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- Caterpillar 446B vs. Caterpillar 428 serie II
Caterpillar 446B vs. Caterpillar 428 serie II
17 reasons to buy Caterpillar 446B:
Sizes
Clearance | 332 mm and 320 mm | 4 % more or 12 mm |
Motor
Displacement | 4 l. and 3.9 l. | 2 % more or 0.1 l. |
Effective power | 76.1 kW and 52 kW | 32 % more or 24.1 kW |
Full power | 82 kW and 56 kW | 32 % more or 26 kW |
Load-transfer device
Lifting capacity at full height | 3970 kg and 2381 kg | 40 % more or 1589 kg |
Ground clearance at maximum unloading height | 2699 mm and 2643 mm | 2 % more or 56 mm |
Radius at max unloading height | 868 mm and 844 mm | 3 % more or 24 mm |
Digging depth | 162 mm and 99 mm | 39 % more or 63 mm |
Bucket volume | 1.1 m3 and 1 m3 | 9 % more or 0.1 m3 |
Hydraulic system
Pump bandwidth | 178 l/min and 108 l/min | 39 % more or 70 l/min |
Gear box
Maximum forward speed | 31.5 km/h and 29.4 km/h | 7 % more or 2.1 km/h |
Backdigger
Digging depth in unfolded state | 6528 mm and 5998 mm | 8 % more or 530 mm |
Digging depth in folded state | 5219 mm and 4750 mm | 9 % more or 469 mm |
Bucket digging force in folded state | 6894.6 kg and 4734.6 kg | 31 % more or 2160.0 kg |
Bucket digging force in unfolded state | 6871.9 kg and 4653 kg | 32 % more or 2218.9 kg |
Loading height in folded state | 4310 mm and 3486 mm | 19 % more or 824 mm |
Loading height in unfolded state | 4894 mm and 4192 mm | 14 % more or 702 mm |
4 reasons to buy Caterpillar 428 serie II:
Operation
Turn radius | 3914 mm and 5700 mm | 31 % less or 1786 mm |
Load-transfer device
Bucket breakout force | 35.8 kN and 56 kN | 36 % less or 20.2 kN |
Gear box
Reverse gears number | 4 and 3 | 25 % more or 1 |
Maximum reverse gear | 29.6 km/h and 20.6 km/h | 30 % more or 9.0 km/h |
Neutral reasons:
Sizes
Transport length | 7654 mm and 5685 mm |
Transport width | 2434 mm and 2406 mm |
Transport height | 4193 mm and 3574 mm |
Height to cab upper part | 2864 mm and 2776 mm |
Wheelbase | 2233 mm and 2100 mm |
Operation
Front tyres size 2wd / 4wd | 14.5/75 x16.1,10PR,F3 / 12.5x20,10PR,R4 and 9-16 10PR / 10.5-20 10PR |
Rear tyres size 2wd/4wd | 21Lx24,12PR,R4 and 16.9-28 10 PR |
Motor
Manufacturer | Caterpillar and Perkins |
Model | 3114 DIT and 4.2 |
Load-transfer device
Shovel width | 2434 mm and 2396 mm |
Hydraulic system
Overflow valve pressure | 22400 kPa and 18615.8 kPa |
Gear box
Forward gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 6604 mm and 5377 mm |
Hinge joint radius in unfolded state | 7868 mm and 6629 mm |
Images
Sizes
5. Clearance | 332 mm | 5. Clearance | 320 mm |
6. Height to cab upper part | 2864 mm | 6. Height to cab upper part | 2776 mm |
1. Transport length | 7654 mm | 1. Transport length | 5685 mm |
2. Transport width | 2434 mm | 2. Transport width | 2406 mm |
3. Transport height | 4193 mm | 3. Transport height | 3574 mm |
4. Wheelbase | 2233 mm | 4. Wheelbase | 2100 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 2699 mm | 7. Ground clearance at maximum unloading height | 2643 mm |
8. Radius at max unloading height | 868 mm | 8. Radius at max unloading height | 844 mm |
9. Digging depth | 162 mm | 9. Digging depth | 99 mm |
Backdigger
10. Loading height in folded state | 4310 mm | 10. Loading height in folded state | 3486 mm |
11. Hinge joint radius in folded state | 6604 mm | 11. Hinge joint radius in folded state | 5377 mm |
12. Digging depth in folded state | 5219 mm | 12. Digging depth in folded state | 4750 mm |