vs.

      Caterpillar 321D LCR vs. Caterpillar 311C

      22 reasons to buy Caterpillar 321D LCR:

      Swing device

      Rotation speed 11.5 rev / min and 10.6 rev / min 8 % more or 0.9 rev
      Swing torque 61800 Nm and 31270 Nm 49 % more or 30530 Nm

      Sizes

      Clearance 450 mm and 445 mm 1 % more or 5 mm
      Width to outside of caterpillar track 2980 mm and 2490 mm 16 % more or 490 mm

      Operation

      Generator current strength 50 amperes and 45 amperes 10 % more or 5 amperes
      Hydraulic system overflow valve pressure 35000 kPa and 29900 kPa 15 % more or 5100 kPa
      Fuel Capacity 330 l. and 195 l. 41 % more or 135 l.
      Cooling system fluid volume 25 l. and 17.5 l. 30 % more or 7.5 l.
      Hydraulic system fluid volume 208 l. and 160 l. 23 % more or 48 l.
      Engine oil volume 30 l. and 19.5 l. 35 % more or 10.5 l.
      Boom reach drive mechanism fluid volume 8 l. and 3 l. 62 % more or 5 l.

      Motor

      Effective power 110 kW and 59 kW 46 % more or 51 kW
      Displacement 6.4 l. and 4.3 l. 33 % more or 2.1 l.

      Carrier

      Maximum travel speed 5.7 km/h and 5.6 km/h 2 % more or 0.1 km/h

      Booms/sections features 2

      Maximum excavation depth 6290 mm and 5590 mm 11 % more or 700 mm
      Maximum radius along ground level 9390 mm and 8100 mm 14 % more or 1290 mm
      Maximum loading height 7600 mm and 5770 mm 24 % more or 1830 mm
      Maximum vertical wall digging depth 5490 mm and 4940 mm 10 % more or 550 mm

      Booms/sections features 1

      Maximum excavation depth 6710 mm and 5040 mm 25 % more or 1670 mm
      Maximum loading height 7890 mm and 5450 mm 31 % more or 2440 mm
      Maximum radius along ground level 9790 mm and 7570 mm 23 % more or 2220 mm
      Maximum vertical wall digging depth 5890 mm and 4425 mm 25 % more or 1465 mm

      2 reasons to buy Caterpillar 311C:

      Operation

      Hydraulic pump flow rate 108 l/min and 205 l/min 47 % less or 97 l/min

      Carrier

      Hook traction force 92 kN and 206 kN 55 % less or 114 kN

      Neutral reasons:

      Sizes

      Rear platform swing radius 1676 mm and 1750 mm
      Caterpillar track length on ground level 3650 mm and 2610 mm
      Height to cab upper part 2980 mm and 2770 mm

      Operation

      Operating voltage 24 V and 24 V
      Working weight 23530 kg and 11980 kg

      Motor

      Manufacturer Caterpillar and Caterpillar
      Model C6.4 ACERT and 3064T

      Carrier

      Shoe dimensions 600 mm and 500 mm

      Booms/sections features 2

      Unit load-transfer height 3030 mm and 2770 mm
      Unit load-transfer length 8880 mm and 6920 mm
      Maximum cut height 10720 mm and 8125 mm

      Booms/sections features 1

      Maximum cut height 11010 mm and 7805 mm
      Unit load-transfer height 3030 mm and 2770 mm
      Unit load-transfer length 8880 mm and 6910 mm

      Images

      Sizes

      2. Width to outside of caterpillar track 2980 mm 2. Width to outside of caterpillar track 2490 mm
      4. Caterpillar track length on ground level 3650 mm 4. Caterpillar track length on ground level 2610 mm
      5. Clearance 450 mm 5. Clearance 445 mm
      7. Height to cab upper part 2980 mm 7. Height to cab upper part 2770 mm
      8. Rear platform swing radius 1676 mm 8. Rear platform swing radius 1750 mm

      Carrier

      14. Shoe dimensions 600 mm 14. Shoe dimensions 500 mm

      Booms/sections features 1

      10. Maximum loading height 7600 mm 10. Maximum loading height 5770 mm
      11. Maximum radius along ground level 9390 mm 11. Maximum radius along ground level 8100 mm
      12. Maximum vertical wall digging depth 5490 mm 12. Maximum vertical wall digging depth 4940 mm
      13. Maximum excavation depth 6290 mm 13. Maximum excavation depth 5590 mm
      1. Unit load-transfer length 8880 mm 1. Unit load-transfer length 6920 mm
      3. Unit load-transfer height 3030 mm 3. Unit load-transfer height 2770 mm
      9. Maximum cut height 11010 mm 9. Maximum cut height 8125 mm