vs.

      Liebherr R974B vs. Komatsu PC800LC-8

      7 reasons to buy Liebherr R974B:

      Operation

      Generator current strength 80 amperes and 75 amperes 6 % more or 5 amperes
      Fuel Capacity 1280 l. and 980 l. 23 % more or 300 l.
      Hydraulic system fluid volume 1200 l. and 440 l. 63 % more or 760 l.

      Motor

      Cylinders number 8 and 6 25 % more or 2
      Effective power 365.4 kW and 363 kW 1 % more or 2.4 kW
      Displacement 17.2 l. and 15.2 l. 12 % more or 2.0 l.

      Hydraulic system

      Pump bandwidth 992 l/min and 988 l/min 0 % more or 4 l/min

      11 reasons to buy Komatsu PC800LC-8:

      Tracked undercarriage

      Track shoes number per side 51 and 2 96 % more or 49

      Swing device

      Swing torque 283991 Nm and 260 Nm 100 % more or 283731 Nm
      Rotation speed 6.8 rev / min and 5.5 rev / min 19 % more or 1.3 rev

      Operation

      Operational weight without attachment 89339 kg and 91500 kg 2 % less or 2161 kg

      Gear box

      Maximum speed 4.2 km/h and 2.8 km/h 33 % more or 1.4 km/h

      Boom features 2

      Maximum radius along ground level 20700 mm and 2400 mm 88 % more or 18300 mm
      Maximum height 22200 mm and 2500 mm 89 % more or 19700 mm
      Maximum depth 7620 mm and 2600 mm 66 % more or 5020 mm

      Boom features 1

      Maximum radius along ground level 16800 mm and 2100 mm 87 % more or 14700 mm
      Maximum height 18400 mm and 2200 mm 88 % more or 16200 mm
      Maximum depth 5638.8 mm and 2200 mm 61 % more or 3438.8 mm

      Neutral reasons:

      Tracked undercarriage

      Shoe dimensions 600 mm and 810 mm
      Rolling bearings number on either side 9 and 9
      Caterpillar track length on ground level 5192 mm and 5020 mm

      Operation

      Operating voltage 24 V and 24 V

      Motor

      Aspiration Direct injection with turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator)
      Manufacturer Liebherr and Komatsu
      Model D9408 TI-E and SAA6D140E-5
      Power measured at 1800 rev / min and 1800 rev / min

      Hydraulic system

      Discharge pressure 32000 kPa and 34335.9 kPa
      Type of pump Axial cam pump with variable flow and variable displacement piston pump

      Boom features 2

      Option - Boom/Section (MAT) 2 gooseneck boom (curved) 1400mm Section 10500mm and 2-piece front 20.7 m 68'

      Boom features 1

      Option - Boom/Section (MAT) 1 gooseneck boom (curved) 12000mm Section 9000mm and 2-piece front 16.8 m 55'

      Images

      Boom features 1

      9. Maximum height 2500 mm 9. Maximum height 22200 mm
      10. Maximum radius along ground level 2400 mm 10. Maximum radius along ground level 20700 mm
      11. Maximum depth 2600 mm 11. Maximum depth 7620 mm