Cat® C3.4B Industrial Power Unit

Cat® C3.4B Industrial Power Unit

The Cat® C3.4B Industrial Power Unit is offered at 75-86 bkW (100-115 bhp), which meets U.S. EPA Tier 4 Final, EU Stage IV 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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Power Rating

Minimum Power
100bhp
Maximum Power
115bhp
Rated Speed
2200

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. U.S. EPA Tier 4 Interim Equivalent or EU Stage IIIB Equivalent ratings also available using EPA or EU Flex Provisions.

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 Aftercooled (TA)
Compression Ratio
17:1
Rotation (from flywheel end)
Counterclockwise

Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)

Length
1252 mm (49.3 in)
Width
705 mm (27.7 in)
Height
1033 mm (40.7 in)
Weight - Approximate, Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C)
407 kg (897 lb)

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

DOC Length
320 mm (12.6 in)
DOC Diameter
196 mm (7.7 in)

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

DOC Weight
15 kg (33 lb)

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options

SRC Length
520 mm (20.47 in)
SCR Weight
20 kg (44 lb)
SCR Diameter
251 mm (9.88 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 Iv Aftertreatment/clean Emissions Control Equipment
    • Diesel Oxidation Catalyst (DOC)
    • Selective Catalytic Reduction (SCR)
    • SCR Auxiliaries are available in a range of tanks and heated lines