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- Caterpillar 311D LRR vs. Kobelco SK350LC
Caterpillar 311D LRR vs. Kobelco SK350LC
5 reasons to buy Caterpillar 311D LRR:
Swing device
Rotation speed | 11.4 rev / min and 10 rev / min | 12 % more or 1.4 rev |
Operation
Hydraulic system overflow valve pressure | 35000 kPa and 29026.9 kPa | 17 % more or 5973.1 kPa |
Hydraulic pump flow rate | 117 l/min and 598 l/min | 80 % less or 481 l/min |
Carrier
Specific ground pressure | 34.2 kPa and 50.5 kPa | 32 % less or 16.3 kPa |
Hook traction force | 114 kN and 322 kN | 65 % less or 208 kN |
19 reasons to buy Kobelco SK350LC:
Swing device
Swing torque | 120000 Nm and 30900 Nm | 74 % more or 89100 Nm |
Sizes
Width to outside of caterpillar track | 3400 mm and 2590 mm | 24 % more or 810 mm |
Clearance | 500 mm and 455 mm | 9 % more or 45 mm |
Counterweight ground clearance | 1200 mm and 910 mm | 24 % more or 290 mm |
Operation
Fuel Capacity | 580 l. and 210 l. | 64 % more or 370 l. |
Cooling system fluid volume | 31 l. and 18 l. | 42 % more or 13 l. |
Hydraulic system fluid volume | 353 l. and 145 l. | 59 % more or 208 l. |
Engine oil volume | 28.5 l. and 19 l. | 33 % more or 9.5 l. |
Motor
Effective power | 196.9 kW and 59.7 kW | 70 % more or 137.2 kW |
Displacement | 7.7 l. and 4.3 l. | 44 % more or 3.4 l. |
Carrier
Maximum travel speed | 5.6 km/h and 5.1 km/h | 9 % more or 0.5 km/h |
Booms/sections features 2
Maximum excavation depth | 8410 mm and 5390 mm | 36 % more or 3020 mm |
Maximum radius along ground level | 11790 mm and 7900 mm | 33 % more or 3890 mm |
Maximum loading height | 7530 mm and 5640 mm | 25 % more or 1890 mm |
Maximum vertical wall digging depth | 7150 mm and 4770 mm | 33 % more or 2380 mm |
Booms/sections features 1
Maximum vertical wall digging depth | 6610 mm and 4460 mm | 33 % more or 2150 mm |
Maximum loading height | 7370 mm and 5450 mm | 26 % more or 1920 mm |
Maximum excavation depth | 7560 mm and 5040 mm | 33 % more or 2520 mm |
Maximum radius along ground level | 11060 mm and 7700 mm | 30 % more or 3360 mm |
Neutral reasons:
Sizes
Caterpillar track length on ground level | 2780 mm and 4050 mm |
Height to cab upper part | 2755 mm and 3160 mm |
Rear platform swing radius | 1750 mm and 3500 mm |
Operation
Working weight | 12480 kg and 36100 kg |
Motor
Manufacturer | Caterpillar and Hino Motors |
Model | C4.2 ACERT and JO8E-TM |
Carrier
Shoe dimensions | 600 mm and 800 mm |
Track width | 1990 mm and 2600 mm |
Booms/sections features 2
Unit load-transfer height | 3020 mm and 3590 mm |
Unit load-transfer length | 6880 mm and 11230 mm |
Maximum cut height | 7990 mm and 10700 mm |
Booms/sections features 1
Maximum cut height | 7800 mm and 10580 mm |
Unit load-transfer height | 2860 mm and 3420 mm |
Unit load-transfer length | 6915 mm and 11200 mm |
Images
Sizes
2. Width to outside of caterpillar track | 2590 mm | 2. Width to outside of caterpillar track | 3400 mm |
4. Caterpillar track length on ground level | 2780 mm | 4. Caterpillar track length on ground level | 4050 mm |
5. Clearance | 455 mm | 5. Clearance | 500 mm |
7. Height to cab upper part | 2755 mm | 7. Height to cab upper part | 3160 mm |
8. Rear platform swing radius | 1750 mm | 8. Rear platform swing radius | 3500 mm |
15. Counterweight ground clearance | 910 mm | 15. Counterweight ground clearance | 1200 mm |
Carrier
6. Track width | 1990 mm | 6. Track width | 2600 mm |
14. Shoe dimensions | 600 mm | 14. Shoe dimensions | 800 mm |
Booms/sections features 1
13. Maximum excavation depth | 5590 mm | 13. Maximum excavation depth | 8410 mm |
11. Maximum radius along ground level | 8100 mm | 11. Maximum radius along ground level | 11060 mm |
12. Maximum vertical wall digging depth | 4980 mm | 12. Maximum vertical wall digging depth | 6610 mm |
1. Unit load-transfer length | 6915 mm | 1. Unit load-transfer length | 11200 mm |
3. Unit load-transfer height | 2860 mm | 3. Unit load-transfer height | 3420 mm |
9. Maximum cut height | 7800 mm | 9. Maximum cut height | 10580 mm |
10. Maximum loading height | 5450 mm | 10. Maximum loading height | 7370 mm |