Product Feature
◆Equipped with 264 kW CUMMINS construction equipment specialized engine to ensure high performance of the rig.
◆Plunger hydraulic motors are equipped on thrust/pullback and rotation systems and can be switched into both high- & low-speed modes, providing strong adaptivity of different work conditions and high performance.
◆Patented rotating cooling mechanism can effectively prevent speed reducer from failure and help with high-efficiency performance of the system.
◆Force enhancing mechanism can increase the pullback force up to 1500 kN, better ensuring user’s capacity in big bore project.
◆Optimum design of hydraulic and electric circuits provides extra efficiency.
◆Wide vision, dual-mode by American SAUER electronic handle, electronic-proportional controlled walking system, suitable operation, high efficiency and good safety are featured.
Product Parameter
Engine | Brand | Cummins |
Rated Power kW | 264 | |
Thrust-Pull | Style | Rack and pinion |
Thrust/Pull force | 1000/1500 | |
（kN） | ||
Thrust/Pull force | 0-28 | |
（m/min） | ||
Rotation | Torque（N·m） | 50000 |
Spindle speed（r/min） | 0-120 | |
Mud pump | Max flow rate（L/min） | 600/800 |
Max pressure（MPa） | 8±0.5 | |
Pipe | Diameter*Length（mm*m） | Φ102*6 |
Entry angle | ° | 10月18日 |
Backreamer diameter | mm | Φ1400 |
Weight | T | 23.5 |
Dimension | mm | 11200*2600 |
（L*W*H） | *2800 |
