Rig is intended for maintenance and full repair of field well and also for drilling of straight hole for oil and gas (with additional configuration).
Technical specification
| Max experimental static hook load (8 strings), ton force | 150 |
| Max operational hook load (6 strings), ton force | 125 |
| Operating depth, m: for repair: by pipes 3 1/2" (89 mm) (19,79 kg/m) | 4000 |
| by pipes 2 7/8" (73 mm) (15,6 kg/m) | 5100 |
| for underground repair (maneuvering of empty oil-well tubing): oil-well tubing 3 1/2" (89 mm) (18,6 kg/m) | 5200 |
| Oil-well tubing 2 7/8" (73 mm) (13,72 kg/m) | 6100 |
| Type of mast |
MU 125-33
double-section
|
| Free mast height from the ground, m: without ramp | 33,4 |
| with ramp | 33,56 |
| Max length of brought up stalks, m | 18 |
| Rated capacity of drawworks and hydro-rotor, kW | 397 |
| Rated capacity of drill pump 3 PN 300, kW | 699 |
| Drawworks type – amount of drums | TF20-2 |
| Diameter of drill line, mm | 28 |
| Crown block type | GF 125-5 × 28 |
| Type of hook block | MC 125-4 × 28 |
| Type of swivel | ÑÍ 125 |
| Max static load, ton force | 125 |
| Hydraulic rotor type | MRL 175 |
| Orifice of a table, mm | 444,5 |
| Max simultaneous load on derrick stand, ton force | 225 |
| Max load on rotary table, ton force | 125 |
| Max load on setback, ton force | 2 x 50=100 |
| Height from the ground to rig floor, m | 5 |
| Height under substructure, m | 4,1 |
| Device for derrick worker evacuation | cable |
| Skid type | Roman 75540 MFEG (12 × 8) |
| Motor power, kW | 397 |
Components
Devices with motor vehicle chassis:
- Power block: CATERPILLAR motor + hydromechanical ALLISON transmission;
- drawworks with mechanical brake, with 2 brake straps;
- auxiliary hydraulic brake for drawworks;
- rotary table transmission;
- mast including crown block;
- hook block;
- swivel;
- hydraulic, pneumatic and electric systems;
- rotary table;
- parallelogram tipping derrick substructure including working platform and rotor;
- rig ramp mounted on chassis including means of support for motor vehicle chassis and mast;
- driller’s cabin;
- drill pump block, circulating system and outside electric generator block;
- housings and heating system during operation under low temperatures;
