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DQ50BQ-JH
DQ50BQ-JH is a top drive system with AC variable - frequency controlled drive, equipped with induction motor with a continuous rated power 450 kW ( 603 hp).
Drive type | AC VFD |
Rated drilling depth, m (114 mm drill pipe) | 5 000 |
Rated load capacities, KN (ton) | 3 150 (321) |
Power supply, VAC/HZ | 600 / 50 HZ or 60 HZ |
Rated current, A | 555 |
Maximum current, A | 833 |
Rated power (continuous), kW (hp) | 450 (603) |
Rotary speed, r / min | 0~180 |
Drilling torque (continuous), kNm | 48 |
Max. torque of break out, kNm | 72 |
Backup tong range, Ø, mm | 96 ~ 197 |
Hydraulic system working pressure, MPa | 16 |
Rated pressure of IBOP, MPa | 70 |
Mud circulating diameter, mm | 76 |
Rated circulating pressure, MPa | 35 |
Max. distance between main shaft center and the front end, mm | 710 |
Main body height, m | 5.2 |
Working height, m | 5.6 |
Ambient temperature | -45℃ ~ +55℃ |
Main body weight, t | 10.7 |
Measurements body height, mm | 5200 × 1550 × 1500 |