vs.

      Caterpillar 385B vs. Caterpillar 312D

      22 reasons to buy Caterpillar 385B:

      Swing device

      Swing torque 204500 Nm and 30950 Nm 85 % more or 173550 Nm

      Sizes

      Clearance 890 mm and 430 mm 52 % more or 460 mm
      Counterweight ground clearance 1580 mm and 915 mm 42 % more or 665 mm
      Width to outside of caterpillar track 3400 mm and 2490 mm 27 % more or 910 mm

      Operation

      Fuel Capacity 1240 l. and 250 l. 80 % more or 990 l.
      Cooling system fluid volume 101 l. and 17.9 l. 82 % more or 83.1 l.
      Hydraulic system fluid volume 995 l. and 162 l. 84 % more or 833 l.
      Engine oil volume 65 l. and 19.5 l. 70 % more or 45.5 l.
      Boom reach drive mechanism fluid volume 19 l. and 3 l. 84 % more or 16 l.

      Motor

      Full power 395.2 kW and 72.3 kW 82 % more or 322.9 kW
      Effective power 395.2 kW and 67.1 kW 83 % more or 328.1 kW
      Displacement 18.1 l. and 4.3 l. 76 % more or 13.8 l.

      Booms/sections features 3

      Maximum excavation depth 8547 mm and 6040 mm 29 % more or 2507 mm
      Maximum radius along ground level 13808 mm and 8620 mm 38 % more or 5188 mm
      Maximum loading height 9232 mm and 6340 mm 31 % more or 2892 mm
      Maximum vertical wall digging depth 5874 mm and 5360 mm 9 % more or 514 mm

      Booms/sections features 2

      Maximum loading height 8233 mm and 6210 mm 25 % more or 2023 mm
      Maximum excavation depth 7615 mm and 5840 mm 23 % more or 1775 mm
      Maximum radius along ground level 12704 mm and 8430 mm 34 % more or 4274 mm

      Booms/sections features 1

      Maximum loading height 8059 mm and 6100 mm 24 % more or 1959 mm
      Maximum excavation depth 7140 mm and 5540 mm 22 % more or 1600 mm
      Maximum radius along ground level 12281 mm and 8170 mm 33 % more or 4111 mm

      7 reasons to buy Caterpillar 312D:

      Swing device

      Rotation speed 12.4 rev / min and 6.5 rev / min 48 % more or 5.9 rev

      Operation

      Hydraulic pump flow rate 127 l/min and 980 l/min 87 % less or 853 l/min
      Hydraulic system overflow valve pressure 35000 kPa and 32000 kPa 9 % more or 3000 kPa

      Carrier

      Maximum travel speed 5.5 km/h and 4.4 km/h 20 % more or 1.1 km/h
      Hook traction force 114 kN and 592 kN 81 % less or 478 kN

      Booms/sections features 2

      Maximum vertical wall digging depth 5160 mm and 4917 mm 5 % more or 243 mm

      Booms/sections features 1

      Maximum vertical wall digging depth 4980 mm and 4646 mm 7 % more or 334 mm

      Neutral reasons:

      Sizes

      Rear platform swing radius 4590 mm and 2140 mm
      Caterpillar track length on ground level 4600 mm and 2780 mm
      Height to cab upper part 3760 mm and 2760 mm

      Operation

      Working weight 84130 kg and 12920 kg

      Motor

      Manufacturer Caterpillar and Caterpillar
      Model C18 ACERT Technology and C4.2 ACERT

      Carrier

      Shoe dimensions 650 mm and 500 mm
      Track width 3510 mm and 1990 mm

      Booms/sections features 3

      Unit load-transfer height 4960 mm and 2830 mm
      Unit load-transfer length 14633 mm and 7610 mm
      Maximum cut height 13579 mm and 8700 mm

      Booms/sections features 2

      Unit load-transfer height 4942 mm and 2970 mm
      Unit load-transfer length 13474 mm and 7590 mm
      Maximum cut height 12679 mm and 8580 mm

      Booms/sections features 1

      Maximum cut height 12539 mm and 8480 mm
      Unit load-transfer height 4782 mm and 2830 mm
      Unit load-transfer length 13470 mm and 7610 mm

      Images

      Sizes

      7. Height to cab upper part 3760 mm 7. Height to cab upper part 2760 mm
      8. Rear platform swing radius 4590 mm 8. Rear platform swing radius 2140 mm
      15. Counterweight ground clearance 1580 mm 15. Counterweight ground clearance 915 mm
      2. Width to outside of caterpillar track 3400 mm 2. Width to outside of caterpillar track 2490 mm
      4. Caterpillar track length on ground level 4600 mm 4. Caterpillar track length on ground level 2780 mm
      5. Clearance 890 mm 5. Clearance 430 mm

      Carrier

      6. Track width 3510 mm 6. Track width 1990 mm
      14. Shoe dimensions 650 mm 14. Shoe dimensions 500 mm

      Booms/sections features 1

      13. Maximum excavation depth 8547 mm 13. Maximum excavation depth 6040 mm
      1. Unit load-transfer length 14602 mm 1. Unit load-transfer length 7610 mm
      3. Unit load-transfer height 5146 mm 3. Unit load-transfer height 2830 mm
      9. Maximum cut height 13297 mm 9. Maximum cut height 8700 mm
      10. Maximum loading height 9521 mm 10. Maximum loading height 6340 mm
      11. Maximum radius along ground level 14479 mm 11. Maximum radius along ground level 8620 mm
      12. Maximum vertical wall digging depth 5874 mm 12. Maximum vertical wall digging depth 5360 mm