vs.

      Michigan L320 Long Boom vs. Case 721E

      21 reasons to buy Michigan L320 Long Boom:

      Sizes

      Clearance 559 mm and 365 mm 35 % more or 194 mm
      Radius at maximum lifting and unloading 1714 mm and 1172 mm 32 % more or 542 mm

      Shovel

      Unloading ground clearance at maximum lifting 4204 mm and 2889 mm 31 % more or 1315 mm
      Bucket capacity with top 5.7 m3 and 2.7 m3 53 % more or 3.0 m3
      Brimmed bucket capacity 4.7 m3 and 2.3 m3 51 % more or 2.4 m3

      Operation

      Rear axle / differential fluid volume 68.1 l. and 27.4 l. 60 % more or 40.7 l.
      Static tipping weight 30404.7 kg and 12526 kg 59 % more or 17878.7 kg
      Generator current strength 100 amperes and 65 amperes 35 % more or 35 amperes
      Fuel Capacity 803 l. and 246 l. 69 % more or 557 l.
      Hydraulic system fluid volume 606 l. and 193.1 l. 68 % more or 412.9 l.
      Engine oil volume 51.1 l. and 14.2 l. 72 % more or 36.9 l.
      Cooling system fluid volume 132.5 l. and 36.9 l. 72 % more or 95.6 l.
      Transmission fluid volume 68.1 l. and 25.6 l. 62 % more or 42.5 l.
      Front axle / differential fluid volume 68.1 l. and 30.3 l. 56 % more or 37.8 l.

      Motor

      Effective power 311 kW and 128 kW 59 % more or 183 kW
      Torque measured at 1500 rev / min and 1300 rev / min 13 % more or 200 rev
      Full power 337.1 kW and 136 kW 60 % more or 201.1 kW
      Maximum torque 2165.2 Nm and 809 Nm 63 % more or 1356.2 Nm
      Power measured at 2100 rev / min and 1800 rev / min 14 % more or 300 rev
      Displacement 18.8 l. and 6.7 l. 64 % more or 12.1 l.

      Hydraulic system

      Pump bandwidth 734.4 l/min and 119.6 l/min 84 % more or 614.8 l/min

      6 reasons to buy Case 721E:

      Operation

      Turn radius 5750 mm and 9156.5 mm 37 % less or 3406.5 mm

      Hydraulic system

      Unloading time 1.8 sec and 2.1 sec 14 % less or 0.3 sec
      Lowering time 3.3 sec and 5.4 sec 39 % less or 2.1 sec
      Lifting time 5.6 sec and 9 sec 38 % less or 3.4 sec

      Gear box

      Maximum forward speed 38 km/h and 35.6 km/h 6 % more or 2.4 km/h
      Maximum reverse gear 25.7 km/h and 20.9 km/h 19 % more or 4.8 km/h

      Neutral reasons:

      Sizes

      Between tyres width 3632 mm and 2562 mm
      Height to cab upper part 4191 mm and 3404 mm
      Length with bucket on ground level 10757 mm and 7710 mm
      Wheelbase 4059 mm and 3253 mm
      Hinge axis maximum height 5436 mm and 3979 mm

      Shovel

      Shovel width 3962 mm and 2700 mm

      Operation

      Rear axle oscillating 24 degrees and 24 degrees
      Tyre size 35/65-33 (30PR) L-4 and 20.5 R25
      Operating voltage 24 V and 24 V
      Working weight 45604.2 kg and 13900 kg

      Motor

      Cylinders number 6 and 6
      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharging with subsequent air cooling (by a cooling radiator)
      Manufacturer Cummins and Case
      Model KTA 19C and Family IV 667TA/EED, 3 level

      Hydraulic system

      Type of pump Pumps with 3 gears and in the middle position with locking with pressure / flow compensation
      Overflow valve pressure 19994.8 kPa and 24821 kPa

      Gear box

      Transmission type Clark 6421-11 Powershift transmission of intermediate type and 4F / 3R (4 forward / 3 reverse speeds) proportional with electronic control module, with torque measurement, automatic / manual shifting and modulating
      Forward gears number 4 and 4
      Reverse gears number 3 and 3

      Images

      Sizes

      4. Wheelbase 4059 mm 4. Wheelbase 3253 mm
      5. Clearance 559 mm 5. Clearance 365 mm
      6. Hinge axis maximum height 5436 mm 6. Hinge axis maximum height 3979 mm
      8. Radius at maximum lifting and unloading 1714 mm 8. Radius at maximum lifting and unloading 1172 mm
      1. Length with bucket on ground level 10757 mm 1. Length with bucket on ground level 7710 mm
      2. Between tyres width 3632 mm 2. Between tyres width 2562 mm
      3. Height to cab upper part 4191 mm 3. Height to cab upper part 3404 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 4204 mm 7. Unloading ground clearance at maximum lifting 2889 mm