vs.

      Caterpillar 311B vs. Hitachi ZX210H

      2 reasons to buy Caterpillar 311B:

      Operation

      Hydraulic pump flow rate 216 l/min and 388 l/min 44 % less or 172 l/min

      Carrier

      Specific ground pressure 38 kPa and 41 kPa 7 % less or 3 kPa

      17 reasons to buy Hitachi ZX210H:

      Swing device

      Rotation speed 13.3 rev / min and 10.8 rev / min 19 % more or 2.5 rev

      Sizes

      Counterweight ground clearance 1030 mm and 920 mm 11 % more or 110 mm
      Clearance 450 mm and 440 mm 2 % more or 10 mm
      Width to outside of caterpillar track 2990 mm and 2490 mm 17 % more or 500 mm

      Operation

      Engine oil volume 25 l. and 13 l. 48 % more or 12 l.
      Boom reach drive mechanism fluid volume 6.2 l. and 2.8 l. 55 % more or 3.4 l.
      Fuel Capacity 360 l. and 250 l. 31 % more or 110 l.
      Cooling system fluid volume 23 l. and 15.5 l. 33 % more or 7.5 l.
      Hydraulic system fluid volume 200 l. and 157 l. 21 % more or 43 l.

      Motor

      Effective power 109.6 kW and 58.9 kW 46 % more or 50.7 kW
      Power measured at 2100 rev / min and 1800 rev / min 14 % more or 300 rev
      Displacement 6.5 l. and 4.2 l. 35 % more or 2.3 l.
      Cylinders number 6 and 4 33 % more or 2

      Booms/sections features 2

      Maximum vertical wall digging depth 6050 mm and 4445 mm 27 % more or 1605 mm
      Maximum excavation depth 6670 mm and 5050 mm 24 % more or 1620 mm
      Maximum radius along ground level 9750 mm and 7570 mm 22 % more or 2180 mm
      Maximum loading height 6780 mm and 5440 mm 20 % more or 1340 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2760 mm and 2950 mm
      Rear platform swing radius 2130 mm and 2750 mm
      Caterpillar track length on ground level 2610 mm and 3660 mm

      Operation

      Working weight 11125 kg and 19900 kg
      Operating voltage 24 V and 24 V
      Generator current strength 50 amperes and 50 amperes
      Hydraulic system overflow valve pressure 34335.9 kPa and 34335.9 kPa

      Motor

      Aspiration turbocharging and Turbocharging with intercooler
      Manufacturer Caterpillar and Isuzu
      Model 3064T and AA-6BGIT

      Carrier

      Track width 1990 mm and 2390 mm
      Shoe dimensions 500 mm and 600 mm
      Maximum travel speed 5.5 km/h and 5.5 km/h

      Booms/sections features 2

      Unit load-transfer height 2760 mm and 2970 mm
      Unit load-transfer length 7250 mm and 9500 mm
      Maximum cut height 7795 mm and 9600 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 2490 mm 2. Width to outside of caterpillar track 2990 mm
      4. Caterpillar track length on ground level 2610 mm 4. Caterpillar track length on ground level 3660 mm
      5. Clearance 440 mm 5. Clearance 450 mm
      7. Height to cab upper part 2760 mm 7. Height to cab upper part 2950 mm
      8. Rear platform swing radius 2130 mm 8. Rear platform swing radius 2750 mm
      15. Counterweight ground clearance 920 mm 15. Counterweight ground clearance 1030 mm

      Carrier

      6. Track width 1990 mm 6. Track width 2390 mm
      14. Shoe dimensions 500 mm 14. Shoe dimensions 600 mm