Forestry and Logging Equipment. Skidding Tractor (Skidder) John Deere 648G serie II

Sizes

Dimensional length 7345 mm
Grapple height from ground level 1376 mm
Grapple radius on ground level 1536 mm
Maximum boom height 3680 mm
Overall width 3110 mm
Tong opening at tips 2921 mm
Height to cab upper part 3030 mm
Grapple load capacity - tongs tip to tip 0.97 m2
Maximum blade height 1310 mm
Roller diameter 203.2 mm
Wheelbase 3683 mm
Cable width 15.8 mm
Clearance 514 mm
Dimensional length 7230 mm
Drum capacity at cable width 77.4 m
Grapple height from ground level 908 mm
Maximum traction force on a rope with empty drum 217 kN
Maximum line speed 44.5 m/min
Grapple radius on ground level 2243 mm
Maximum boom height 3195 mm
Tong opening at tips 2921 mm
Grapple load capacity - tongs tip to tip 0.97 m2

Operation

Front differential fluid volume 17 l.
Rear differential fluid volume 28.4 l.
Transmission fluid volume 29.3 l.
Hydraulic system fluid volume 41.6 l.
Operating voltage 12 V
Generator current strength 65 amperes
Axle oscillating 30 degrees
Steering angle 90 degrees
Tyre size 28L-26
Working weight 12768 kg
Fuel Capacity 227 l.
Cooling system fluid volume 28.4 l.
Engine oil volume 18.9 l.

Motor

Manufacturer John Deere
Model 6068T
Full power 119 kW
Effective power 114 kW
Power measured at 2200 rev / min
Peak torque 670 Nm
Torque measured at 1350 rev / min
Displacement 6.8 l.
Cylinders number 6
Aspiration turbocharging

Hydraulic system

Type of pump variable displacement axial piston pump
Pump flow rate 159 l/min
Overflow valve pressure 20684 kPa

Gear box

Transmission type Powershift transmission with direct drive
Forward gears number 8
Reverse gears number 7
Maximum forward speed 22.8 km/h
Maximum reverse gear 17.1 km/h

Images

Sizes

1. Dimensional length 7345 mm
2. Overall width 3110 mm
3. Height to cab upper part 3030 mm
4. Wheelbase 3683 mm
5. Clearance 514 mm
6. Maximum boom height 3680 mm
7. Grapple height from ground level 1376 mm
8. Grapple radius on ground level 1536 mm
9. Tong opening at tips 2921 mm