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Cat® C3.4B Industrial Power Unit

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    Cat® C3.4B Industrial Power Unit

    The Cat® C3.4B Industrial Power Unit is offered at 55.4 bkW (74.3 bhp) @ 2200 rpm, which meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad emission standards. Conveniently pre-configured for a wide range of applications, the Cat Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

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    Minimum Power
    74 bhp
    Maximum Power
    74 bhp
    Emissions
    Meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad standards
    Rated Speed
    2200

    Power Rating

    Minimum Power
    74bhp
    Maximum Power
    74bhp
    Rated Speed
    2200
    Maximum Torque
    234.5lb-ft @ 1600 rpm
    Minimum Power
    74HP
    Maximum Power
    74HP
    Rated Speed
    2200

    Emission Standards

    Emissions
    Meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad standards
    Emissions
    Meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad standards

    General

    Engine Configuration
    In-Line 4, 4-Stroke-Cycle Diesel
    Bore
    99 mm (3.9 in)
    Stroke
    110 mm (4.3 in)
    Displacement
    3.4 L (207.5 in³)
    Aspiration
    Turbocharged
    Compression Ratio
    17:1
    Rotation (from flywheel end)
    Counterclockwise
    Bore
    3.9in
    Stroke
    4.3in
    Displacement
    207.5in³
    Engine Configuration
    In-Line 4, 4-Stroke-Cycle Diesel
    Bore
    99 mm (3.9 in)
    Stroke
    110 mm (4.3 in)
    Displacement
    3.4 L (207.5 in³)
    Aspiration
    Turbocharged
    Compression Ratio
    17.0:1
    Rotation from Flywheel End
    Counterclockwise

    Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

    Diameter
    149 mm (5.8 in)
    Weight
    509 mm (20 in)
    Length
    509 mm (20 in)

    Power Unit Dimensions

    Weight
    792lb

    Aftertreatment Dimensions

    Length
    20in
    Diameter
    5.8in

    Power Unit Dimensions - Approximate

    Length
    1242 mm (48.9 in)
    Width
    705 mm (27.7 in)
    Height
    957 mm (37.6 in)
    Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
    359 kg (791.5 lb)

    Aftertreatment Dimensions - Approximate

    Diameter
    149 mm (5.8 in)
    Weight
    509 mm (20 in)
    Length
    509 mm (20 in)

    Standard Equipment:

    • Air Inlet System
      • Standard air cleaners
    • Control System
      • Full electronic control system
      • Fully integrated, engine-mounted electronic control unit
      • Waterproof connectors and wiring looms
      • Flexible and configurable software features and J1939 standard communications I/O
    • Flywheels And Flywheel Housing
      • SAE3 configuration
    • Fuel System
      • Engine-mounted fuel filters
      • Electronic high pressure common rail fuel pump and injectors
    • Lube System
      • Lubricating oil filters and breathers
    • General
      • Cold start capability to -20° C (-4° F)
      • Paint: Caterpillar yellow, with optional colors available at request
    • U.s. Epa Tier 4 Final, Eu Stage Iiib Aftertreatment/clean Emissions Control Equipment
      • Through Flow Diesel Particulate Filter (DPF)
      • Diesel Oxidation Catalyst (DOC)
      • Flex pipe connection kit with straight and 90° options for flexibility

    Optional Equipment: