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Construction Machinery. Grader John Deere 770AH
Steerage
Left and right hinge connection | 25 degrees |
Turn radius | 6.7 m |
Sizes
Height to cab upper part | 3200 mm |
Dimensional length | 8470 mm |
Between tyres width | 2440 mm |
Wheelbase | 5970 mm |
Blade base | 2720 mm |
Dual axis wheelbase | 1540 mm |
Front part clearance | 572 mm |
Operation
Operating voltage | 24 V |
Generator current strength | 42 amperes |
Front axle standard operating weight | 3877.3 kg |
Rear axle standard operating weight | 9848.4 kg |
Overall standard operating weight | 13725.7 kg |
Front axle maximum operating weight | 4123.6 kg |
Rear axle maximum operating weight | 11230 kg |
Total maximum operating weight | 15353.6 kg |
Fuel Capacity | 265 l. |
Oil system fluid volume | 18.9 l. |
Cooling system fluid volume | 26.5 l. |
Hydraulic system fluid volume | 117.3 l. |
Circular gearbox fluid volume | 3.8 l. |
Each tandem case fluid volume | 18.9 l. |
Tyre size | 14 |
Motor
Manufacturer | John Deere |
Model | 6-466A |
Effective speeds output 1-2 | 115.6 kW |
Effective speeds output 3-4 | 134.2 kW |
Power measured at | 2200 rev / min |
Effective speeds output 5-6 | 134.2 kW |
Torque measured at | 1400 rev / min |
Effective speeds output 7-8 | 134.2 kW |
Cylinders number | 6 |
Maximum power | 134.2 kW |
Effective drives torque 7-8 | 728.1 Nm |
Displacement | 7.6 l. |
Aspiration | Turbocharging with intercooler |
Hydraulic system
Type of pump | Constant pressure system with locking in the middle position, with the piston pump of variable displacement volume |
Pump flow rate | 136.3 l/min |
Gear box
Transmission type | powershift |
Forward gears number | 8 |
Reverse gears number | 4 |
Maximum forward speed | 40.4 km/h |
Maximum reverse gear | 13.8 km/h |
Front Axle
Wheel tilt | 20 degrees |
General fluctuations | 30 degrees |
Clearance | 572 mm |
Dump
Mouldboard thickness | 22.4 mm |
Left lateral displacement | 683 mm |
Mouldboard width | 3657.6 mm |
Lateral right shift | 683 mm |
Mouldboard height | 609.6 mm |
Circle
Diameter | 1500 mm |
Rotating | 360 degrees |
Left shift | 851 mm |
Right shift | 813 mm |
Maximum radius outside left tyres | 2280 mm |
Right maximum radius outside tyres | 2250 mm |
Maximum lifting above ground level | 432 mm |
Blade tilt front angle | 44 degrees |
Blade tilt rear angle | 10 degrees |
Images
Sizes
1. Dimensional length | 8470 mm |
2. Between tyres width | 2440 mm |
3. Height to cab upper part | 3200 mm |
4. Wheelbase | 5970 mm |
6. Front part clearance | 572 mm |
7. Dual axis wheelbase | 1540 mm |
8. Blade base | 2720 mm |