Hydraulic type machine
Connected power
Mains supply 1000 volts, 50 Hz, 150 kVA
Diesel Genset Supply 250 kVA unit
Compact design
3.0 m extended height
(plus 500 mm high support beams)
Pilot thrust
912 kN @ 241 bar (205,000 lbs)
Reaming thrust
912 kN @ 241 bar (205,000 lbs)
Reaming torque
50 kN m (36,600 ft lbs)
Pilot Drilling speed
0 – 80 rpm variable
Reaming speed
0 – 20 rpm variable
Transporter
sled with inbuilt erection device
Beams to allow hole break through
(if required)
Air consumption
12 m³/min @ 7 bar
Water consumption for cooling
approximately 60 litres/min
Water consumption for pilot drilling
approximately 500 litres/min
which is recirculated via sumps
Raiseborer weight
9 tonnes, including support beams