DH47A-H

Borehole Diameter 115-185 mm
Rated Power 73.5/75 kW
Engine YuChai/WeiChai
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product name

DH47A-H

product name
Pipe Sizes 64/76/89x3000 mm
Hammer Size 3''/4''/5''/6''
Max Rotation Speed 70 rpm
Max Rotation Torque 3680 N·m
Feeding Stroke 3750 mm
Feed Extension 1260 mm
Feed Speed 0.59 m/s
Feed Force 12 kN
Pull Up Force 30 kN
Length of Feed Beam 6300 mm
Max Walking Speed 3 km/h
Track Oscillation ±13 °
Grad Ability 32 °
Rated Power 73.5/75 kW
Engine YuChai/WeiChai
Length 6500 mm
Width 2310 mm
Height 2450 mm
Weight 6800 kg
Ground Clearance 320 mm
  • Special designed floating pipe and hose reel protects the hydraulics and air pipes and hoses, achieving a stable output of hydraulic energy and a longer service life of the oil lines.
  • Standard two-stage effectively protect the environment and the health of operators.
  • The unique control system offers auto adjustment of feed rate and pressure, rotation torque and impact pressure so as to reduce the failures such as jamming.
  • Utilization of high precision filter elements ensures the cleanliness of hydraulics and extends service life time of the hydraulic components.