vs.

      Caterpillar D3C serie II vs. Komatsu D51PX-22

      4 reasons to buy Caterpillar D3C serie II:

      Operation

      Final drive fluid volume 8 l. and 4 l. 50 % more or 4 l.

      Motor

      Power measured at 2400 rev / min and 2200 rev / min 8 % more or 200 rev

      Gear box

      Maximum forward speed 10.7 km/h and 9 km/h 16 % more or 1.7 km/h
      Maximum reverse gear 11.4 km/h and 9 km/h 21 % more or 2.4 km/h

      18 reasons to buy Komatsu D51PX-22:

      Standard blade

      Volume 2.9 m3 and 1.3 m3 55 % more or 1.6 m3
      Blade angle in both directions 28.5 degrees and 25 degrees 12 % more or 3.5 degrees
      Cut depth 456 mm and 397 mm 13 % more or 59 mm

      Sizes

      Clearance 390 mm and 294 mm 25 % more or 96 mm

      Operation

      Engine oil volume 20 l. and 12 l. 40 % more or 8 l.
      Hydraulic system fluid volume 63 l. and 57 l. 10 % more or 6 l.
      Fuel Capacity 270 l. and 121 l. 55 % more or 149 l.
      Cooling system fluid volume 35 l. and 20 l. 43 % more or 15 l.
      Generator current strength 60 amperes and 40 amperes 33 % more or 20 amperes

      Motor

      Displacement 6.7 l. and 5.2 l. 22 % more or 1.5 l.
      Cylinders number 6 and 4 33 % more or 2
      Full power 99 kW and 56.7 kW 43 % more or 42.3 kW
      Effective power 97 kW and 52.2 kW 46 % more or 44.8 kW

      Hydraulic system

      Pump bandwidth 99 l/min and 55 l/min 44 % more or 44 l/min

      Carrier

      Contact with ground area 3.9 m2 and 1.4 m2 64 % more or 2.5 m2
      Track shoes number per side 44 and 37 16 % more or 7
      Rolling bearings number on either side 7 and 5 29 % more or 2
      Specific ground pressure 33.4 kPa and 49.6 kPa 33 % less or 16.2 kPa

      Neutral reasons:

      Standard blade

      Width 2413 mm and 3350 mm
      Height 840 mm and 1110 mm

      Sizes

      Height to cab upper part 2664 mm and 3002 mm
      Caterpillar track length on ground level 1902 mm and 2736 mm
      Length with blade 3740 mm and 4800 mm
      Width between caterpillar tracks 1780 mm and 2590 mm

      Operation

      Working weight 7001 kg and 13100 kg
      Operating voltage 12 V and 24 V

      Motor

      Manufacturer Caterpillar and Komatsu
      Model 3204 and SAA6D107E-1

      Hydraulic system

      Type of pump Gear type pump with single section and piston-type hydraulic pump
      Overflow valve pressure 17236.9 kPa and 27461.8 kPa

      Gear box

      Transmission type planetary powershift transmission and dual path hydrostatic transmission
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Standard shoe size 356 mm and 710 mm
      Track width 1420 mm and 1880 mm

      Images

      Sizes

      3. Height to cab upper part 2664 mm 3. Height to cab upper part 3002 mm
      4. Caterpillar track length on ground level 1902 mm 4. Caterpillar track length on ground level 2736 mm
      5. Clearance 294 mm 5. Clearance 390 mm
      1. Length with blade 3740 mm 1. Length with blade 4800 mm
      2. Width between caterpillar tracks 1780 mm 2. Width between caterpillar tracks 2590 mm

      Carrier

      7. Track width 1420 mm 7. Track width 1880 mm
      8. Standard shoe size 356 mm 8. Standard shoe size 710 mm