Drilling rigs are designed for drilling oil and gas exploratory and production wells using a rotary method or downhole motors, drilling depth up to 5500 m, with a maximum hook load up to 350 tons, at an ambient temperature from -50 ºС to +60 ºС. Units are mounted on a trailer.
Specifications
| Type | DR 350/5500 SE |
| Drilling depth, m | 5500 |
| Maximum hook load, kN | 4200 |
| Hook speed, m/sec | 0.2~1.5 |
| Derrick height, m | 42 |
| Derrick type | Pole |
| Derrick floor elevation, m | 9 |
| Type of e-engine | ABB |
| E-engine capacity, kVt | 1250 |
| Transmission mode | АС with frequency variation |
| Trolley system | 5×6 |
| Gyn type | JC50Е |
| Mane brake | Disc |
| Auxiliary brake | WCB236 |
| Diameter of main cable rope, mm | 35 |
| Hook block type | YG350 |
| TDS | TDS350E |
| Rotor type | RT375 |
| Work pressure of hydraulic system, MPa | 14 |
| Work pressure of air utility, MPa | 1 |