Characteristics URB 2,5A drilling rig
| Carrier vehicle (6х6) | КАМАZ-43114 |
| Hook load capacity, кN | 0-2.2. |
| Design speed of the auger system, с (rpm) | 0-5.02. |
| Drilling depth, m: | |
| By drill pipes of the following diameter: | |
| 60,3mm | 200 |
| 50mm | 300 |
| Drilling diameter, mm, less than: | |
| by drill pipes with flushing: | |
| top | 190 |
| bottom | 93 |
| Length of drill pipe string, m | 6.0 |
| Rated force of tool advance, кN (ton-force) | 26(2.6) |
| The height of the mast from the rotary table to crown block axis, mm | 9.500 |
| НБ-32 mud pump | |
| Displacement (maximum) m/h (dm/s) | 40(11) |
| Maximum pump pressure, МPa (kf/сm) | 4.0(40) |
| Overall dimensions of the rig, mm, less than | |
| Weight, kg, less than | 14730 |
1- truck; 2- main transmission; 3 – hydraulic
jack; 4 – crow block; 5 – mast; 6 – swivel; 7 – kelly; 8 - screw jack; 9 –
drilling tool feed mechanism; 10 – auger drilling device; 11 – pipe break-off
device; 12 – drawworks; 13 – rotor; 14 – control levers; 15 – gear box; 16 – oil
header; 17 – manual pump; 18 – mud pump.
