system fluid volume 97 l.
Engine oil volume 17.5 l.
Cooling system fluid volume 19 l.
Transmission fluid volume 18.5 l.

Motor

Manufacturer John Deere
Model 4045H
Effective power 89 kW
Power measured at 2200 rev / min
Displacement 4.5 l.
Torque measured at 1400 rev / min
Cylinders number 4
Maximum torque 515 Nm
Torque increase 32 %
Aspiration Turbocharger with charge air cooler by oncoming air flow

Hydraulic system

Type of pump variable displacement axial piston pump
Overflow valve pressure 24800 kPa
Pump bandwidth 140 l/min
Lifting time 5.5 sec
Unloading time 1.1 sec
Lowering time 1.9 sec

Gear box

Transmission type automatic transmission system with power gear shifting
Forward gears number 4
Reverse gears number 3
Maximum forward speed 37.7 km/h
Maximum reverse gear 25.3 km/h

Images

Sizes

1. Length with bucket on ground level 7140 mm
3. Height to cab upper part 3180 mm
4. Wheelbase 2740 mm
5. Clearance 396 mm
6. Hinge axis maximum height 3660 mm
8. Radius at maximum lifting and unloading 1280 mm

Shovel

7. Unloading ground clearance at maximum lifting 2530 mm