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DD-25DC
TSJ3700/445 drilling rig
Usage
The rig is applicable to drill and exploit in medium and shallow oil, deep water well, natural gas, salt well, coalbed methane as well as coal mine construction field.
Structure Features
1.Mechanical transmission, rotary table rotation, low center of gravity, smooth transmission, strong and durable, reliable operation, good sealing
2.Reasonable structure for easy maintenance and repair
3.Available to match with cathead device to tighten and loosen drilling tools
Main Technical Parameters
| Drilling depth（drill pipe φ89mm） （m） | 3700 | |
| Drift dia. of Rotary table （mm） | φ445 | |
| Speed of rotary table（Forward/ Reverse） (r/min) | 34 67 103 Reverse 41 | |
| Max output torque of rotary table (KN.m) | 35 | |
| Max single rope hoisting capacity of winch (KN) | 150 | |
| Hoisting speed of winch (m/s) | 2 4.2 6.4 12.3 | |
| Input rotate speed of clutch (r/min) | 298 | |
| Traveling system | 5×6 | |
| Motor unit | Diesel | SC25G610D2-YM 445kW |
| Motor | 2×Y2355-6 2×200kW | |
| Overall dimensions (mm) | 8420×3860×2048 | |
| Weight (Exclude power) (kg) | 22850 | |
