240A Jacking Frame
240A Jacking Frame
- Dimensions: 48 x 118 x 55 in. (1219 x 2997 x 1397 mm)
- Assembly Weight: 4,500 lbs. (2,041 kg)
- Cylinder Stroke: 48 in. (1219 mm)
- Operating Pressure (Max.): 5,000 psi (34,475 kPa)
- Elevation: 27 to 33 in. (686 to 838 mm) from shaft floor to drive center
- Operating Grade (Max.): 10%
- Single stage frame assembly includes standard base frame, drive swivel adapter, alignment adapter, and pilot tube hydraulic make-up tool.
- Two-speed hydraulic operator-controlled motor.
- Two 48” cylinders for advancing and retracting the gearbox assembly.
- Hydraulic pressure gauges for monitoring jacking and rotation system pressures.
- Quick coupler connections with lock for secure hydraulic hose installation.
- Jacking functions: 0 to 26 gpm @ 5,000 psi.
- Rotation functions: 0 to 34 gpm @ 5,000 psi.
- Designed for trenchbox shafts with two stabilizer legs for frame setup.
- Can operate in standalone or auger boring operations.
- 48” stroke cylinders for smooth, continuous advancement of jacking frame.
- Rotational Torque: 10,500 ft-lbs (14,238 N•m)
- Jacking Force: 100 Ton (91 mt)
- Pull Back Force: 50 Ton (45 mt)
- Hydraulic Motor: Two Speed
- High Speed: 50 rpm
- Low Speed: 25 rpm
- Hydraulic pressure gauges for thrust and rotation system pressures.
- Quick couplers for pressure, return, load sense, and case drain hydraulic hoses from the GBM P100Q Power Pack.
- High pressure valves for jacking, rotation, and frame travel functions.
- Low pressure valves for hydraulic make-up tool, rotation speed, and auxiliary functions.
- Hydraulic make-up tool for tightening and separating pilot tubes in the launch shaft.
Catalog excerpts
The quick couplers connect to the pressure, return, load sense, and case drain hydraulic hoses from the GBM P100Q Power Pack. High pressure valves for jacking, rotation, & frame travel functions. Hydraulic pressure gauges for monitoring thrust and rotation system pressures. Low pressure valves for hydraulc make-up tool, rotation speed, and auxiliary functions. Dual 48” Single Stroke Cylinders The hydraulic make-up tool is used to tighten each section of the pilot tubes as they are installed in the launch shaft. In pull back operation, the make-up tool is used to separate the pilot tubes in the...
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