| Main technical parameters of XR320D |
|---|
| NO. | Name | Unit | Parameters |
|---|
| 1 | Max. drilling diameter | mm | φ3000(3500) |
| 2 | Max. drilling depth | m | 93(5-section of fricative) (standard)
71.5(4-section of mechanical interlock)(optional)
112 (6-section of fricative) |
| 3 | Safe operation range(from rotarying centre) | mm | 4700-5000 |
| 4 | Dimension in working condition(L×W×H) | mm | 12250×5500×28900 |
| 5 | Dimension in transportation condition(L×W×H) | mm | Disassembly transportation |
| 6 | Overall drilling weight(drilling tools not included) | t | 145 |
| 7 | Engine | Engine model | | CUMMINS QSX15-C600 |
| Engine rated power/rotary speed | kW | 447/(2100r/min) |
| 8 | Hydrulic system | Max. pressure | Mpa | 33 |
| Max. pressure of vice pump | Mpa | 32 |
| 9 | Rotary drive | Max.output
1ff8
torque | kN.m | 460 |
| Rotary speed | rpm | 6～20 |
| 10 | Pull-Down cylinder | Max. cylinder pressure | kN | 300 |
| Max. cylinder lifting force | kN | 400 |
| Max. cylinder stroke | mm | 6000/10000 |
| 11 | Main winch | Max. pulling force | kN | 520 |
| Max. wire speed | m/min | 60 |
| 12 | Auxiliary winch | Max. pulling force | kN | 100 |
| Max. wire speed | m/min | 65 |
| 13 | Mast | Left/ right Side | ° | 5/5 |
| Forwards | ° | 9/15 |
| 14 | Slewing bearing | Slewing bearing angle | km/h | 360 |
| 15 | Runing | Max. complete device running speed | % | 1.5 |
| Max. complete device grade ability | | 35 |
| 16 | Track | Track width | mm | 1000 |
| Outside width(min-max) | mm | 4050-5500 |
| Distance between two wheels longitudinally | mm | 6050 |
| Average grouning specific pressure | KPa | 117.5 |
