vs.

      Hitachi EX310LCH-3 vs. Komatsu PC230NHD-7

      19 reasons to buy Hitachi EX310LCH-3:

      Swing device

      Rotation speed 12 rev / min and 11.9 rev / min 1 % more or 0.1 rev

      Sizes

      Clearance 500 mm and 465 mm 7 % more or 35 mm
      Counterweight ground clearance 1170 mm and 1125 mm 4 % more or 45 mm
      Width to outside of caterpillar track 3190 mm and 2540 mm 20 % more or 650 mm

      Operation

      Hydraulic system fluid volume 310 l. and 143 l. 54 % more or 167 l.
      Engine oil volume 35 l. and 24 l. 31 % more or 11 l.
      Boom reach drive mechanism fluid volume 17 l. and 6.6 l. 61 % more or 10.4 l.
      Fuel Capacity 510 l. and 400 l. 22 % more or 110 l.
      Cooling system fluid volume 33.5 l. and 30.9 l. 8 % more or 2.6 l.

      Motor

      Effective power 155.1 kW and 107 kW 31 % more or 48.1 kW
      Power measured at 2000 rev / min and 1950 rev / min 2 % more or 50 rev
      Displacement 9.8 l. and 5.9 l. 40 % more or 3.9 l.

      Carrier

      Track shoes number per side 50 and 47 6 % more or 3
      Rolling bearings number on either side 9 and 7 22 % more or 2
      Maximum travel speed 5.5 km/h and 5.4 km/h 2 % more or 0.1 km/h

      Booms/sections features 1

      Maximum excavation depth 7380 mm and 5355 mm 27 % more or 2025 mm
      Maximum radius along ground level 10900 mm and 8660 mm 21 % more or 2240 mm
      Maximum loading height 7120 mm and 6655 mm 7 % more or 465 mm
      Maximum vertical wall digging depth 6480 mm and 4605 mm 29 % more or 1875 mm

      4 reasons to buy Komatsu PC230NHD-7:

      Operation

      Generator current strength 60 amperes and 30 amperes 50 % more or 30 amperes
      Hydraulic system overflow valve pressure 37265.2 kPa and 34335.9 kPa 8 % more or 2929.3 kPa
      Hydraulic pump flow rate 428 l/min and 546 l/min 22 % less or 118 l/min

      Carrier

      Specific ground pressure 53.8 kPa and 58.8 kPa 9 % less or 5.0 kPa

      Neutral reasons:

      Sizes

      Rear platform swing radius 3300 mm and 2800 mm
      Caterpillar track length on ground level 4010 mm and 3460 mm
      Height to cab upper part 3010 mm and 3040 mm

      Operation

      Working weight 31116.4 kg and 22600 kg

      Motor

      Manufacturer Isuzu and Komatsu
      Model A-6SD1TQA and SAA6D102E-2
      Cylinders number 6 and 6
      Aspiration turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator)

      Carrier

      Shoe dimensions 600 mm and 550 mm
      Support rollers number on either side 2 and 2
      Track width 2590 mm and 2540 mm

      Booms/sections features 1

      Unit load-transfer length 10940 mm and 9540 mm
      Unit load-transfer height 3200 mm and 2985 mm
      Maximum cut height 10220 mm and 9525 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 3190 mm 2. Width to outside of caterpillar track 2540 mm
      4. Caterpillar track length on ground level 4010 mm 4. Caterpillar track length on ground level 3460 mm
      5. Clearance 500 mm 5. Clearance 465 mm
      7. Height to cab upper part 3010 mm 7. Height to cab upper part 3040 mm
      8. Rear platform swing radius 3300 mm 8. Rear platform swing radius 2800 mm
      15. Counterweight ground clearance 1170 mm 15. Counterweight ground clearance 1125 mm

      Carrier

      6. Track width 2590 mm 6. Track width 2540 mm
      14. Shoe dimensions 600 mm 14. Shoe dimensions 550 mm

      Booms/sections features 1

      13. Maximum excavation depth 7380 mm 13. Maximum excavation depth 6175 mm
      1. Unit load-transfer length 10940 mm 1. Unit load-transfer length 9540 mm
      3. Unit load-transfer height 3200 mm 3. Unit load-transfer height 2985 mm
      9. Maximum cut height 10220 mm 9. Maximum cut height 9525 mm
      10. Maximum loading height 7120 mm 10. Maximum loading height 6655 mm
      11. Maximum radius along ground level 10900 mm 11. Maximum radius along ground level 8660 mm
      12. Maximum vertical wall digging depth 6480 mm 12. Maximum vertical wall digging depth 4605 mm