vs.

      Hitachi EX310H-3 vs. Hyundai R290NLC-7A

      14 reasons to buy Hitachi EX310H-3:

      Swing device

      Rotation speed 12 rev / min and 10.2 rev / min 15 % more or 1.8 rev

      Sizes

      Width to outside of caterpillar track 3190 mm and 2990 mm 6 % more or 200 mm

      Shovel

      Bucket initial volume 1.4 m3 and 1.3 m3 7 % more or 0.1 m3

      Operation

      Engine oil volume 35 l. and 24 l. 31 % more or 11 l.
      Boom reach drive mechanism fluid volume 17 l. and 11 l. 35 % more or 6 l.
      Fuel Capacity 510 l. and 480 l. 6 % more or 30 l.

      Motor

      Effective power 155.1 kW and 146.9 kW 5 % more or 8.2 kW
      Power measured at 2000 rev / min and 1900 rev / min 5 % more or 100 rev
      Displacement 9.8 l. and 6.7 l. 32 % more or 3.1 l.

      Carrier

      Maximum travel speed 5.5 km/h and 5.2 km/h 5 % more or 0.3 km/h

      Booms/sections features 1

      Maximum excavation depth 7380 mm and 6440 mm 13 % more or 940 mm
      Maximum radius along ground level 10900 mm and 9820 mm 10 % more or 1080 mm
      Maximum loading height 7120 mm and 6940 mm 3 % more or 180 mm
      Maximum vertical wall digging depth 6480 mm and 6000 mm 7 % more or 480 mm

      10 reasons to buy Hyundai R290NLC-7A:

      Sizes

      Counterweight ground clearance 1190 mm and 1170 mm 2 % more or 20 mm

      Operation

      Hydraulic system fluid volume 320 l. and 310 l. 3 % more or 10 l.
      Generator current strength 50 amperes and 30 amperes 40 % more or 20 amperes
      Hydraulic system overflow valve pressure 35301.1 kPa and 34335.9 kPa 3 % more or 965.2 kPa
      Hydraulic pump flow rate 504 l/min and 546 l/min 8 % less or 42 l/min
      Cooling system fluid volume 50 l. and 33.5 l. 33 % more or 16.5 l.

      Motor

      Maximum torque 949.1 Nm and 834 Nm 12 % more or 115.1 Nm

      Carrier

      Track shoes number per side 48 and 47 2 % more or 1
      Rolling bearings number on either side 9 and 8 11 % more or 1
      Specific ground pressure 53.9 kPa and 62.7 kPa 14 % less or 8.8 kPa

      Neutral reasons:

      Sizes

      Height to cab upper part 3010 mm and 3010 mm
      Clearance 500 mm and 500 mm
      Rear platform swing radius 3300 mm and 3200 mm
      Caterpillar track length on ground level 3710 mm and 4030 mm

      Shovel

      Maximum bucket volume 1.9 m3 and 1.9 m3

      Operation

      Working weight 30617.5 kg and 29097.9 kg

      Motor

      Manufacturer Isuzu and Cummins
      Model A-6SD1TQA and QSB6.7
      Torque measured at 1400 rev / min and 1400 rev / min
      Aspiration turbocharging and turbocharging
      Cylinders number 6 and 6

      Carrier

      Shoe dimensions 600 mm and 600 mm
      Support rollers number on either side 2 and 2
      Track width 2590 mm and 2390 mm

      Booms/sections features 1

      Unit load-transfer height 3200 mm and 3590 mm
      Unit load-transfer length 10940 mm and 10700 mm
      Maximum cut height 10220 mm and 10070 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 3190 mm 2. Width to outside of caterpillar track 2990 mm
      4. Caterpillar track length on ground level 3710 mm 4. Caterpillar track length on ground level 4030 mm
      5. Clearance 500 mm 5. Clearance 500 mm
      7. Height to cab upper part 3010 mm 7. Height to cab upper part 3010 mm
      8. Rear platform swing radius 3300 mm 8. Rear platform swing radius 3200 mm
      15. Counterweight ground clearance 1170 mm 15. Counterweight ground clearance 1190 mm

      Carrier

      6. Track width 2590 mm 6. Track width 2390 mm
      14. Shoe dimensions 600 mm 14. Shoe dimensions 600 mm

      Booms/sections features 1

      3. Unit load-transfer height 3200 mm 3. Unit load-transfer height 3590 mm
      9. Maximum cut height 10220 mm 9. Maximum cut height 10070 mm
      10. Maximum loading height 7120 mm 10. Maximum loading height 6940 mm
      11. Maximum radius along ground level 10900 mm 11. Maximum radius along ground level 9820 mm
      12. Maximum vertical wall digging depth 6480 mm 12. Maximum vertical wall digging depth 6000 mm
      13. Maximum excavation depth 7380 mm 13. Maximum excavation depth 6440 mm
      1. Unit load-transfer length 10940 mm 1. Unit load-transfer length 10650 mm