DQ70BS-VSP Top Drive,500TON,7000M,78 KN.M Torque
| Class | DQ70BS-VSP | 
| Nominal drilling depth range (114mm drill pipe) | 7000m | 
| Rated Load | 4500 KN | 
| Working Height (96” Lifting Link) | 6700mm | 
| Rated Continuous Output Torque | 78 KN.m | 
| Maximum Breaking Torque | 117KN.m | 
| Static maximum braking torque | 78 KN.m | 
| Rotating Link Adaptor Rotation Angle | 0-360° | 
| Speed Range of Main Shaft(infinitely adjustable) | 0~220 r/min | 
| Back clamp clamping range of drill pipe | 85-220mm | 
| Mud circulation channel rated pressure | 52 MPa | 
| Hydraulic system working pressure | 0~14 Mpa | 
| Main motor rated power | 2*450KW | 
| Electric control room input power | 600 VAC/50Hz | 
| Applicable ambient temperature | -45℃~55℃ | 
| Distance between main shaft center and guide rail center | 880mm | 
| IBOP rated pressure(Hydraulic / Manual) | 105 MPa | 
| Dimensions | 5760mm*1724mm*1700mm | 
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