vs.

      Hitachi EX1900 vs. Komatsu PC4000

      5 reasons to buy Hitachi EX1900:

      Shovel boom/sections 1

      Maximum excavation depth 8180 mm and 8000 mm 2 % more or 180 mm

      Operation

      Rotation speed 4.7 rev / min and 4 rev / min 15 % more or 0.7 rev

      Carrier

      Maximum travel speed 2.8 km/h and 2.1 km/h 25 % more or 0.7 km/h
      Lower rollers number 8 and 7 12 % more or 1
      Track shoes number on either side 49 and 47 4 % more or 2

      13 reasons to buy Komatsu PC4000:

      Sizes

      Caterpillar track length 8375 mm and 7480 mm 11 % more or 895 mm
      Clearance 915 mm and 795 mm 13 % more or 120 mm
      Upper structure clearance 2980 mm and 1995 mm 33 % more or 985 mm

      Shovel boom/sections 1

      Maximum radius on ground level 16600 mm and 14770 mm 11 % more or 1830 mm

      Shovel

      Bucket initial volume 22 m3 and 11 m3 50 % more or 11 m3

      Operation

      Engine oil volume 290 l. and 172 l. 41 % more or 118 l.
      Hydraulic system fluid volume 5900 l. and 2200 l. 63 % more or 3700 l.
      Fuel Capacity 6400 l. and 3085 l. 52 % more or 3315 l.
      Cooling system fluid volume 475 l. and 195 l. 59 % more or 280 l.

      Motor

      Cylinders number 16 and 12 25 % more or 4
      Effective power 1400 kW and 719.6 kW 49 % more or 680.4 kW

      Loading bucket

      Maximum unloading height 12000 mm and 10440 mm 13 % more or 1560 mm

      Carrier

      Bucket loader support width 4000 mm and 800 mm 80 % more or 3200 mm

      Neutral reasons:

      Sizes

      Width between caterpillar tracks 5400 mm and 6550 mm
      Height to cab upper part 6820 mm and 8260 mm
      Caterpillar track length on ground level 5780 mm and 6245 mm

      Shovel boom/sections 1

      Backhoe shovel boom / section boom 8300mm with lever 3600mm and Boom 32' (9750mm) / Section 14'9" (4500mm)

      Operation

      Operating voltage 24 V and 24 V

      Motor

      Aspiration Turbocharged engine with intermediate cooling of charging air by oncoming air flow and turbocharging and cooling at the outlet
      Manufacturer Hitachi and Komatsu
      Model S12A2-Y1TAA1 and SDA16V160
      Power measured at 1800 rev / min and 1800 rev / min

      Loading bucket

      Handle pressure force 710 Nm and 1330 Nm
      Loading bucket standard and Boom 23'6" (7150mm) / Section 16'1" (4900mm)

      Carrier

      Upper rollers number 3 and 3
      Backhoe shovel support width 1 800 mm and 3800 mm

      Images

      Sizes

      2. Width between caterpillar tracks 5400 mm 2. Width between caterpillar tracks 6550 mm
      4. Caterpillar track length on ground level 5780 mm 4. Caterpillar track length on ground level 6245 mm
      5. Clearance 795 mm 5. Clearance 915 mm
      7. Height to cab upper part 6820 mm 7. Height to cab upper part 8260 mm

      Loading bucket

      18. Maximum unloading height 10440 mm 18. Maximum unloading height 12000 mm

      Carrier

      14. Bucket loader support width 800 mm 14. Bucket loader support width 4000 mm