vs.

      Komatsu PC138US-2 vs. Liebherr R912

      7 reasons to buy Komatsu PC138US-2:

      Operation

      Hydraulic pump flow rate 226 l/min and 400 l/min 43 % less or 174 l/min

      Motor

      Power measured at 2200 rev / min and 2000 rev / min 9 % more or 200 rev

      Carrier

      Maximum travel speed 5.1 km/h and 5 km/h 2 % more or 0.1 km/h
      Hook traction force 122.6 kN and 271 kN 55 % less or 148.4 kN

      Booms/sections features 1

      Maximum excavation depth 5070 mm and 3901.4 mm 23 % more or 1168.6 mm
      Maximum loading height 6525 mm and 6400.8 mm 2 % more or 124.2 mm
      Maximum vertical wall digging depth 4490 mm and 2743.2 mm 39 % more or 1746.8 mm

      8 reasons to buy Liebherr R912:

      Sizes

      Clearance 472 mm and 395 mm 16 % more or 77 mm
      Counterweight ground clearance 1145 mm and 900 mm 21 % more or 245 mm

      Operation

      Fuel Capacity 360 l. and 200 l. 44 % more or 160 l.
      Hydraulic system fluid volume 230 l. and 69 l. 70 % more or 161 l.
      Generator current strength 55 amperes and 35 amperes 36 % more or 20 amperes
      Hydraulic system overflow valve pressure 36000 kPa and 34813.6 kPa 3 % more or 1186.4 kPa

      Motor

      Effective power 99 kW and 66 kW 33 % more or 33 kW

      Booms/sections features 1

      Maximum radius along ground level 8382 mm and 7805 mm 7 % more or 577 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2815 mm and 3250 mm
      Rear platform swing radius 1480 mm and 2725 mm
      Caterpillar track length on ground level 2880 mm and 3368 mm

      Operation

      Working weight 13480 kg and 26000 kg
      Operating voltage 24 V and 24 V

      Motor

      Aspiration Turbocharging with subsequent air cooling (by a cooling radiator) and Engine with in-line cylinders water cooling
      Cylinders number 4 and 4
      Manufacturer Komatsu and Liebherr
      Model SAA4D95LE-3 and D 924 T-E

      Carrier

      Shoe dimensions 500 mm and 500 mm

      Booms/sections features 1

      Unit load-transfer length 7225 mm and 11100 mm
      Maximum cut height 9020 mm and 8686.8 mm
      Unit load-transfer height 2630 mm and 3700 mm

      Images

      Sizes

      4. Caterpillar track length on ground level 2880 mm 4. Caterpillar track length on ground level 3368 mm
      5. Clearance 395 mm 5. Clearance 472 mm
      7. Height to cab upper part 2815 mm 7. Height to cab upper part 3250 mm
      8. Rear platform swing radius 1480 mm 8. Rear platform swing radius 2725 mm
      15. Counterweight ground clearance 900 mm 15. Counterweight ground clearance 1145 mm

      Carrier

      14. Shoe dimensions 500 mm 14. Shoe dimensions 500 mm

      Booms/sections features 1

      11. Maximum radius along ground level 8335 mm 11. Maximum radius along ground level 8382 mm
      10. Maximum loading height 6750 mm 10. Maximum loading height 6400.8 mm
      12. Maximum vertical wall digging depth 4490 mm 12. Maximum vertical wall digging depth 2743.2 mm
      13. Maximum excavation depth 5680 mm 13. Maximum excavation depth 3901.4 mm
      1. Unit load-transfer length 7260 mm 1. Unit load-transfer length 11100 mm
      3. Unit load-transfer height 2850 mm 3. Unit load-transfer height 3700 mm
      9. Maximum cut height 9340 mm 9. Maximum cut height 8686.8 mm