vs.

      Komatsu WA800-3 vs. Caterpillar 990H

      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

      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
      Brimmed bucket capacity 9.3 m3 and 7.3 m3 22 % more or 2.0 m3

      Operation

      Static tipping weight 61250 kg and 43392 kg 29 % more or 17858 kg
      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.

      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

      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

      Neutral reasons:

      Sizes

      Between tyres width 4585 mm and 4071 mm
      Height to cab upper part 5275 mm and 5070 mm
      Wheelbase 5450 mm and 4600 mm
      Length with bucket on ground level 14325 mm and 12839 mm
      Hinge axis maximum height 6785 mm and 5866 mm

      Shovel

      Shovel width 4815 mm and 4450 mm

      Operation

      Working weight 101130.7 kg and 77842 kg
      Operating voltage 24 V and 24 V
      Rear axle oscillating 22 degrees and 22 degrees
      Tyre size 45/65-45-46 and 41.25/70-39

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA12V140ZE-2 and C27 MEUI ACERT
      Power measured at 2000 rev / min and 2000 rev / min

      Hydraulic system

      Overflow valve pressure 31371.1 kPa and 31000 kPa

      Gear box

      Forward gears number 3 and 3
      Reverse gears number 3 and 3
      Transmission type Powershift transmission of intermediate type and powershift

      Images

      Sizes

      1. Length with bucket on ground level 14325 mm 1. Length with bucket on ground level 12839 mm
      2. Between tyres width 4585 mm 2. Between tyres width 4071 mm
      3. Height to cab upper part 5275 mm 3. Height to cab upper part 5070 mm
      4. Wheelbase 5450 mm 4. Wheelbase 4600 mm
      5. Clearance 550 mm 5. Clearance 478 mm
      6. Hinge axis maximum height 6785 mm 6. Hinge axis maximum height 5866 mm
      8. Radius at maximum lifting and unloading 2375 mm 8. Radius at maximum lifting and unloading 1799 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 4715 mm 7. Unloading ground clearance at maximum lifting 3952 mm