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Excavators

PC450LC-8

Crawler excavators

  • Engine power (HP) 345
  • Engine power (kW) 257

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Our PC450LC-8 is designed for heavy construction applications, delivering high productivity and lower owning and operating costs. As with all our construction excavators, key components are designed and manufactured by Komatsu to work together in an integrated package. And it comes standard with our Komtrax remote monitoring and location system, backed by our Australia-wide service and support network.

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    Comfortable ride with viscous cab mount

    PC450LC-8 uses viscous damper mounting for cab that incorporates longer stroke and the addition of spring. The new cab damper mounting combined with high rigidity deck aids vibration reduction at operator seat.

     

    Comfortable ride with viscous cab mount

    Specifications

    Metric Imperial (US)
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    • HydrauMind Type: HydrauMind System

    • Relief valve setting

      • Travel: 2 x axial piston motor with parking brake
      • Swing: 1 x axial piston motor with swing holding brake
      • Implement circuits (psi): 5404.85
      • Travel circuit (psi): 5405
      • Implement circuits (MPa): 37.27
      • Swing circuit (psi): 4054
      • Implement circuits (kgf/cm²): 380
      • Swing circuit (kgf/cm²): 285
      • Swing circuit (MPa): 27.94
      • Travel circuit (kgf/cm²): 380
      • Travel circuit (MPa): 37.3

    • Main pump

      • Pumps for: Boom, arm, bucket, swing, and travel circuits
      • Maximum flow (L/min): 690
      • Maximum flow (US gpm): 182.28

    • Hydraulic cylinders

      • Arm (Number of cylinders – bore x stroke x rod diameter)(in): 7.28 x 78.15 x 5.12
      • Arm (Number of cylinders – bore x stroke x rod diameter)(mm): 1-185 x 1985 x 130

    • Bucket crowd force - ISO (kgf): 28300
    • Digging depth - maximum (mm): 7790
    • Arm crowd force - ISO (kgf): 23800
    • Maximum reach at ground level (mm): 11800
    • Swing radius (in): 143.5
    • Maximum reach at ground level (in): 464.6
    • Boom size (m) and type: 7.1 standard
    • Arm size (m) and type: 3.4 standard
    • Swing radius (mm): 3645

    • Aspiration: Turbocharged, aftercooled, cooled EGR
    • Piston displacement (in³): 673.69
    • Piston displacement (L): 11.04
    • Fan drive method for radiator cooling: Mechanical

    • Horsepower

      • SAEJ1995 - Gross (HP): 362
      • SAEJ1995 - Gross (kW): 270
      • ISO 9249 / SAE J1349 - Net (HP): 345
      • ISO 9249 / SAE J1349 - Net (kW): 257

    • Pilot circuit (kgf/cm³): 33

    • Center frame: X-frame leg
    • Track frame: Box-section
    • Track adjuster: Hydraulic
    • Number of shoes (each side): 49
    • Number of carrier rollers (each side): 2
    • Number of track rollers (each side): 8

    • Maximum drawbar pull (kgf): 33700
    • Parking brake: Mechanical disc brake
    • Gradeability: 70 %

    • Coolant (US gal): 9.51
    • Engine (US gal): 9.77
    • Swing drive (L): 20
    • Swing drive (US gal): 5.28
    • Hydraulic tank (L): 248
    • Hydraulic tank (US gal): 65.52
    • DEF tank (US gal): None
    • Fuel tank (l): 650
    • Engine (L): 37
    • Coolant (L): 36
    • DEF tank (L): None

    • Drive method: Fully hydrostatic
    • Swing reduction: Planetary gear
    • Swing circle lubrication: Grease-bathed
    • Service brake: Hydraulic lock
    • Holding brake/Swing lock: Mechanical disc brake
    • Swing speed (rpm): 9.1
    • Driven by: Hydrostatic

    • Overall track width (in): 131.5
    • Overall track width (mm): 3340