C3.4B, LESS THAN 56 KW (75 HP)

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.


SPECIFICATIONS
Power Rating
Minimum Power 74 BHP
Maximum Power 74 BHP
Rated Speed 2200


Emission 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


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


Aftertreatment Dimensions - Approximate
Diameter 149 mm (5.8 in)
Weight 509 mm (20 in)
Length 509 mm (20 in)


BENEFITS & FEATURES
Reliable, Quiet and Durable Power


World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

High Performance


Leading-edge technology provides significant improvements in power, torque, fuel consumption and response. Technology includes single smart wastegated turbo systems, durable high pressure common rail technology, and closed circuit breathing system.

Fuel Efficiency


Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Fuel & Oil


Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

Broad Application Range


Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

World-class Product Support Offered Through Global Cat Dealer Network


  • Scheduled maintenance, including SOS℠ sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

EQUIPMENT
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


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