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Top Drive Drilling Device-DQZR250J

Specification Value
Nominal Drilling Depth (φ114mm Drill Pipe) 4000m
Rated Load 2250kN
Power Supply 600VAC/50Hz
Rated Power (Continuous) 375kW
Spindle Speed Range 0~180r/min
Continuous Drilling Torque 44kN·m
Maximum Make-up Torque 66kN·m
Backup Wrench Pipe Range φ86~φ202mm
Hydraulic System Working Pressure 16MPa
IBOP Rated Pressure 70MPa
Mud Passage 76mm
Center Tube Through Hole Rated Pressure 35MPa
Main Body Weight 10t
Operating Temperature -45℃~55℃
Henan Zhongrong Petroleum Equipment Co., Ltd.
  • No. 66, Secondary Road, Optoelectronics Industrial Cluster Area, Longsheng Industrial Park, Jingang Street, Wolong District, Nanyang City, Henan Province
  • China
  • 86 15638889690
  • hnzhongrongshiyou@163.com
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