C3.4B, Greater than 56 kW (75 hp)
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Specifications
Overview
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.
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. 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. | More |
General
| Engine Configuration | In-Line 4, 4-Stroke-Cycle Diesel In-Line 4, 4-Stroke-Cycle Diesel | More |
| Bore | 99 mm (3.9 in) 99 mm (3.9 in) | More |
| Stroke | 110 mm (4.3 in) 110 mm (4.3 in) | More |
| Displacement | 3.4 L (207.5 in³) 3.4 L (207.5 in³) | More |
| Aspiration | Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) | More |
| Compression Ratio | 17:1 17:1 | More |
| Rotation (from flywheel end) | Counterclockwise Counterclockwise | More |
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
| Length | 1252 mm (49.3 in) 1252 mm (49.3 in) | More |
| Width | 705 mm (27.7 in) 705 mm (27.7 in) | More |
| Height | 1033 mm (40.7 in) 1033 mm (40.7 in) | More |
| Weight - Approximate, Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) | 407 kg (897 lb) 407 kg (897 lb) | More |
Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)
| DOC Weight | 15 kg (33 lb) 15 kg (33 lb) | More |
Benefits & Features
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage IV emission standards.
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.
Low Cost Maintenance
Worldwide service delivers ease of maintenance and simplifies the servicing routine. Capable of optimal oil change intervals of 500 hours. Service-free through-flow diesel particulate filter (DPF) for Tier 4 Final, Stage IIIB. The S·O·S℠ program is available from your Cat dealer to determine oil change intervals and provide optimal performance.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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
Tier 4 Final, Stage IV Aftertreatment Features
Technology and Power. The DOC/SCR technology provides customers with a compact aftertreatment solution. The DOC/SCR is invisible to the operator while equipment is being used.
Mounting. On engine mounted DOC/Mixer. Flexibility of remote mounting of SCR can in various orientations.Service. Aftertreatment is designed to be service free for the emissions life of the engine.
Equipment
C3.4B, Greater than 56 kW (75 hp)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