vs.

      Caterpillar 931B vs. Liebherr LR634

      6 reasons to buy Caterpillar 931B:

      Operation

      Maximum speed 11.4 km/h and 10 km/h 12 % more or 1.4 km/h
      Static tipping load 4120 kg and 14268 kg 71 % less or 10148 kg

      Motor

      Power measured at 2400 rev / min and 1800 rev / min 25 % more or 600 rev

      Hydraulic system

      Lifting time 6.1 sec and 6.4 sec 5 % less or 0.3 sec
      Unloading time 1.4 sec and 2.2 sec 36 % less or 0.8 sec

      Carrier

      Specific ground pressure 61 kPa and 70.6 kPa 14 % less or 9.6 kPa

      15 reasons to buy Liebherr LR634:

      Sizes

      Width to outside of caterpillar track 2308 mm and 1790 mm 22 % more or 518 mm
      Clearance 458 mm and 317 mm 31 % more or 141 mm
      Ground clearance at full height and unloading 3058 mm and 2461 mm 20 % more or 597 mm

      Operation

      Cooling system fluid volume 36 l. and 20 l. 44 % more or 16 l.
      Generator current strength 80 amperes and 40 amperes 50 % more or 40 amperes
      Engine oil volume 30 l. and 12 l. 60 % more or 18 l.
      Each final drive fluid volume 20 l. and 8 l. 60 % more or 12 l.
      Hydraulic system fluid volume 86 l. and 76 l. 12 % more or 10 l.
      Fuel Capacity 360 l. and 116 l. 68 % more or 244 l.

      Motor

      Effective power 135 kW and 48 kW 64 % more or 87 kW
      Displacement 7 l. and 5.2 l. 26 % more or 1.8 l.

      Hydraulic system

      Lowering time 2.8 sec and 3.5 sec 20 % less or 0.7 sec
      Pump bandwidth 209 l/min and 87 l/min 58 % more or 122 l/min

      Carrier

      Track shoes number per side 38 and 36 5 % more or 2
      Rolling bearings number on either side 6 and 5 17 % more or 1

      Neutral reasons:

      Sizes

      Length with bucket on ground level 3901 mm and 6969 mm
      Height to cab upper part 2667 mm and 3310 mm
      Length to front of caterpillar track 2740 mm and 4867 mm
      Radius at high altitude unloading 788 mm and 1207 mm

      Operation

      Working weight 6954 kg and 20794 kg
      Operating voltage 12 V and 24 V

      Motor

      Model 3204 and D934 L A6
      Cylinders number 4 and 4
      Manufacturer Caterpillar and Liebherr

      Hydraulic system

      Overflow valve pressure 17236.9 kPa and 25993.2 kPa

      Carrier

      Track shoe width 305 mm and 508 mm
      Caterpillar track length on ground level 1824 mm and 2564 mm
      Track width 1420 mm and 1800 mm

      Images

      Sizes

      3. Height to cab upper part 2667 mm 3. Height to cab upper part 3310 mm
      5. Clearance 317 mm 5. Clearance 458 mm
      7. Ground clearance at full height and unloading 2461 mm 7. Ground clearance at full height and unloading 3058 mm
      8. Radius at high altitude unloading 788 mm 8. Radius at high altitude unloading 1207 mm
      1. Length with bucket on ground level 3901 mm 1. Length with bucket on ground level 6969 mm
      2. Width to outside of caterpillar track 1790 mm 2. Width to outside of caterpillar track 2308 mm

      Carrier

      9. Track width 1420 mm 9. Track width 1800 mm