vs.

      Case 521EXT vs. Caterpillar R2900G

      5 reasons to buy Case 521EXT:

      Operation

      Turn radius 4972 mm and 7323 mm 32 % less or 2351 mm

      Hydraulic system

      Lifting time 5.6 sec and 9.2 sec 39 % less or 3.6 sec
      Unloading time 1.1 sec and 3.4 sec 68 % less or 2.3 sec
      Lowering time 2.7 sec and 3.1 sec 13 % less or 0.4 sec

      Gear box

      Maximum forward speed 35.9 km/h and 25.3 km/h 30 % more or 10.6 km/h

      18 reasons to buy Caterpillar R2900G:

      Sizes

      Radius at maximum lifting and unloading 1652 mm and 1116 mm 32 % more or 536 mm
      Clearance 457.2 mm and 377 mm 18 % more or 80.2 mm

      Shovel

      Unloading ground clearance at maximum lifting 2871.2 mm and 2780 mm 3 % more or 91.2 mm
      Bucket capacity with top 7.2 m3 and 1.6 m3 78 % more or 5.6 m3

      Operation

      Fuel Capacity 854 l. and 189 l. 78 % more or 665 l.
      Hydraulic system fluid volume 140 l. and 114 l. 19 % more or 26 l.
      Engine oil volume 34 l. and 12 l. 65 % more or 22 l.
      Cooling system fluid volume 75 l. and 22 l. 71 % more or 53 l.
      Transmission fluid volume 62 l. and 18.9 l. 70 % more or 43.1 l.
      Front axle / differential fluid volume 119 l. and 21.5 l. 82 % more or 97.5 l.
      Rear axle / differential fluid volume 127 l. and 21.5 l. 83 % more or 105.5 l.
      Static tipping weight 39923 kg and 7094.2 kg 82 % more or 32828.8 kg

      Motor

      Effective power 290.1 kW and 88 kW 70 % more or 202.1 kW
      Full power 320.7 kW and 96.2 kW 70 % more or 224.5 kW
      Power measured at 1900 rev / min and 1800 rev / min 5 % more or 100 rev
      Displacement 15.2 l. and 4.5 l. 70 % more or 10.7 l.

      Gear box

      Maximum reverse gear 26.4 km/h and 22.7 km/h 14 % more or 3.7 km/h
      Reverse gears number 4 and 3 25 % more or 1

      Neutral reasons:

      Sizes

      Wheelbase 2750 mm and 3785.6 mm
      Hinge axis maximum height 3743 mm and 4547.6 mm
      Length with bucket on ground level 6652 mm and 11302 mm
      Between tyres width 2489 mm and 2996.2 mm
      Height to cab upper part 3277 mm and 2895.6 mm

      Shovel

      Shovel width 2550 mm and 3048 mm

      Operation

      Tyre size 17.5 x 25 L3 and 29.5 x 29 34 layers STMS
      Working weight 12183.9 kg and 67409 kg
      Rear axle oscillating 24 degrees and 16 degrees

      Motor

      Model 445TA/EGE and C15 ACERT
      Manufacturer Case and Caterpillar

      Gear box

      Forward gears number 4 and 4

      Images

      Sizes

      1. Length with bucket on ground level 6652 mm 1. Length with bucket on ground level 11302 mm
      2. Between tyres width 2489 mm 2. Between tyres width 2996.2 mm
      3. Height to cab upper part 3277 mm 3. Height to cab upper part 2895.6 mm
      4. Wheelbase 2750 mm 4. Wheelbase 3785.6 mm
      5. Clearance 377 mm 5. Clearance 457.2 mm
      6. Hinge axis maximum height 3743 mm 6. Hinge axis maximum height 4547.6 mm
      8. Radius at maximum lifting and unloading 1116 mm 8. Radius at maximum lifting and unloading 1652 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2780 mm 7. Unloading ground clearance at maximum lifting 2871.2 mm