Forestry and Logging Equipment. Skidding Tractor (Skidder) John Deere 748H
Sizes
| Roller diameter | 203.2 mm |
| Cable width | 19.1 mm |
| Drum capacity at cable width | 54.6 m |
| Maximum traction force on a rope with empty drum | 193.3 kN |
| Overall width | 3530 mm |
| Blade width | 2946 mm |
| Height to cab upper part | 3127 mm |
| Maximum blade height | 1499 mm |
| Wheelbase | 3785 mm |
| Clearance | 615 mm |
| Dimensional length | 8072 mm |
| Grapple height from ground level | 1556 mm |
| Grapple radius on ground level | 3113 mm |
| Maximum boom height | 4289 mm |
| Tong opening at tips | 3226 mm |
| Grapple load capacity - tongs tip to tip | 1.4 m2 |
Operation
| Working weight | 17027.9 kg |
| Fuel Capacity | 329.3 l. |
| Hydraulic system fluid volume | 56.8 l. |
| Operating voltage | 12 V |
| Generator current strength | 120 amperes |
| Axle oscillating | 30 degrees |
| Steering angle | 45 degrees |
| Tyre size | 30.5-32 |
Motor
| Full power | 141 kW |
| Power measured at | 2200 rev / min |
| Displacement | 6.8 l. |
| Aspiration | turbocharging |
| Manufacturer | John Deere |
| Model | 6068H |
Hydraulic system
| Type of pump | variable displacement axial piston pump |
| Pump flow rate | 159 l/min |
| Overflow valve pressure | 148.4 kPa |
Gear box
| Transmission type | powershift |
| Forward gears number | 8 |
| Reverse gears number | 7 |
| Maximum forward speed | 23 km/h |
| Maximum reverse gear | 17.4 km/h |
Images
Sizes
| 1. Dimensional length | 8072 mm |
| 2. Overall width | 3530 mm |
| 3. Height to cab upper part | 3127 mm |
| 4. Wheelbase | 3785 mm |
| 5. Clearance | 615 mm |
| 6. Maximum boom height | 4289 mm |
| 7. Grapple height from ground level | 1556 mm |
| 8. Grapple radius on ground level | 3113 mm |
| 9. Tong opening at tips | 3226 mm |
