Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | XR280D |
| Model Abbreviation | 280 |
| Engine | |
| Model | CUMMINS QSM11-C400 |
| Rated Power (kW) | 298 |
| Rated Speed (r/min) | 2100 |
| Whole machine parameters | |
| Total Weight (kg) | 83000 |
| Dimensions (Working State) (mm) | 10770×4800×23146 |
| Dimensions (Transportation State) (mm) | 17380×3500×3520 |
| 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) | 2500 |
| Drilling Diameter (with casing) (mm) | 2200 |
| Chassis Parameters | |
| Maximum Travel Speed (km/h) | 1.5 |
| Maximum Gradeability (%) | 35 |
| Minimum Ground Clearance (mm) | 445 |
| Track Width (mm) | 800 |
| Track Gauge (mm) | 3500～4800 |
| Grounding pressure(kPa) | 102 |
| Crowd Cylinder | |
| Maximum Extraction Force (kN) | 220 |
| Maximum Pressing Force (kN) | 210 |
| Stroke of Crowd Cylinder (mm) | 6000 |
| Main Winch | |
| Maximum Lifting Force (kN) | 260 |
| Maximum Hoisting Speed (m/min) | 60 |
| Wire Rope Diameter (mm) | 32 |
| Auxiliary Winch | |
| Maximum Lifting Force (kN) | 100 |
| Maximum Hoisting Speed (m/min) | 65 |
| Wire Rope Diameter (mm) | 20 |
| Mast Inclination | |
| Lateral (°) | ±4 |
| Forward (°) | 5 |