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using the top drive DQ20B, DQ40B for TATNEFT oil company
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Home » Products » The top drive systems SLC-JH » DQ40B-JH

DQ40B-JH

 

DQ40B-JH is a top drive system with AC variable - frequency controlled drive, equipped with induction motor with a continuous rated power 315 kW ( 422 hp).

Drive type AC VFD
Rated drilling depth, m (114 mm drill pipe) 4 000
Rated load capacities, KN (ton) 2 220 (229)
Power supply, VAC/HZ 600 / 50 HZ or 60 HZ
Rated current, A 415
Maximum current, A 623
Rated power (continuous), kW (hp) 315 ( 422 )
Rotary speed, r/min 0~180
Drilling torque (continuous), kNm 33 кНм
Max. torque of break out, kNm 50
Backup tong range, Ø, mm 96 ~ 197
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 570
Main body height, m 4.8
Working height, m 5.2
Ambient temperature -45℃ ~ +55℃
Main body weight, t 8.5
Measurements body height, mm 4830 × 1360 × 1220

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