vs.

      Caterpillar 312B vs. Hitachi ZX120

      5 reasons to buy Caterpillar 312B:

      Sizes

      Counterweight ground clearance 920 mm and 890 mm 3 % more or 30 mm

      Operation

      Hydraulic system fluid volume 162 l. and 130 l. 20 % more or 32 l.

      Booms/sections features 3

      Maximum radius along ground level 8625 mm and 8620 mm 0 % more or 5 mm

      Booms/sections features 2

      Maximum radius along ground level 8175 mm and 8140 mm 0 % more or 35 mm

      Booms/sections features 1

      Maximum radius along ground level 7790 mm and 7770 mm 0 % more or 20 mm

      19 reasons to buy Hitachi ZX120:

      Swing device

      Rotation speed 13.7 rev / min and 12 rev / min 12 % more or 1.7 rev

      Sizes

      Width to outside of caterpillar track 2690 mm and 2490 mm 7 % more or 200 mm

      Operation

      Cooling system fluid volume 19 l. and 15.5 l. 18 % more or 3.5 l.
      Engine oil volume 15.8 l. and 13 l. 18 % more or 2.8 l.
      Boom reach drive mechanism fluid volume 3.2 l. and 2.8 l. 12 % more or 0.4 l.
      Hydraulic pump flow rate 210 l/min and 240 l/min 12 % less or 30 l/min

      Motor

      Effective power 65 kW and 62.6 kW 4 % more or 2.4 kW
      Power measured at 2150 rev / min and 1900 rev / min 12 % more or 250 rev
      Displacement 4.3 l. and 4.2 l. 2 % more or 0.1 l.

      Carrier

      Specific ground pressure 28.4 kPa and 39 kPa 27 % less or 10.6 kPa

      Booms/sections features 3

      Maximum vertical wall digging depth 5500 mm and 5345 mm 3 % more or 155 mm
      Maximum loading height 6490 mm and 6330 mm 2 % more or 160 mm
      Maximum excavation depth 6060 mm and 6050 mm 0 % more or 10 mm

      Booms/sections features 2

      Maximum excavation depth 5570 mm and 5550 mm 0 % more or 20 mm
      Maximum loading height 6160 mm and 6095 mm 1 % more or 65 mm
      Maximum vertical wall digging depth 5020 mm and 4970 mm 1 % more or 50 mm

      Booms/sections features 1

      Maximum excavation depth 5150 mm and 5130 mm 0 % more or 20 mm
      Maximum loading height 5960 mm and 5860 mm 2 % more or 100 mm
      Maximum vertical wall digging depth 4650 mm and 4430 mm 5 % more or 220 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2760 mm and 2740 mm
      Clearance 440 mm and 440 mm
      Rear platform swing radius 2130 mm and 2130 mm
      Caterpillar track length on ground level 2780 mm and 2880 mm

      Operation

      Working weight 12433 kg and 12500 kg
      Fuel Capacity 250 l. and 250 l.
      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

      Manufacturer Caterpillar and Isuzu
      Model 3064T and CC-4BG1TC
      Aspiration turbocharging and Turbocharging with intercooler
      Cylinders number 4 and 4

      Carrier

      Track width 1990 mm and 1990 mm
      Maximum travel speed 5.5 km/h and 5.5 km/h
      Shoe dimensions 500 mm and 700 mm

      Booms/sections features 3

      Unit load-transfer height 2760 mm and 2740 mm
      Unit load-transfer length 7610 mm and 7620 mm
      Maximum cut height 8695 mm and 8900 mm

      Booms/sections features 2

      Unit load-transfer height 2760 mm and 2740 mm
      Unit load-transfer length 7595 mm and 7610 mm
      Maximum cut height 8475 mm and 8570 mm

      Booms/sections features 1

      Maximum cut height 8230 mm and 8370 mm

      Images

      Sizes

      4. Caterpillar track length on ground level 2780 mm 4. Caterpillar track length on ground level 2880 mm
      5. Clearance 440 mm 5. Clearance 440 mm
      7. Height to cab upper part 2760 mm 7. Height to cab upper part 2740 mm
      2. Width to outside of caterpillar track 2490 mm 2. Width to outside of caterpillar track 2690 mm
      8. Rear platform swing radius 2130 mm 8. Rear platform swing radius 2130 mm
      15. Counterweight ground clearance 920 mm 15. Counterweight ground clearance 890 mm

      Carrier

      6. Track width 1990 mm 6. Track width 1990 mm
      14. Shoe dimensions 500 mm 14. Shoe dimensions 700 mm

      Booms/sections features 1

      11. Maximum radius along ground level 8175 mm 11. Maximum radius along ground level 8620 mm
      12. Maximum vertical wall digging depth 4970 mm 12. Maximum vertical wall digging depth 5500 mm
      13. Maximum excavation depth 5550 mm 13. Maximum excavation depth 6060 mm
      1. Unit load-transfer length 7610 mm 1. Unit load-transfer length 7620 mm
      3. Unit load-transfer height 2760 mm 3. Unit load-transfer height 2740 mm
      9. Maximum cut height 8695 mm 9. Maximum cut height 8900 mm
      10. Maximum loading height 6330 mm 10. Maximum loading height 6490 mm