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- Caterpillar 426 serie II vs. Caterpillar 420D
Caterpillar 426 serie II vs. Caterpillar 420D
10 reasons to buy Caterpillar 426 serie II:
Operation
Turn radius | 3905 mm and 5350 mm | 27 % less or 1445 mm |
Motor
Power measured at | 2400 rev / min and 2200 rev / min | 8 % more or 200 rev |
Load-transfer device
Bucket breakout force | 34.1 kN and 45.1 kN | 24 % less or 11.0 kN |
Ground clearance at maximum unloading height | 2562 mm and 2544 mm | 1 % more or 18 mm |
Backdigger
Loading height in unfolded state | 4335 mm and 4175 mm | 4 % more or 160 mm |
Loading height in folded state | 3647 mm and 3613 mm | 1 % more or 34 mm |
Radius at high-altitude loading in folded state | 2234 mm and 862 mm | 61 % more or 1372 mm |
Radius at high-altitude loading in unfolded state | 3423 mm and 751 mm | 78 % more or 2672 mm |
Digging depth in folded state | 4688 mm and 4390 mm | 6 % more or 298 mm |
Digging depth in unfolded state | 6004 mm and 5510 mm | 8 % more or 494 mm |
13 reasons to buy Caterpillar 420D:
Sizes
Clearance | 297 mm and 291 mm | 2 % more or 6 mm |
Operation
Fuel Capacity | 128 l. and 106 l. | 17 % more or 22 l. |
Motor
Full power | 65.6 kW and 55.9 kW | 15 % more or 9.7 kW |
Displacement | 4 l. and 3.9 l. | 2 % more or 0.1 l. |
Effective power | 63.4 kW and 52.2 kW | 18 % more or 11.2 kW |
Load-transfer device
Digging depth | 135 mm and 102 mm | 24 % more or 33 mm |
Lifting capacity at full height | 2896 kg and 2450 kg | 15 % more or 446 kg |
Radius at max unloading height | 835 mm and 776 mm | 7 % more or 59 mm |
Hydraulic system
Pump bandwidth | 163 l/min and 138 l/min | 15 % more or 25 l/min |
Gear box
Maximum forward speed | 32.8 km/h and 31.5 km/h | 4 % more or 1.3 km/h |
Maximum reverse gear | 32.8 km/h and 31.6 km/h | 4 % more or 1.2 km/h |
Backdigger
Bucket digging force in folded state | 6673.3 kg and 4735.5 kg | 29 % more or 1937.8 kg |
Bucket digging force in unfolded state | 6616.1 kg and 4653.9 kg | 30 % more or 1962.2 kg |
Neutral reasons:
Sizes
Transport height | 3742 mm and 3585 mm |
Height to cab upper part | 2714 mm and 2770 mm |
Wheelbase | 2100 mm and 2100 mm |
Transport length | 6917 mm and 6974 mm |
Transport width | 2262 mm and 2352 mm |
Operation
Working weight 4wd | 6753 kg and 7150 kg |
Front tyres size 2wd / 4wd | 11L-16, 12PR/10.5-20, 10PR and 11Lx16,12PR/12.5 / 80x18,10PR |
Rear tyres size 2wd/4wd | 16.9-24 8PR / 19.5L-24 8PR and 19.5x24,10PR / 19.5L24,10PR |
Motor
Cylinders number | 4 and 4 |
Manufacturer | Perkins and Caterpillar |
Model | 4.2 and 3054T |
Load-transfer device
Shovel width | 2262 mm and 2262 mm |
Hydraulic system
Type of pump | alternating and load sensing, pressure control, with locking in the middle position |
Overflow valve pressure | 18600 kPa and 22754 kPa |
Gear box
Transmission type | synchronizer and servodrive |
Forward gears number | 4 and 4 |
Reverse gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 5781 mm and 5650 mm |
Hinge joint radius in unfolded state | 7046 mm and 6675 mm |
Images
Sizes
2. Transport width | 2262 mm | 2. Transport width | 2352 mm |
3. Transport height | 3742 mm | 3. Transport height | 3585 mm |
4. Wheelbase | 2100 mm | 4. Wheelbase | 2100 mm |
5. Clearance | 291 mm | 5. Clearance | 297 mm |
6. Height to cab upper part | 2714 mm | 6. Height to cab upper part | 2770 mm |
1. Transport length | 6917 mm | 1. Transport length | 6974 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 2562 mm | 7. Ground clearance at maximum unloading height | 2544 mm |
8. Radius at max unloading height | 776 mm | 8. Radius at max unloading height | 835 mm |
9. Digging depth | 102 mm | 9. Digging depth | 135 mm |
Backdigger
10. Loading height in folded state | 3647 mm | 10. Loading height in folded state | 3613 mm |
11. Hinge joint radius in folded state | 5781 mm | 11. Hinge joint radius in folded state | 5650 mm |
12. Digging depth in folded state | 4688 mm | 12. Digging depth in folded state | 4390 mm |
13. Radius at high-altitude loading in folded state | 2234 mm | 13. Radius at high-altitude loading in folded state | 862 mm |