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- Komatsu HD405-6 vs. Caterpillar 773F
Komatsu HD405-6 vs. Caterpillar 773F
6 reasons to buy Komatsu HD405-6:
Weight
Unloaded rear weight distribution | 52 % and 49 % | 6 % more or 3 % |
Loaded rear weight distribution | 68 % and 65 % | 4 % more or 3 % |
Sizes
Unloading ground clearance | 630 mm and 626 mm | 1 % more or 4 mm |
Operation
Hydraulic system fluid volume | 129 l. and 72 l. | 44 % more or 57 l. |
Motor
Power measured at | 2000 rev / min and 1800 rev / min | 10 % more or 200 rev |
Gear box
Maximum speed | 70 km/h and 67.5 km/h | 4 % more or 2.5 km/h |
13 reasons to buy Caterpillar 773F:
Weight
Unloaded front weight distribution | 51 % and 48 % | 6 % more or 3 % |
Loaded front weight distribution | 35 % and 32 % | 9 % more or 3 % |
Operation
Fuel Capacity | 700 l. and 500 l. | 29 % more or 200 l. |
Cooling system fluid volume | 175 l. and 89 l. | 49 % more or 86 l. |
Engine oil volume | 72 l. and 52 l. | 28 % more or 20 l. |
Differential/final drive fluid volume | 155 l. and 58 l. | 63 % more or 97 l. |
Motor
Displacement | 27 l. and 15.2 l. | 44 % more or 11.8 l. |
Full power | 552 kW and 378.8 kW | 31 % more or 173.2 kW |
Cylinders number | 12 and 6 | 50 % more or 6 |
Effective power | 524 kW and 363.9 kW | 31 % more or 160.1 kW |
Dump
Brimmed lifting capacity | 25.9 m3 and 20 m3 | 23 % more or 5.9 m3 |
Lifting capacity with top | 35.1 m3 and 27.3 m3 | 22 % more or 7.8 m3 |
Lifting time | 9.5 sec and 10 sec | 5 % less or 0.5 sec |
Neutral reasons:
Weight
Weight without load | 34080 kg and 44594 kg |
Laden weight | 74155 kg and 100698 kg |
Sizes
Dimensional length | 8700 mm and 10334 mm |
Overall width | 4525 mm and 5425 mm |
Headroom | 4220 mm and 4435 mm |
Wheelbase | 3750 mm and 4215 mm |
Unloading height | 7885 mm and 9261 mm |
Operation
Tyre size | 18.00R33 and 24.00R35(E4) |
Motor
Manufacturer | Komatsu and Caterpillar |
Model | SAA6D140E-3 and C27 ACERT |
Aspiration | turbocharging and turbocharging |
Gear box
Transmission type | automatic planetary gear and gear type pump |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 54431.1 kg |
Discharge angle | 48 degrees and 60 degrees |
Images
Sizes
1. Dimensional length | 8700 mm | 1. Dimensional length | 10334 mm |
2. Overall width | 4525 mm | 2. Overall width | 5425 mm |
3. Headroom | 4220 mm | 3. Headroom | 4435 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 4215 mm |
6. Unloading height | 7885 mm | 6. Unloading height | 9261 mm |
7. Unloading ground clearance | 630 mm | 7. Unloading ground clearance | 626 mm |
Dump
8. Discharge angle | 48 degrees | 8. Discharge angle | 60 degrees |