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- Caterpillar 990H vs. Komatsu WA800-3
Caterpillar 990H vs. Komatsu WA800-3
6 reasons to buy Caterpillar 990H:
Shovel
Breakout power | 583.6 kN and 676.7 kN | 14 % less or 93.1 kN |
Operation
Turn radius | 10337 mm and 10930 mm | 5 % less or 593 mm |
Generator current strength | 100 amperes and 75 amperes | 25 % more or 25 amperes |
Hydraulic system
Pump bandwidth | 650 l/min and 405 l/min | 38 % more or 245 l/min |
Lifting time | 9.2 sec and 11.2 sec | 18 % less or 2.0 sec |
Lowering time | 3.8 sec and 4.8 sec | 21 % less or 1.0 sec |
19 reasons to buy Komatsu WA800-3:
Sizes
Clearance | 550 mm and 478 mm | 13 % more or 72 mm |
Radius at maximum lifting and unloading | 2375 mm and 1799 mm | 24 % more or 576 mm |
Shovel
Brimmed bucket capacity | 9.3 m3 and 7.3 m3 | 22 % more or 2.0 m3 |
Unloading ground clearance at maximum lifting | 4715 mm and 3952 mm | 16 % more or 763 mm |
Bucket capacity with top | 11 m3 and 8.6 m3 | 22 % more or 2.4 m3 |
Operation
Fuel Capacity | 1425 l. and 1074 l. | 25 % more or 351 l. |
Hydraulic system fluid volume | 725 l. and 435 l. | 40 % more or 290 l. |
Engine oil volume | 132 l. and 95 l. | 28 % more or 37 l. |
Cooling system fluid volume | 319 l. and 190 l. | 40 % more or 129 l. |
Transmission fluid volume | 140 l. and 110 l. | 21 % more or 30 l. |
Front axle / differential fluid volume | 360 l. and 271 l. | 25 % more or 89 l. |
Rear axle / differential fluid volume | 360 l. and 261 l. | 27 % more or 99 l. |
Static tipping weight | 61250 kg and 43392 kg | 29 % more or 17858 kg |
Motor
Effective power | 602.5 kW and 468 kW | 22 % more or 134.5 kW |
Full power | 636.1 kW and 512 kW | 20 % more or 124.1 kW |
Displacement | 30.5 l. and 27.1 l. | 11 % more or 3.4 l. |
Hydraulic system
Unloading time | 2 sec and 2.9 sec | 31 % less or 0.9 sec |
Gear box
Maximum forward speed | 28 km/h and 22.4 km/h | 20 % more or 5.6 km/h |
Maximum reverse gear | 28.3 km/h and 24.8 km/h | 12 % more or 3.5 km/h |
Neutral reasons:
Sizes
Height to cab upper part | 5070 mm and 5275 mm |
Length with bucket on ground level | 12839 mm and 14325 mm |
Between tyres width | 4071 mm and 4585 mm |
Wheelbase | 4600 mm and 5450 mm |
Hinge axis maximum height | 5866 mm and 6785 mm |
Shovel
Shovel width | 4450 mm and 4815 mm |
Operation
Working weight | 77842 kg and 101130.7 kg |
Rear axle oscillating | 22 degrees and 22 degrees |
Tyre size | 41.25/70-39 and 45/65-45-46 |
Operating voltage | 24 V and 24 V |
Motor
Power measured at | 2000 rev / min and 2000 rev / min |
Manufacturer | Caterpillar and Komatsu |
Model | C27 MEUI ACERT and SAA12V140ZE-2 |
Hydraulic system
Overflow valve pressure | 31000 kPa and 31371.1 kPa |
Gear box
Reverse gears number | 3 and 3 |
Transmission type | powershift and Powershift transmission of intermediate type |
Forward gears number | 3 and 3 |
Images
Sizes
4. Wheelbase | 4600 mm | 4. Wheelbase | 5450 mm |
5. Clearance | 478 mm | 5. Clearance | 550 mm |
6. Hinge axis maximum height | 5866 mm | 6. Hinge axis maximum height | 6785 mm |
8. Radius at maximum lifting and unloading | 1799 mm | 8. Radius at maximum lifting and unloading | 2375 mm |
1. Length with bucket on ground level | 12839 mm | 1. Length with bucket on ground level | 14325 mm |
2. Between tyres width | 4071 mm | 2. Between tyres width | 4585 mm |
3. Height to cab upper part | 5070 mm | 3. Height to cab upper part | 5275 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 3952 mm | 7. Unloading ground clearance at maximum lifting | 4715 mm |