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Hole diameter | 138 - 178 mm | Hole cleaning method | compressed air |
DTH impactor | 5”, 6” | Drill pipe length | 5000 mm |
Engine output | 335 kW (Tier 3) | Maximum drilling depth | 40m |
Air compressor exhaust flow and pressure | 24,6 m³/min @ 24 bar 869 cfm @ 348 psi | Turning head stroke | 5990 mm |
Drill pipe | 102 / 114 mm 4”/4½” | Drill pipe length | 5000 mm |
Hydraulic motor | OMVS 400 | Push/lift force | 32 kN |
Working pressure | 180 bar | Propulsion beam swing | -30/+95° |
Rotation speed | 0…80 rpm | Propulsion beam pitch | -35/+93° |
Rotary torque (drilling/unloading rod) | 4300/7000Nm | Ground length | 2510 mm |
Impactor lubrication | air/oil mist (electronic pulse) | Ground clearance | 420 mm |
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