vs.

      Komatsu WA900-3 Level 2 vs. Caterpillar 990 H

      19 reasons to buy Komatsu WA900-3 Level 2:

      Sizes

      Clearance 550 mm and 478 mm 13 % more or 72 mm
      Radius at maximum lifting and unloading 2450 mm and 1620 mm 34 % more or 830 mm

      Shovel

      Brimmed bucket capacity 11 m3 and 7.3 m3 34 % more or 3.7 m3
      Unloading ground clearance at maximum lifting 4640 mm and 4172 mm 10 % more or 468 mm
      Bucket capacity with top 13 m3 and 8.6 m3 34 % more or 4.4 m3

      Operation

      Rear axle / differential fluid volume 360 l. and 261 l. 27 % more or 99 l.
      Static tipping weight 65671.1 kg and 46453 kg 29 % more or 19218.1 kg
      Generator current strength 90 amperes and 80 amperes 11 % more or 10 amperes
      Fuel Capacity 1555 l. and 1074 l. 31 % more or 481 l.
      Hydraulic system fluid volume 725 l. and 174 l. 76 % more or 551 l.
      Engine oil volume 130 l. and 95 l. 27 % more or 35 l.
      Cooling system fluid volume 337 l. and 190 l. 44 % more or 147 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.

      Motor

      Power measured at 2050 rev / min and 2000 rev / min 2 % more or 50 rev
      Displacement 30.5 l. and 27.1 l. 11 % more or 3.4 l.
      Effective power 638.3 kW and 468 kW 27 % more or 170.3 kW
      Full power 671.1 kW and 512 kW 24 % more or 159.1 kW

      Hydraulic system

      Unloading time 2 sec and 2.9 sec 31 % less or 0.9 sec

      7 reasons to buy Caterpillar 990 H:

      Shovel

      Breakout power 594 kN and 665.9 kN 11 % less or 71.9 kN

      Operation

      Turn radius 10253.5 mm and 11000 mm 7 % less or 746.5 mm

      Hydraulic system

      Lowering time 3.8 sec and 4.8 sec 21 % less or 1.0 sec
      Pump bandwidth 650 l/min and 315 l/min 52 % more or 335 l/min
      Lifting time 9.2 sec and 11.2 sec 18 % less or 2.0 sec

      Gear box

      Maximum forward speed 22.4 km/h and 17.4 km/h 22 % more or 5.0 km/h
      Maximum reverse gear 24.8 km/h and 17.6 km/h 29 % more or 7.2 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 14490 mm and 12555 mm
      Between tyres width 4585 mm and 4183 mm
      Height to cab upper part 5275 mm and 5070 mm
      Wheelbase 5450 mm and 4600 mm
      Hinge axis maximum height 6960 mm and 6432 mm

      Shovel

      Shovel width 4810 mm and 4450 mm

      Operation

      Rear axle oscillating 22 degrees and 22 degrees
      Tyre size 45/65-45 and 41.25 / 70
      Operating voltage 24 V and 24 V
      Working weight 107202 kg and 77842 kg

      Motor

      Manufacturer Komatsu and Caterpillar
      Model SAA12V140E-3 and C27 MEUI ACERT

      Hydraulic system

      Overflow valve pressure 34315.2 kPa and 31000 kPa

      Gear box

      Transmission type powershift transmission and powershift transmission
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Images

      Sizes

      1. Length with bucket on ground level 14490 mm 1. Length with bucket on ground level 12555 mm
      2. Between tyres width 4585 mm 2. Between tyres width 4183 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 6960 mm 6. Hinge axis maximum height 6432 mm
      8. Radius at maximum lifting and unloading 2450 mm 8. Radius at maximum lifting and unloading 1620 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 4640 mm 7. Unloading ground clearance at maximum lifting 4172 mm