vs.

      Komatsu PC78MR-6 vs. Case 9007B

      9 reasons to buy Komatsu PC78MR-6:

      Sizes

      Width to outside of caterpillar track 2320 mm and 2150 mm 7 % more or 170 mm

      Operation

      Cooling system fluid volume 10.5 l. and 10 l. 5 % more or 0.5 l.
      Hydraulic system fluid volume 110 l. and 95 l. 14 % more or 15 l.
      Hydraulic system overflow valve pressure 26477.9 kPa and 210.7 kPa 99 % more or 26267.2 kPa

      Motor

      Displacement 3.3 l. and 2.8 l. 15 % more or 0.5 l.

      Booms/sections features 2

      Maximum excavation depth 4745 mm and 4580 mm 3 % more or 165 mm
      Maximum radius along ground level 7485 mm and 6680 mm 11 % more or 805 mm

      Booms/sections features 1

      Maximum excavation depth 4160 mm and 4150 mm 0 % more or 10 mm
      Maximum radius along ground level 6960 mm and 6220 mm 11 % more or 740 mm

      15 reasons to buy Case 9007B:

      Swing device

      Rotation speed 13.5 rev / min and 10 rev / min 26 % more or 3.5 rev

      Sizes

      Counterweight ground clearance 760 mm and 735 mm 3 % more or 25 mm

      Operation

      Fuel Capacity 140.1 l. and 125 l. 11 % more or 15.1 l.
      Engine oil volume 10 l. and 7.5 l. 25 % more or 2.5 l.
      Generator current strength 40 amperes and 25 amperes 37 % more or 15 amperes
      Hydraulic pump flow rate 151.4 l/min and 160 l/min 5 % less or 8.6 l/min

      Motor

      Power measured at 2100 rev / min and 1850 rev / min 12 % more or 250 rev

      Carrier

      Track shoes number per side 42 and 39 7 % more or 3
      Specific ground pressure 33.8 kPa and 37.2 kPa 9 % less or 3.4 kPa
      Maximum travel speed 5 km/h and 4.2 km/h 16 % more or 0.8 km/h
      Hook traction force 49 kN and 64.7 kN 24 % less or 15.7 kN

      Booms/sections features 2

      Maximum loading height 5560 mm and 4770 mm 14 % more or 790 mm
      Maximum vertical wall digging depth 4060 mm and 3310 mm 18 % more or 750 mm

      Booms/sections features 1

      Maximum loading height 5150 mm and 4515 mm 12 % more or 635 mm
      Maximum vertical wall digging depth 3490 mm and 2900 mm 17 % more or 590 mm

      Neutral reasons:

      Sizes

      Height to cab upper part 2730 mm and 2640 mm
      Clearance 360 mm and 360 mm
      Rear platform swing radius 1405 mm and 1750 mm
      Caterpillar track length on ground level 2235 mm and 2050 mm

      Operation

      Working weight 8270 kg and 6900 kg
      Operating voltage 24 V and 24 V

      Motor

      Model S4D95LE-3 and 4JB1
      Effective power 40.3 kW and 40.3 kW
      Cylinders number 4 and 4
      Manufacturer Komatsu and Isuzu

      Carrier

      Rolling bearings number on either side 5 and 5
      Shoe dimensions 450 mm and 449.6 mm
      Support rollers number on either side 1 and 1

      Booms/sections features 2

      Unit load-transfer height 2730 mm and 2930 mm
      Unit load-transfer length 6200 mm and 6160 mm
      Maximum cut height 6800 mm and 7660 mm

      Booms/sections features 1

      Unit load-transfer height 2730 mm and 2640 mm
      Unit load-transfer length 6200 mm and 6020 mm
      Maximum cut height 6570 mm and 7230 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 2320 mm 2. Width to outside of caterpillar track 2150 mm
      4. Caterpillar track length on ground level 2235 mm 4. Caterpillar track length on ground level 2050 mm
      5. Clearance 360 mm 5. Clearance 360 mm
      7. Height to cab upper part 2730 mm 7. Height to cab upper part 2640 mm
      8. Rear platform swing radius 1405 mm 8. Rear platform swing radius 1750 mm
      15. Counterweight ground clearance 735 mm 15. Counterweight ground clearance 760 mm

      Carrier

      14. Shoe dimensions 450 mm 14. Shoe dimensions 449.6 mm

      Booms/sections features 1

      9. Maximum cut height 6800 mm 9. Maximum cut height 7660 mm
      12. Maximum vertical wall digging depth 2900 mm 12. Maximum vertical wall digging depth 4060 mm
      10. Maximum loading height 4770 mm 10. Maximum loading height 5560 mm
      13. Maximum excavation depth 4160 mm 13. Maximum excavation depth 4580 mm
      11. Maximum radius along ground level 7485 mm 11. Maximum radius along ground level 6680 mm
      1. Unit load-transfer length 6200 mm 1. Unit load-transfer length 6020 mm
      3. Unit load-transfer height 2730 mm 3. Unit load-transfer height 2640 mm