vs.

      Liebherr R974B vs. Komatsu PC600LC-8

      7 reasons to buy Liebherr R974B:

      Operation

      Hydraulic system fluid volume 1200 l. and 360 l. 70 % more or 840 l.
      Generator current strength 80 amperes and 75 amperes 6 % more or 5 amperes
      Fuel Capacity 1280 l. and 880 l. 31 % more or 400 l.

      Motor

      Effective power 365.4 kW and 320 kW 12 % more or 45.4 kW
      Displacement 17.2 l. and 15.2 l. 12 % more or 2.0 l.
      Cylinders number 8 and 6 25 % more or 2

      Hydraulic system

      Pump bandwidth 992 l/min and 820 l/min 17 % more or 172 l/min

      11 reasons to buy Komatsu PC600LC-8:

      Tracked undercarriage

      Track shoes number per side 52 and 2 96 % more or 50

      Swing device

      Swing torque 209448.1 Nm and 260 Nm 100 % more or 209188.1 Nm
      Rotation speed 8.3 rev / min and 5.5 rev / min 34 % more or 2.8 rev

      Operation

      Operational weight without attachment 67399 kg and 91500 kg 26 % less or 24101 kg

      Gear box

      Maximum speed 4.9 km/h and 2.8 km/h 43 % more or 2.1 km/h

      Boom features 2

      Maximum radius along ground level 18300 mm and 2400 mm 87 % more or 15900 mm
      Maximum height 18600 mm and 2500 mm 87 % more or 16100 mm
      Maximum depth 8382 mm and 2600 mm 69 % more or 5782 mm

      Boom features 1

      Maximum depth 5791.2 mm and 2200 mm 62 % more or 3591.2 mm
      Maximum radius along ground level 16800 mm and 2100 mm 87 % more or 14700 mm
      Maximum height 18500 mm and 2200 mm 88 % more or 16300 mm

      Neutral reasons:

      Tracked undercarriage

      Shoe dimensions 600 mm and 750 mm
      Rolling bearings number on either side 9 and 9
      Caterpillar track length on ground level 5192 mm and 4600 mm

      Operation

      Operating voltage 24 V and 24 V

      Motor

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

      Hydraulic system

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

      Boom features 2

      Option - Boom/Section (MAT) 2 gooseneck boom (curved) 1400mm Section 10500mm and 2-piece front 18.3 m 60'

      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 18600 mm
      10. Maximum radius along ground level 2400 mm 10. Maximum radius along ground level 18300 mm
      11. Maximum depth 2600 mm 11. Maximum depth 8382 mm