vs.

      Case 621E vs. Caterpillar 938H

      6 reasons to buy Case 621E:

      Shovel

      Breakout power 103.4 kN and 122.7 kN 16 % less or 19.3 kN
      Unloading ground clearance at maximum lifting 2801 mm and 2771 mm 1 % more or 30 mm

      Operation

      Hydraulic system fluid volume 147.6 l. and 89 l. 40 % more or 58.6 l.
      Turn radius 5245 mm and 12024 mm 56 % less or 6779 mm

      Motor

      Displacement 6.7 l. and 6.6 l. 1 % more or 0.1 l.

      Hydraulic system

      Unloading time 1.3 sec and 1.4 sec 7 % less or 0.1 sec

      21 reasons to buy Caterpillar 938H:

      Sizes

      Clearance 397 mm and 370 mm 7 % more or 27 mm
      Radius at maximum lifting and unloading 1077 mm and 1013 mm 6 % more or 64 mm

      Shovel

      Bucket capacity with top 2.8 m3 and 2.3 m3 18 % more or 0.5 m3
      Brimmed bucket capacity 2.4 m3 and 2 m3 17 % more or 0.4 m3

      Operation

      Generator current strength 80 amperes and 65 amperes 19 % more or 15 amperes
      Fuel Capacity 247 l. and 246 l. 0 % more or 1 l.
      Engine oil volume 17.4 l. and 13.2 l. 24 % more or 4.2 l.
      Transmission fluid volume 43 l. and 18.9 l. 56 % more or 24.1 l.
      Front axle / differential fluid volume 57 l. and 22 l. 61 % more or 35 l.
      Rear axle / differential fluid volume 53 l. and 22 l. 58 % more or 31 l.
      Static tipping weight 11593 kg and 10603 kg 9 % more or 990 kg

      Motor

      Power measured at 2200 rev / min and 1800 rev / min 18 % more or 400 rev
      Maximum torque 840 Nm and 689 Nm 18 % more or 151 Nm
      Torque increase 38 % and 33 % 13 % more or 5 %
      Effective power 134 kW and 109 kW 19 % more or 25 kW
      Full power 147 kW and 116 kW 21 % more or 31 kW

      Hydraulic system

      Pump bandwidth 295 l/min and 171 l/min 42 % more or 124 l/min
      Lifting time 5.4 sec and 6.3 sec 14 % less or 0.9 sec
      Lowering time 2.7 sec and 4.7 sec 43 % less or 2.0 sec

      Gear box

      Maximum forward speed 43.2 km/h and 38.6 km/h 11 % more or 4.6 km/h
      Maximum reverse gear 25.5 km/h and 25 km/h 2 % more or 0.5 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 7384 mm and 7343 mm
      Between tyres width 2523 mm and 2674 mm
      Height to cab upper part 3395 mm and 3356 mm
      Wheelbase 2900 mm and 3020 mm
      Hinge axis maximum height 3830 mm and 3843 mm

      Shovel

      Shovel width 2602 mm and 2700 mm

      Operation

      Working weight 12431 kg and 15059 kg
      Rear axle oscillating 24 degrees and 24 degrees
      Tyre size 20.5 R25 and 20.5R25
      Cooling system fluid volume 36 l. and 36 l.
      Operating voltage 24 V and 24 V

      Motor

      Cylinders number 6 and 6
      Manufacturer Case and Caterpillar
      Model Family IV, 667TA/EDB, III Level III certified and 6.6 ACERT

      Hydraulic system

      Type of pump in the middle position with locking with pressure / flow compensation and piston pump
      Overflow valve pressure 24822 kPa and 6900 kPa

      Gear box

      Forward gears number 4 and 4
      Reverse gears number 3 and 3
      Transmission type 4 forward / 3 reverse gears proportional with electronic control module and powershift transmission

      Images

      Sizes

      1. Length with bucket on ground level 7384 mm 1. Length with bucket on ground level 7343 mm
      2. Between tyres width 2523 mm 2. Between tyres width 2674 mm
      3. Height to cab upper part 3395 mm 3. Height to cab upper part 3356 mm
      4. Wheelbase 2900 mm 4. Wheelbase 3020 mm
      5. Clearance 370 mm 5. Clearance 397 mm
      6. Hinge axis maximum height 3830 mm 6. Hinge axis maximum height 3843 mm
      8. Radius at maximum lifting and unloading 1013 mm 8. Radius at maximum lifting and unloading 1077 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 2801 mm 7. Unloading ground clearance at maximum lifting 2771 mm