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Technical Specifications
| Drive Model |
AC VFD |
| Rated Drilling Depth |
12,000 m (114 mm DP) |
39,370 ft (4 1/2 ” DP) |
| Rated Load Capacities ( API 8A / 8C PSL 1) |
9,000 kN |
1,000 tons |
| Power Supply |
600 VAC / 50 Hz |
| Rated Current |
674 A x 2 |
| Max. Current |
1,078 A x 2 |
| Rated Power (continuous) |
440 kW x 2 |
600 HP x 2 |
| Rotary Speed |
0 ~ 180 r/min |
| Drilling Torque (continuous) |
85 kN·m |
62,000 lbs ·ft |
| Maximum Torque of Break Out |
135 kN·m |
99,000 lbs ·ft |
| Backup Tong Range |
87 ~ 216 mm |
2 7 / 8 ~ 6 5 / 8 in |
| Hydraulic System Working Pressure |
16 MPa |
2,280 psi |
| Mud Circulating Diameter |
102 mm |
4 in |
| Rated Circulating Pressure |
52 MPa |
7,400 psi |
| Main Body Height |
6.5 m |
21.3 ft |
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