Hydraulic type machine
Connected power
Mains supply 1000 volts, 50 Hz, 150 kVA
Diesel Genset supply 250 kVA unit
Compact design
3.2 m extended height
Pilot thrust
828 kN (186,000 lbs)
Reaming thrust
828 kN (186,000 lbs)
Reaming torque
41 kN m (30,000 ft lbs)
Pilot Drilling speed
0 – 44 rpm variable
Reaming speed
0 – 12 rpm variable
Transporter
sled mounted 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 300 litres/min
which is recirculated via sumps
Raiseborer weight
9 tonnes including sled