| Raise diameter nominal: |
1.5m [5ft] |
| Boxhole diameter nominal: |
1.06m [3.5ft] |
| Raise length nominal: |
150m [1115ft] |
| Drill Pipe: |
|
| Diameter |
254mm [10"] |
| Length (shoulder-shoulder) |
1219mm [48"] |
| Thread |
Regular DI-22 connection |
| Main drive motor: |
Hydraulic drive |
| Piloting speed: |
0-55rpm |
| Reaming speed: |
0-30rpm |
| Torque rating: |
|
| Constant torque |
64kNm [47,000ft/lb] up to 18rpm |
| Constant power |
reduced torque up to 27rpm |
| Reaming thrust (maximum): |
1182kN [265,700lb] |
| [at 33.6Mpa] [at 4,900psi] |
| Stroke: |
1710mm [67"] |
| Dip angle adjustment: |
90deg-60deg horizontal by turnbuckle adjustment |
| Transporter: |
Diesel powered crawler |
| Electrical power input: |
|
| Voltage |
1000volt @ 50Hz |
| Total power requirement |
200kVA |
| Drilling fluid input: |
|
| Compressed air requirement |
20m3/min [700cfm] free air compressed to 5.5-7bar [80-100 psi] |
| Water requirement |
500l/min [135USgal/min] at 5.5-7 bar [80-100psi] |
| Cooling input: |
|
| Water requirement |
approx 40l/min [11USgal/min] |
| Mass: |
|
| Derrick* |
approx 18,000kg |
| Crawler |
approx 7,600kg |
| Crawler with derrick** |
approx 25,600kg |
| Powerpack*** |
approx 5,000kg |
| Dimensions: |
Height x Width x Length |
| Derrick (Boxhole transport mode) |
4689mm x 2478mm x 2930mm |
| Derrick (Boxhole drilling mode) |
5000-5485mm x 2478mm x 2929mm |
| Derrick (Raiseboring mode) |
4326mm x 2478mm x 2929mm |
| Crawler |
2001mm x 1940mm x 5509mm |
| Crawler with Derrick** |
|
| - Boxhole mode |
3239mm x 2484mm x 5815mm |
| - Raiseboring mode |
3291mm x 2300mm x 5765mm |
| Powerpack |
1550mm x 1600mm x 3300mm |
| |
|
|
* Including pipeloader and base frame
|
| ** Excluding base frame |
| *** Excluding hydraulic oil |