250 ton Top drive DQ30 for land drilling rig and workover rig
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Class
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DQ40B-VSP
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Nominal drilling depth range (114mm drill pipe)
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4000m-4500m
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Rated Load
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2666 KN
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Working Height (2.74m Lifting Link)
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5770mm
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Rated Continuous Output Torque
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50 KN.m
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Maximum Breaking Torque
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75 KN.m
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50 KN.m
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Rotating Link Adaptor Rotation Angle
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0-360°
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Speed Range of Main Shaft(infinitely adjustable)
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0-180r/min
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Back clamp clamping range of drill pipe
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85mm-187mm
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Mud circulation channel rated pressure
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35/52 MPa
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Hydraulic system working pressure
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0-14 Mpa
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Main motor rated power
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470KW
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Electric control room input power
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600 VAC/50Hz
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Applicable ambient temperature
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-45℃~55℃
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Distance between main shaft center and guide rail center
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525×505mm
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IBOP rated pressure(Hydraulic / Manual)
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105 MPa
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Dimensions
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5600mm*1255mm*1153mm
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