vs.

      Komatsu WA1200-3 vs. Komatsu WA900-3

      18 reasons to buy Komatsu WA1200-3:

      Sizes

      Radius at maximum lifting and unloading 2970 mm and 2450 mm 18 % more or 520 mm

      Shovel

      Unloading ground clearance at maximum lifting 6285 mm and 4715 mm 25 % more or 1570 mm
      Bucket capacity with top 20 m3 and 13 m3 35 % more or 7 m3
      Brimmed bucket capacity 17.2 m3 and 11 m3 36 % more or 6.2 m3

      Operation

      Cooling system fluid volume 500 l. and 319 l. 36 % more or 181 l.
      Rear axle / differential fluid volume 670 l. and 360 l. 46 % more or 310 l.
      Transmission fluid volume 350 l. and 140 l. 60 % more or 210 l.
      Static tipping weight 119793.8 kg and 66140 kg 45 % more or 53653.8 kg
      Front axle / differential fluid volume 670 l. and 360 l. 46 % more or 310 l.
      Generator current strength 140 amperes and 75 amperes 46 % more or 65 amperes
      Fuel Capacity 5100 l. and 1425 l. 72 % more or 3675 l.
      Hydraulic system fluid volume 1200 l. and 725 l. 40 % more or 475 l.
      Engine oil volume 260 l. and 132 l. 49 % more or 128 l.

      Motor

      Effective power 1163.3 kW and 636.1 kW 45 % more or 527.2 kW
      Full power 1278.9 kW and 668.9 kW 48 % more or 610.0 kW
      Displacement 60.2 l. and 30.5 l. 49 % more or 29.7 l.
      Cylinders number 16 and 12 25 % more or 4

      Hydraulic system

      Pump bandwidth 1044.8 l/min and 405 l/min 61 % more or 639.8 l/min

      8 reasons to buy Komatsu WA900-3:

      Shovel

      Breakout power 665.9 kN and 1274.9 kN 48 % less or 609.0 kN

      Operation

      Turn radius 11065 mm and 14330 mm 23 % less or 3265 mm

      Motor

      Power measured at 2000 rev / min and 1900 rev / min 5 % more or 100 rev

      Hydraulic system

      Unloading time 2 sec and 3 sec 33 % less or 1 sec
      Lifting time 11.2 sec and 13.5 sec 17 % less or 2.3 sec
      Lowering time 4.8 sec and 5 sec 4 % less or 0.2 sec

      Gear box

      Maximum forward speed 28 km/h and 19.8 km/h 29 % more or 8.2 km/h
      Maximum reverse gear 28.3 km/h and 22.6 km/h 20 % more or 5.7 km/h

      Neutral reasons:

      Sizes

      Wheelbase 7100 mm and 5450 mm
      Hinge axis maximum height 8830 mm and 6960 mm
      Length with bucket on ground level 18200 mm and 14430 mm
      Between tyres width 5710 mm and 4585 mm
      Height to cab upper part 6858 mm and 5275 mm

      Shovel

      Shovel width 6400 mm and 4815 mm

      Operation

      Operating voltage 24 V and 24 V
      Rear axle oscillating 20 degrees and 22 degrees
      Tyre size 55.5/80-57 and 45/64-45
      Working weight 205200.7 kg and 102880 kg

      Motor

      Manufacturer Cummins and Komatsu
      Model QSK60 and SAA12V140ZE-2
      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharging with subsequent air cooling (by a cooling radiator)

      Hydraulic system

      Overflow valve pressure 31371.1 kPa and 34315.2 kPa

      Gear box

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

      Images

      Sizes

      1. Length with bucket on ground level 18200 mm 1. Length with bucket on ground level 14430 mm
      2. Between tyres width 5710 mm 2. Between tyres width 4585 mm
      3. Height to cab upper part 6858 mm 3. Height to cab upper part 5275 mm
      4. Wheelbase 7100 mm 4. Wheelbase 5450 mm
      6. Hinge axis maximum height 8830 mm 6. Hinge axis maximum height 6960 mm
      8. Radius at maximum lifting and unloading 2970 mm 8. Radius at maximum lifting and unloading 2450 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 6285 mm 7. Unloading ground clearance at maximum lifting 4715 mm