vs.

      Hitachi ZX8-2 vs. Volvo EC20 Variable-Width Carrier

      2 reasons to buy Hitachi ZX8-2:

      Operation

      Hydraulic pump flow rate 21.2 l/min and 43 l/min 51 % less or 21.8 l/min

      Carrier

      Specific ground pressure 26 kPa and 202.8 kPa 87 % less or 176.8 kPa

      18 reasons to buy Volvo EC20 Variable-Width Carrier:

      Swing device

      Rotation speed 10 rev / min and 8.5 rev / min 15 % more or 1.5 rev

      Sizes

      Width to outside of caterpillar track 1350 mm and 910 mm 33 % more or 440 mm

      Operation

      Hydraulic system overflow valve pressure 21000 kPa and 17700 kPa 16 % more or 3300 kPa
      Fuel Capacity 21 l. and 16 l. 24 % more or 5 l.
      Cooling system fluid volume 4.5 l. and 3.3 l. 27 % more or 1.2 l.
      Hydraulic system fluid volume 23 l. and 18 l. 22 % more or 5 l.
      Engine oil volume 3.6 l. and 2.8 l. 22 % more or 0.8 l.

      Motor

      Effective power 11.3 kW and 9.5 kW 16 % more or 1.8 kW
      Power measured at 2200 rev / min and 2100 rev / min 5 % more or 100 rev
      Torque measured at 1850 rev / min and 1500 rev / min 19 % more or 350 rev
      Maximum torque 54 Nm and 50.5 Nm 6 % more or 3.5 Nm

      Carrier

      Maximum travel speed 4.7 km/h and 4 km/h 15 % more or 0.7 km/h

      Booms/sections features 2

      Maximum excavation depth 2810 mm and 1800 mm 36 % more or 1010 mm
      Maximum loading height 2820 mm and 2150 mm 24 % more or 670 mm
      Maximum vertical wall digging depth 1800 mm and 1600 mm 11 % more or 200 mm

      Booms/sections features 1

      Maximum vertical wall digging depth 1580 mm and 1450 mm 8 % more or 130 mm
      Maximum excavation depth 2570 mm and 1600 mm 38 % more or 970 mm
      Maximum loading height 2670 mm and 2050 mm 23 % more or 620 mm

      Neutral reasons:

      Sizes

      Caterpillar track length on ground level 900 mm and 1240 mm
      Height to cab upper part 2150 mm and 2270 mm
      Rear platform swing radius 1090 mm and 1160 mm

      Operation

      Working weight 1100 kg and 1875 kg
      Operating voltage 12 V and 12 V

      Motor

      Manufacturer Yanmar and Mitsubishi
      Model 3TNV70 and L3E
      Cylinders number 3 and 3

      Carrier

      Shoe dimensions 180 mm and 250 mm
      Track width 730 mm and 1000 mm

      Booms/sections features 2

      Unit load-transfer height 2150 mm and 2270 mm
      Unit load-transfer length 3030 mm and 3780 mm
      Maximum cut height 2940 mm and 3900 mm

      Booms/sections features 1

      Unit load-transfer length 2970 mm and 3780 mm
      Maximum cut height 2840 mm and 3750 mm
      Unit load-transfer height 2150 mm and 2270 mm

      Images

      Sizes

      8. Rear platform swing radius 1090 mm 8. Rear platform swing radius 1160 mm
      2. Width to outside of caterpillar track 910 mm 2. Width to outside of caterpillar track 1350 mm
      4. Caterpillar track length on ground level 900 mm 4. Caterpillar track length on ground level 1240 mm
      7. Height to cab upper part 2150 mm 7. Height to cab upper part 2270 mm

      Carrier

      6. Track width 730 mm 6. Track width 1000 mm
      14. Shoe dimensions 180 mm 14. Shoe dimensions 250 mm

      Booms/sections features 1

      1. Unit load-transfer length 3030 mm 1. Unit load-transfer length 3780 mm
      3. Unit load-transfer height 2150 mm 3. Unit load-transfer height 2270 mm
      9. Maximum cut height 2940 mm 9. Maximum cut height 3900 mm
      10. Maximum loading height 2150 mm 10. Maximum loading height 2820 mm
      12. Maximum vertical wall digging depth 1600 mm 12. Maximum vertical wall digging depth 1800 mm
      13. Maximum excavation depth 1800 mm 13. Maximum excavation depth 2810 mm