Hydraulic type machine
Connected power
Mains supply 1000 volts, 50 Hz, 150 kVA
Diesel Genset supply 350 kVA unit
Compact design
4.3 m extended height
Pilot thrust
220 kN (49,000 lbs)
Reaming thrust
1,335 kN @ 240 bar (300,000 lbs )
Reaming torque
60 kN m (44,000 ft lbs)
Pilot Drilling speed
0 – 59 rpm variable
Reaming speed
0 – 15 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
6 tonnes, including sled 9 tonnes