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- Caterpillar 770 vs. Komatsu HD405-6
Caterpillar 770 vs. Komatsu HD405-6
7 reasons to buy Caterpillar 770:
Weight
Loaded front weight distribution | 34 % and 32 % | 6 % more or 2 % |
Operation
Fuel Capacity | 530 l. and 500 l. | 6 % more or 30 l. |
Cooling system fluid volume | 114 l. and 89 l. | 22 % more or 25 l. |
Differential/final drive fluid volume | 159 l. and 58 l. | 64 % more or 101 l. |
Motor
Full power | 381 kW and 378.8 kW | 1 % more or 2.2 kW |
Gear box
Maximum speed | 74.8 km/h and 70 km/h | 6 % more or 4.8 km/h |
Dump
Lifting time | 9.5 sec and 10 sec | 5 % less or 0.5 sec |
8 reasons to buy Komatsu HD405-6:
Weight
Loaded rear weight distribution | 68 % and 66 % | 3 % more or 2 % |
Sizes
Unloading ground clearance | 630 mm and 498 mm | 21 % more or 132 mm |
Operation
Engine oil volume | 52 l. and 15 l. | 71 % more or 37 l. |
Hydraulic system fluid volume | 129 l. and 95 l. | 26 % more or 34 l. |
Motor
Effective power | 363.9 kW and 355 kW | 2 % more or 8.9 kW |
Power measured at | 2000 rev / min and 1800 rev / min | 10 % more or 200 rev |
Dump
Brimmed lifting capacity | 20 m3 and 17.1 m3 | 14 % more or 2.9 m3 |
Lifting capacity with top | 27.3 m3 and 25.1 m3 | 8 % more or 2.2 m3 |
Neutral reasons:
Weight
Unloaded rear weight distribution | 52 % and 52 % |
Weight without load | 34242 kg and 34080 kg |
Laden weight | 71214 kg and 74155 kg |
Unloaded front weight distribution | 48 % and 48 % |
Sizes
Dimensional length | 8172 mm and 8700 mm |
Overall width | 4751 mm and 4525 mm |
Headroom | 3120 mm and 4220 mm |
Wheelbase | 3960 mm and 3750 mm |
Unloading height | 8280 mm and 7885 mm |
Operation
Tyre size | 18.00R33(E4) and 18.00R33 |
Motor
Model | C15 ACERT and SAA6D140E-3 |
Displacement | 15.2 l. and 15.2 l. |
Aspiration | turbocharging and turbocharging |
Cylinders number | 6 and 6 |
Manufacturer | Caterpillar and Komatsu |
Gear box
Transmission type | powershift and automatic planetary gear |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 36287.4 kg and 40823.3 kg |
Discharge angle | 47.5 degrees and 48 degrees |
Images
Sizes
1. Dimensional length | 8172 mm | 1. Dimensional length | 8700 mm |
2. Overall width | 4751 mm | 2. Overall width | 4525 mm |
3. Headroom | 3120 mm | 3. Headroom | 4220 mm |
4. Wheelbase | 3960 mm | 4. Wheelbase | 3750 mm |
6. Unloading height | 8280 mm | 6. Unloading height | 7885 mm |
7. Unloading ground clearance | 498 mm | 7. Unloading ground clearance | 630 mm |
Dump
8. Discharge angle | 47.5 degrees | 8. Discharge angle | 48 degrees |