- Home/
- Specifications/
- Loader-Digger/
- Komatsu/
- WB91R-2
Construction Machinery. Loader-Digger Komatsu WB91R-2
Sizes
| Transport length | 5895 mm |
| Transport width | 2320 mm |
| Transport height | 3660 mm |
| Height to cab upper part | 2750 mm |
| Wheelbase | 2175 mm |
| Clearance | 430 mm |
Operation
| Front tyres size 2wd / 4wd | 12.5/80 R18- 10 PR |
| Rear tyres size 2wd/4wd | 16.9 x 28 - 10 PR |
| Operating voltage | 12 V |
| Generator current strength | 60 amperes |
| Working weight 4wd | 7500 kg |
| Maximum weight | 8580 kg |
| Fuel Capacity | 130 l. |
| Hydraulic system fluid volume | 92 l. |
| Oil system fluid volume | 8.6 l. |
| Cooling system fluid volume | 18 l. |
| Transmission fluid volume | 16 l. |
| Front axle fluid volume | 8.2 l. |
| Rear axle fluid volume | 18.5 l. |
| Turn radius | 5450 mm |
Motor
| Manufacturer | Komatsu |
| Model | 4D106-1FA |
| Full power | 67.7 kW |
| Effective power | 61.5 kW |
| Displacement | 4.4 l. |
| Power measured at | 2200 rev / min |
| Torque measured at | 1500 rev / min |
| Cylinders number | 4 |
| Maximum effective torque | 310 Nm |
| Aspiration | natural aspiration |
Load-transfer device
| Ground clearance at maximum unloading height | 2750 mm |
| Radius at max unloading height | 750 mm |
| Digging depth | 110 mm |
| Bucket volume | 1 m3 |
| Shovel width | 2320 mm |
| Bucket breakout force | 59.6 kN |
| Lifting capacity at full height | 4220 kg |
Hydraulic system
| Type of pump | axial piston pumps with variable displacement |
| Pump bandwidth | 165 l/min |
| Overflow valve pressure | 18500 kPa |
Gear box
| Transmission type | Powershift, Electronic Gear Control |
| Forward gears number | 4 |
| Reverse gears number | 4 |
| Maximum forward speed | 40 km/h |
| Maximum reverse gear | 40 km/h |
Backdigger
| Digging depth in folded state | 4500 mm |
| Digging depth in unfolded state | 5650 mm |
| Hinge joint radius in folded state | 5550 mm |
| Hinge joint radius in unfolded state | 6550 mm |
| Bucket digging force in folded state | 3570 kg |
| Loading height in folded state | 2500 mm |
| Loading height in unfolded state | 3500 mm |
| Radius at high-altitude loading in folded state | 5550 mm |
| Radius at high-altitude loading in unfolded state | 6550 mm |
Images
Sizes
| 1. Transport length | 5895 mm |
| 2. Transport width | 2320 mm |
| 3. Transport height | 3660 mm |
| 4. Wheelbase | 2175 mm |
| 5. Clearance | 430 mm |
| 6. Height to cab upper part | 2750 mm |
Load-transfer device
| 7. Ground clearance at maximum unloading height | 2750 mm |
| 8. Radius at max unloading height | 750 mm |
| 9. Digging depth | 110 mm |
Backdigger
| 10. Loading height in folded state | 2500 mm |
| 11. Hinge joint radius in folded state | 5550 mm |
| 12. Digging depth in folded state | 4500 mm |
| 13. Radius at high-altitude loading in folded state | 5550 mm |
