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  • General Information

    More Sturdier


    Owing to the improvements made in arm and boom structure, undercarriage and attachment groups by using more durable materials in H4 Series, HMK 520 LC HD has a more durable structure and offers high performance and long-life usage providing the strength and durability needed in marble quarries, mines and large construction sites.

  • Technical Specs

      • ENGINE
        • Brand - Model
          ISUZU-6UZ1X
        • Type
          Double variable displacement axial piston pumps
        • Number of cylinders
          6
        • Bore x Stroke
          120 mm x 145 mm
        • Displecement
          9839 cc
        • Maximum Power
          362 HP (270 kW) @1900 rpm / SAE J1995 (Gross)
        • Maximum Torque
          1650 Nm @1300 rpm (Gross)
      • Hydrualic System
        • Pump Type
          Double variable displacement axial piston pumps
        • Max. Flow
          2 x 376 L/min
        • Pilot Pump
          29 L/min
      • Relief Valves
        • Attachment
          330 kgf/cm2
        • Power Boost
          355 kgf/cm2
        • Travel
          330 kgf/cm2
        • Swing
          330 kgf/cm2
        • Pilot
          40 kgf/cm2
      • Swing Motor
        • Swing Motor
          Axial piston type integrated with shock absorber valves
        • Reduction
          3 stage planetry gear
        • Swing Speed
          7,7 rpm
      • Max. Drawbar Pull
        • Max. Drawbar Pull
          35.880 kgf
        • High Speed
          4,60 km/h
        • Low Speed
          2,80 km/h
      • Bucket capacity
        • Bucket capacity
          3,20 m3
        • Max. Digging Depth
          7.480 mm
        • Max.Reach at Ground Level
          11.780 mm
        • Max.Digging Height
          11.580 mm
      • Digging Performance
        • Bucket Digging Force (ISO)
          28.500 kgf
        • Arm Breakout Force (ISO)
          27.600 kgf
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