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Construction Machinery. Grader Caterpillar 12H
Steerage
| Left and right hinge connection | 50 degrees |
| Turn radius | 7.4 m |
Sizes
| Height to cab upper part | 3107 mm |
| Dimensional length | 8571 mm |
| Between tyres width | 2440 mm |
| Wheelbase | 6086 mm |
| Blade base | 2575 mm |
| Dual axis wheelbase | 1523 mm |
| Rear ground clearance | 341.5 mm |
| Front part clearance | 594 mm |
Operation
| Front axle standard operating weight | 3784 kg |
| Rear axle standard operating weight | 10416 kg |
| Overall standard operating weight | 14200 kg |
| Front axle maximum operating weight | 6234 kg |
| Rear axle maximum operating weight | 14549 kg |
| Oil system fluid volume | 27 l. |
| Total maximum operating weight | 20783 kg |
| Fuel Capacity | 378 l. |
| Cooling system fluid volume | 44 l. |
| Hydraulic system fluid volume | 74 l. |
| Rear differential/final drive fluid volume | 47 l. |
| Circular gearbox fluid volume | 7 l. |
| Each tandem case fluid volume | 64 l. |
| Tyre size | 14.00-24 12PR |
| Operating voltage | 24 V |
| Generator current strength | 75 amperes |
Motor
| Effective speeds output 1-2 | 108 kW |
| Effective speeds output 3-4 | 123 kW |
| Power measured at | 2000 rev / min |
| Effective speeds output 5-6 | 123 kW |
| Cylinders number | 6 |
| Effective speeds output 7-8 | 123 kW |
| Maximum power | 123 kW |
| Displacement | 8.8 l. |
| Manufacturer | Caterpillar |
| Model | C-9 ETA VHP |
Hydraulic system
| Type of pump | variable displacement piston pump |
| Pump flow rate | 196 l/min |
| Overflow valve pressure | 24150 kPa |
Gear box
| Transmission type | powershift transmission with direct drive |
| Forward gears number | 8 |
| Reverse gears number | 6 |
| Maximum forward speed | 44 km/h |
| Maximum reverse gear | 34.7 km/h |
Front Axle
| General fluctuations | 32 degrees |
| Clearance | 594 mm |
| Wheel tilt | 18 degrees |
Dump
| Mouldboard width | 3658 mm |
| Mouldboard height | 610 mm |
| Mouldboard thickness | 22 mm |
| Maximum cutting depth | 735 mm |
| Left lateral displacement | 524 mm |
| Lateral right shift | 660 mm |
| Blade pulling at maximum weight | 13094 kg |
| Lowered blade pressure | 10799 kg |
Circle
| Right maximum radius outside tyres | 1809 mm |
| Maximum lifting above ground level | 480 mm |
| Blade tilt front angle | 40 degrees |
| Blade tilt rear angle | 5 degrees |
| Diameter | 1530 mm |
| Rotating | 360 degrees |
| Left shift | 695 mm |
| Right shift | 728 mm |
| Maximum radius outside left tyres | 1859 mm |
Images
Sizes
| 3. Height to cab upper part | 3107 mm |
| 4. Wheelbase | 6086 mm |
| 5. Rear ground clearance | 341.5 mm |
| 6. Front part clearance | 594 mm |
| 7. Dual axis wheelbase | 1523 mm |
| 8. Blade base | 2575 mm |
| 1. Dimensional length | 8571 mm |
| 2. Between tyres width | 2440 mm |