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      Liebherr A311 vs. Caterpillar M313D

      1 reasons to buy Liebherr A311:

      Operation

      Hydraulic system overflow valve pressure 35000 kPa and 34997.8 kPa 0 % more or 2.2 kPa

      11 reasons to buy Caterpillar M313D:

      Swing device

      Rotation speed 10.5 rev / min and 9 rev / min 14 % more or 1.5 rev
      Swing torque 35000.4 Nm and 30 Nm 100 % more or 34970.4 Nm

      Operation

      Fuel Capacity 235 l. and 215 l. 9 % more or 20 l.
      Hydraulic pump flow rate 190 l/min and 220 l/min 14 % less or 30 l/min
      Generator current strength 75 amperes and 55 amperes 27 % more or 20 amperes

      Motor

      Displacement 4.4 l. and 4 l. 9 % more or 0.4 l.
      Effective power 95 kW and 67.9 kW 29 % more or 27.1 kW

      Gear box

      Maximum travel speed 37 km/h and 20 km/h 46 % more or 17 km/h

      Boom/section options 1

      Maximum excavation depth 5160 mm and 4100 mm 21 % more or 1060 mm
      Maximum radius along ground level 8490 mm and 8400 mm 1 % more or 90 mm
      Maximum loading height 6900 mm and 6750 mm 2 % more or 150 mm

      Neutral reasons:

      Operation

      Type of hydraulic pump Variable Displacement Axial Cam Pump and piston pump
      Tyre size 9.00-20 and 10.00-20 16PR, dual
      Working weight 11600 kg and 15800 kg

      Motor

      Cylinders number 4 and 4
      Manufacturer Deutz and Caterpillar
      Model BF4M2012 and C4.4 Acert
      Power measured at 2000 rev / min and 2000 rev / min

      Gear box

      Transmission type Oversized 2-speed gearbox with shift under full load and integrated protection with an extra low gear and gear type pump

      Boom/section options 1

      Option - Boom/Section (MEX) 1 Hydraulic adjustable boom 2350mm / Section 2050mm and VA Boom / Section 2.0 m
      Unit load-transfer length 8700 mm and 8310 mm
      Maximum cut height 6650 mm and 9670 mm

      Images

      Boom/section options 1

      13. Maximum excavation depth 4100 mm 13. Maximum excavation depth 5750 mm
      1. Unit load-transfer length 8700 mm 1. Unit load-transfer length 8090 mm
      9. Maximum cut height 6650 mm 9. Maximum cut height 8600 mm
      10. Maximum loading height 6750 mm 10. Maximum loading height 5910 mm
      11. Maximum radius along ground level 8400 mm 11. Maximum radius along ground level 8230 mm