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DQ20YA-JH
DQ20YA-JH is a top drive system with hydraulic drive, equipped with motor with a continuous rated power 230 kW ( 308 hp).
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| Drive type |
hydraulic |
| Rated drilling depth, m (114 mm drill pipe) |
2 000 |
| Rated load capacities, KN (ton) |
1 330 ( 138 ) |
| Power supply, VAC/HZ |
380 / 50 HZ |
| Rated power (continuous), kW (hp) |
230 ( 308 ) |
| Rotary speed, r / min |
0～140 |
| Drilling torque (continuous), kNm |
25 |
| Max. torque of break out, kNm |
35 |
| Backup tong range, Ø, mm |
96 ～ 197 |
| Hydraulic system working pressure, MPa |
35 |
| Assistant hydraulic system working pressure, MPa |
16 |
| Rated pressure of IBOP, MPa |
70 |
| Mud circulating diameter, mm |
62 |
| Rated circulating pressure, MPa |
35 |
| Max. distance between main shaft center and the front end, mm |
500 |
| Main body height, m |
3.6 |
| Working height, m |
4.0 |
| Ambient temperature |
-45℃ ～ +55℃ |
| Main body weight, t |
5.0 |
| Measurements body height, mm |
3600 × 1110 × 1080 |
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