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- Caterpillar 311C vs. Komatsu H455S
Caterpillar 311C vs. Komatsu H455S
5 reasons to buy Caterpillar 311C:
Swing device
Rotation speed | 10.6 rev / min and 3.6 rev / min | 66 % more or 7.0 rev |
Operation
Hydraulic pump flow rate | 108 l/min and 4380 l/min | 98 % less or 4272 l/min |
Carrier
Specific ground pressure | 41 kPa and 220.6 kPa | 81 % less or 179.6 kPa |
Maximum travel speed | 5.6 km/h and 2.3 km/h | 59 % more or 3.3 km/h |
Booms/sections features 1
Maximum vertical wall digging depth | 4425 mm and 1000 mm | 77 % more or 3425 mm |
10 reasons to buy Komatsu H455S:
Sizes
Clearance | 1000 mm and 445 mm | 55 % more or 555 mm |
Width to outside of caterpillar track | 7150 mm and 2490 mm | 65 % more or 4660 mm |
Operation
Hydraulic system overflow valve pressure | 30991.9 kPa and 29900 kPa | 4 % more or 1091.9 kPa |
Fuel Capacity | 7400 l. and 195 l. | 97 % more or 7205 l. |
Hydraulic system fluid volume | 3800 l. and 160 l. | 96 % more or 3640 l. |
Motor
Full power | 1670 kW and 61 kW | 96 % more or 1609 kW |
Displacement | 75 l. and 4.3 l. | 94 % more or 70.7 l. |
Booms/sections features 1
Maximum excavation depth | 10000 mm and 5040 mm | 50 % more or 4960 mm |
Maximum radius along ground level | 19100 mm and 7570 mm | 60 % more or 11530 mm |
Maximum loading height | 12100 mm and 5450 mm | 55 % more or 6650 mm |
Neutral reasons:
Sizes
Rear platform swing radius | 1750 mm and 7450 mm |
Caterpillar track length on ground level | 2610 mm and 6800 mm |
Height to cab upper part | 2770 mm and 8713 mm |
Operation
Working weight | 11980 kg and 490000 kg |
Motor
Manufacturer | Caterpillar and Cummins |
Model | 3064T and KTTA38C x2 |
Carrier
Track width | 1990 mm and 5800 mm |
Shoe dimensions | 500 mm and 1350 mm |
Booms/sections features 1
Unit load-transfer height | 2770 mm and 12000 mm |
Unit load-transfer length | 6910 mm and 21300 mm |
Maximum cut height | 7805 mm and 18400 mm |
Images
Sizes
2. Width to outside of caterpillar track | 2490 mm | 2. Width to outside of caterpillar track | 7150 mm |
4. Caterpillar track length on ground level | 2610 mm | 4. Caterpillar track length on ground level | 6800 mm |
5. Clearance | 445 mm | 5. Clearance | 1000 mm |
7. Height to cab upper part | 2770 mm | 7. Height to cab upper part | 8713 mm |
8. Rear platform swing radius | 1750 mm | 8. Rear platform swing radius | 7450 mm |
Carrier
6. Track width | 1990 mm | 6. Track width | 5800 mm |
14. Shoe dimensions | 500 mm | 14. Shoe dimensions | 1350 mm |
Booms/sections features 1
10. Maximum loading height | 5770 mm | 10. Maximum loading height | 12100 mm |
11. Maximum radius along ground level | 8100 mm | 11. Maximum radius along ground level | 19100 mm |
12. Maximum vertical wall digging depth | 4940 mm | 12. Maximum vertical wall digging depth | 1000 mm |
13. Maximum excavation depth | 5590 mm | 13. Maximum excavation depth | 10000 mm |
1. Unit load-transfer length | 6920 mm | 1. Unit load-transfer length | 21300 mm |
3. Unit load-transfer height | 2770 mm | 3. Unit load-transfer height | 12000 mm |
9. Maximum cut height | 8125 mm | 9. Maximum cut height | 18400 mm |


