vs.

      Hyundai R250NLC-7 vs. Hitachi EX300-3

      8 reasons to buy Hyundai R250NLC-7:

      Swing device

      Rotation speed 12.6 rev / min and 12 rev / min 5 % more or 0.6 rev

      Operation

      Cooling system fluid volume 35 l. and 33.5 l. 4 % more or 1.5 l.
      Generator current strength 50 amperes and 30 amperes 40 % more or 20 amperes
      Hydraulic pump flow rate 448 l/min and 546 l/min 18 % less or 98 l/min

      Motor

      Torque measured at 1500 rev / min and 1400 rev / min 7 % more or 100 rev

      Carrier

      Rolling bearings number on either side 9 and 8 11 % more or 1
      Specific ground pressure 50 kPa and 59.8 kPa 16 % less or 9.8 kPa
      Track shoes number per side 51 and 47 8 % more or 4

      18 reasons to buy Hitachi EX300-3:

      Sizes

      Width to outside of caterpillar track 3190 mm and 2980 mm 7 % more or 210 mm
      Clearance 500 mm and 480 mm 4 % more or 20 mm
      Counterweight ground clearance 1170 mm and 1115 mm 5 % more or 55 mm

      Shovel

      Bucket initial volume 1.4 m3 and 1.1 m3 21 % more or 0.3 m3
      Maximum bucket volume 1.9 m3 and 1.5 m3 21 % more or 0.4 m3

      Operation

      Fuel Capacity 510 l. and 340 l. 33 % more or 170 l.
      Hydraulic system fluid volume 310 l. and 300 l. 3 % more or 10 l.
      Engine oil volume 35 l. and 24 l. 31 % more or 11 l.
      Boom reach drive mechanism fluid volume 17 l. and 6 l. 65 % more or 11 l.
      Hydraulic system overflow valve pressure 34335.9 kPa and 32336.4 kPa 6 % more or 1999.5 kPa

      Motor

      Effective power 155.1 kW and 121.5 kW 22 % more or 33.6 kW
      Displacement 9.8 l. and 5.9 l. 40 % more or 3.9 l.
      Maximum torque 834 Nm and 707.7 Nm 15 % more or 126.3 Nm

      Carrier

      Maximum travel speed 5.5 km/h and 3.4 km/h 38 % more or 2.1 km/h

      Booms/sections features 1

      Maximum excavation depth 6840 mm and 6050 mm 12 % more or 790 mm
      Maximum radius along ground level 10360 mm and 9360 mm 10 % more or 1000 mm
      Maximum loading height 6810 mm and 6360 mm 7 % more or 450 mm
      Maximum vertical wall digging depth 5610 mm and 5480 mm 2 % more or 130 mm

      Neutral reasons:

      Sizes

      Caterpillar track length on ground level 3830 mm and 3710 mm
      Height to cab upper part 2990 mm and 3010 mm
      Rear platform swing radius 2965 mm and 3300 mm

      Operation

      Working weight 25083.7 kg and 29392.8 kg

      Motor

      Aspiration turbocharging and turbocharging
      Cylinders number 6 and 6
      Manufacturer Cummins and Isuzu
      Model B5.9-C and A-6SD1TQA
      Power measured at 2000 rev / min and 2000 rev / min

      Carrier

      Track width 2380 mm and 2590 mm
      Shoe dimensions 600 mm and 600 mm
      Support rollers number on either side 2 and 2

      Booms/sections features 1

      Unit load-transfer height 3530 mm and 3410 mm
      Unit load-transfer length 10050 mm and 11060 mm
      Maximum cut height 9450 mm and 9850 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 2980 mm 2. Width to outside of caterpillar track 3190 mm
      4. Caterpillar track length on ground level 3830 mm 4. Caterpillar track length on ground level 3710 mm
      5. Clearance 480 mm 5. Clearance 500 mm
      7. Height to cab upper part 2990 mm 7. Height to cab upper part 3010 mm
      8. Rear platform swing radius 2965 mm 8. Rear platform swing radius 3300 mm
      15. Counterweight ground clearance 1115 mm 15. Counterweight ground clearance 1170 mm

      Carrier

      6. Track width 2380 mm 6. Track width 2590 mm
      14. Shoe dimensions 600 mm 14. Shoe dimensions 600 mm

      Booms/sections features 1

      13. Maximum excavation depth 6050 mm 13. Maximum excavation depth 7380 mm
      1. Unit load-transfer length 10050 mm 1. Unit load-transfer length 11010 mm
      3. Unit load-transfer height 3530 mm 3. Unit load-transfer height 3490 mm
      9. Maximum cut height 9450 mm 9. Maximum cut height 10600 mm
      10. Maximum loading height 6360 mm 10. Maximum loading height 7490 mm
      11. Maximum radius along ground level 9360 mm 11. Maximum radius along ground level 11680 mm
      12. Maximum vertical wall digging depth 5480 mm 12. Maximum vertical wall digging depth 7360 mm