DDW-7540/15040

Description

Main Parameters
Dimensions (L×W×H) 10 m / 2.3 m / 3.2 m Machine Weight 21.5 T
Rotary Head Max. Speed 140 r/min Rotary Head Max. Torque 40,000 N·m
Thrust-Pull Back Force 750 kN Carriage Speed 46 m/min
Engine Power 294 kW / 2,100 rpm Drill Rod Spec. Ø102 / Ø114 × 4500 mm

Performance Characteristics
  1. Powered by a 294 kW Cummins Stage IV electronically controlled turbocharged diesel engine, delivering strong power output and stable performance.
  2. Hydraulic and electrical systems are designed for high performance, low failure rate, and simple maintenance.
  3. The rotation hydraulic system uses a high-efficiency, energy-saving closed-loop design. Linde closed-loop hydraulic pumps are paired with French Poclain low-speed high-torque rotary motors, delivering high torque and strong impact resistance.
  4. Twin rotary motor design supports three speed ranges, allowing optimal efficiency across different formation types.
  5. Thrust/pull-back uses an efficient, energy-saving load-sensing system with proportional speed control, outputting power on demand according to load requirements.
  6. The control system uses multifunction joysticks for simple, comfortable operation, reducing operator fatigue.
  7. Floating spindle design protects drill rod threads from damage during operation.
  8. Combined wire-controlled and manual emergency travel system, with wide operator visibility for enhanced safety.
  9. Standard equipment includes a rotating rod handler, air-conditioned cabin, and onboard crane — improving construction efficiency, ensuring personnel safety, and reducing operator workload.
  10. Onboard 950 L high-flow mud pump effectively drives rock drilling tools, expanding the range of suitable applications.
  11. Compatible drill rods include Ø102×4500 and Ø114×4500 mm (custom). Please specify at time of order.
  12. Custom 6-meter drill rod configurations are available.

Technical Specifications
Parameters Description Unit Specification
Engine
Power Rated power kW 294
Rated Speed Rated speed rpm 2,100
Rotary Head Unit
Max. Torque Spindle torque, max. N·m 40,000
Max. Speed Spindle speed, max. rpm 150 / 160
Mast Type
Thrust-Pull Back Force Thrust-Pull back force kN 750 (upgradable to 1,500)
Carriage Speed Carriage speed m/min 0 – 46
Entry Drill Angle Entry drill angle ° 14
Track Chassis (Steel Crawler)
Transport Dimensions L × W × H m 10 × 2.3 × 3.2
Weight Machine weight T 21.5
Drill Rod Spec. Drill rod (Dia. × Length) mm Ø102 / 114 × 4500
Mud Pump
Max. Flow Max. flow L/min 1,000
Max. Pressure Max. pressure MPa 10
Hydraulic System
Working Pressure Working pressure MPa —
Hydraulic Capacity Hydraulic oil tank capacity L —
Clamp
Max. Clamp Force Max. clamp force kN —
Max. Break Torque Max. break torque N·m —
Clamp Range Clamp range, max. mm —
Wrench Separation Distance between wrenches, max. mm —

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