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Construction Machinery. Loader-Digger Komatsu WB146-5
Sizes
| Transport length | 7432 mm |
| Transport width | 2356 mm |
| Transport height | 4230 mm |
| Height to cab upper part | 2935 mm |
| Wheelbase | 2175 mm |
| Clearance | 430 mm |
Operation
| Working weight 2wd | 7300 kg |
| Working weight 4wd | 7300 kg |
| Fuel Capacity | 150 l. |
| Hydraulic system fluid volume | 97 l. |
| Oil system fluid volume | 9 l. |
| Cooling system fluid volume | 14 l. |
| Transmission fluid volume | 20.2 l. |
| Front axle fluid volume | 7 l. |
| Rear axle fluid volume | 14.5 l. |
| Turn radius | 3400 mm |
| Front tyres size 2wd / 4wd | 14 x 17.5 10 layers R4 |
| Rear tyres size 2wd/4wd | 19.5 x 24 10 layers R4 |
| Operating voltage | 12 V |
| Generator current strength | 95 amperes |
Motor
| Manufacturer | Komatsu |
| Model | S4D102LE-2 |
| Full power | 69 kW |
| Effective power | 66 kW |
| Displacement | 4.5 l. |
| Power measured at | 2200 rev / min |
| Torque measured at | 1500 rev / min |
| Cylinders number | 4 |
| Maximum effective torque | 406.7 Nm |
| Aspiration | turbocharging |
Load-transfer device
| Bucket volume | 0.95 m3 |
| Radius at max unloading height | 750 mm |
| Shovel width | 2356 mm |
| Digging depth | 138 mm |
| Bucket breakout force | 58.8 kN |
| Lifting capacity at full height | 3900 kg |
| Ground clearance at maximum unloading height | 2622 mm |
Hydraulic system
| Type of pump | variable displacement piston pump |
| Pump bandwidth | 165 l/min |
| Overflow valve pressure | 24497.1 kPa |
Gear box
| Maximum reverse gear | 37.8 km/h |
| Transmission type | synchronized gearbox with power gear shifting |
| Forward gears number | 4 |
| Reverse gears number | 4 |
| Maximum forward speed | 37.8 km/h |
Backdigger
| Digging depth in folded state | 4423 mm |
| Digging depth in unfolded state | 5533 mm |
| Hinge joint radius in folded state | 5742 mm |
| Hinge joint radius in unfolded state | 6755 mm |
| Load at maximum lifting in folded state | 1483.2 kg |
| Load at maximum lifting in unfolded state | 832 kg |
| Loading height in folded state | 3676 mm |
| Loading height in unfolded state | 4369 mm |
Images
Sizes
| 1. Transport length | 7432 mm |
| 2. Transport width | 2356 mm |
| 3. Transport height | 4230 mm |
| 4. Wheelbase | 2175 mm |
| 5. Clearance | 430 mm |
| 6. Height to cab upper part | 2935 mm |
Load-transfer device
| 7. Ground clearance at maximum unloading height | 2622 mm |
| 8. Radius at max unloading height | 750 mm |
| 9. Digging depth | 138 mm |
Backdigger
| 10. Loading height in folded state | 3676 mm |
| 11. Hinge joint radius in folded state | 5742 mm |
| 12. Digging depth in folded state | 4423 mm |
