- Home/
- Comparison/
- Mining Excavator/
- Komatsu PC1250-8 vs. Komatsu H455S
Komatsu PC1250-8 vs. Komatsu H455S
4 reasons to buy Komatsu PC1250-8:
Operation
Rotation speed | 5.5 rev / min and 3.6 rev / min | 35 % more or 1.9 rev |
Loading bucket
Maximum excavation depth | 3650 mm and 3000 mm | 18 % more or 650 mm |
Carrier
Maximum travel speed | 3.2 km/h and 2.3 km/h | 28 % more or 0.9 km/h |
Bucket loader specific ground pressure | 142 kPa and 220.6 kPa | 36 % less or 78.6 kPa |
13 reasons to buy Komatsu H455S:
Sizes
Caterpillar track length | 9082 mm and 6425 mm | 29 % more or 2657 mm |
Clearance | 1000 mm and 990 mm | 1 % more or 10 mm |
Upper structure clearance | 3210 mm and 1790 mm | 44 % more or 1420 mm |
Shovel
Bucket initial volume | 28 m3 and 5 m3 | 82 % more or 23 m3 |
Operation
Fuel Capacity | 7400 l. and 1360 l. | 82 % more or 6040 l. |
Hydraulic system fluid volume | 3800 l. and 670 l. | 82 % more or 3130 l. |
Motor
Effective power | 1667.4 kW and 502 kW | 70 % more or 1165.4 kW |
Displacement | 37.5 l. and 23.2 l. | 38 % more or 14.3 l. |
Cylinders number | 12 and 6 | 50 % more or 6 |
Loading bucket
Maximum unloading height | 14000 mm and 8700 mm | 38 % more or 5300 mm |
Maximum digging radius | 16800 mm and 11400 mm | 32 % more or 5400 mm |
Carrier
Bucket loader support width | 1350 mm and 700 mm | 48 % more or 650 mm |
Loading shovel operational weight | 490000 kg and 110900 kg | 77 % more or 379100 kg |
Neutral reasons:
Sizes
Width between caterpillar tracks | 4600 mm and 7150 mm |
Height to cab upper part | 4120 mm and 8713 mm |
Caterpillar track length on ground level | 4995 mm and 6800 mm |
Rear platform swing radius | 4810 mm and 7160 mm |
Motor
Manufacturer | Komatsu and Cummins |
Power measured at | 1800 rev / min and 1800 rev / min |
Model | SAA6D170E-5 and KTTA38C x2 |
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator), Exhaust gas recirculation system with cooling and turbocharging |
Loading bucket
Maximum cut height | 12330 mm and 20350 mm |
Images
Sizes
2. Width between caterpillar tracks | 4600 mm | 2. Width between caterpillar tracks | 7150 mm |
4. Caterpillar track length on ground level | 4995 mm | 4. Caterpillar track length on ground level | 6800 mm |
5. Clearance | 990 mm | 5. Clearance | 1000 mm |
7. Height to cab upper part | 4120 mm | 7. Height to cab upper part | 8713 mm |
8. Rear platform swing radius | 4810 mm | 8. Rear platform swing radius | 7160 mm |
Loading bucket
17. Maximum cut height | 12330 mm | 17. Maximum cut height | 20350 mm |
18. Maximum unloading height | 8700 mm | 18. Maximum unloading height | 14000 mm |
19. Maximum digging radius | 11400 mm | 19. Maximum digging radius | 16800 mm |
20. Maximum excavation depth | 3650 mm | 20. Maximum excavation depth | 3000 mm |
Carrier
14. Bucket loader support width | 700 mm | 14. Bucket loader support width | 1350 mm |