vs.

      Liebherr R912 vs. Komatsu PC138US-2

      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

      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

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

      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

      Neutral reasons:

      Sizes

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

      Operation

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

      Motor

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

      Carrier

      Shoe dimensions 500 mm and 500 mm

      Booms/sections features 1

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

      Images

      Sizes

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

      Carrier

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

      Booms/sections features 1

      3. Unit load-transfer height 3700 mm 3. Unit load-transfer height 2630 mm
      9. Maximum cut height 8686.8 mm 9. Maximum cut height 8845 mm
      10. Maximum loading height 6400.8 mm 10. Maximum loading height 6465 mm
      11. Maximum radius along ground level 8382 mm 11. Maximum radius along ground level 8000 mm
      12. Maximum vertical wall digging depth 2743.2 mm 12. Maximum vertical wall digging depth 5340 mm
      13. Maximum excavation depth 3901.4 mm 13. Maximum excavation depth 5280 mm
      1. Unit load-transfer length 11100 mm 1. Unit load-transfer length 7195 mm