Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | XR280DII |
| Model Abbreviation | 280 |
| Engine | |
| Model | CUMMINS QSM11-C400 |
| Rated Power (kW) | 298 |
| Whole machine parameters | |
| Total Weight (kg) | 92000 |
| Dimensions (Working State) (mm) | 10770×4800×23350 |
| Dimensions (Transportation State) (mm) | 17410×3500×3815 |
| Output Torque of Power Head (kN·m) | 280 |
| Rotation Speed of Power Head (r/min) | 7~22 |
| Maximum Drilling Depth (mm) | 88000 |
| Drilling Diameter (without casing) (mm) | 2200 |
| Chassis Parameters | |
| Maximum Travel Speed (km/h) | 1.5 |
| Maximum Gradeability (%) | 40 |
| Track Width (mm) | 800 |
| Track Gauge (mm) | 3500～4200 |
| Grounding pressure(kPa) | 102 |
| Crowd Cylinder | |
| Maximum Extraction Force (kN) | 300 |
| Maximum Pressing Force (kN) | 300 |
| Stroke of Crowd Cylinder (mm) | 16000 |
| Main Winch | |
| Maximum Lifting Force (kN) | 260 |
| Maximum Hoisting Speed (m/min) | 60 |
| Wire Rope Diameter (mm) | 32 |
| Auxiliary Winch | |
| Maximum Lifting Force (kN) | 80 |
| Maximum Hoisting Speed (m/min) | 65 |
| Wire Rope Diameter (mm) | 20 |
| Mast Inclination | |
| Lateral (°) | 4/4 |
| Forward (°) | 5 |