C4.4 ACERT™
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Specifications
Overview
The Cat® C4.4 ACERT™ Industrial Power Unit is offered in ratings ranging from 96.5 bkW (129.4 bhp) @ 2200 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent 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 3 Equivalent, EU Stage IIIA Equivalent U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent | More |
General
| Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel | More |
| Bore | 105 mm (4.1 in) 105 mm (4.1 in) | More |
| Stroke | 127 mm (5.0 in) 127 mm (5.0 in) | More |
| Displacement | 4.4 L (268.5 in³) 4.4 L (268.5 in³) | More |
| Aspiration | Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) | More |
| Compression Ratio | 16.2:1 16.2:1 | More |
| Combustion System | Direct Injection Direct Injection | More |
| Rotation (from flywheel end) | Counterclockwise Counterclockwise | More |
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
| Length | 1358 mm (53.5 in) 1358 mm (53.5 in) | More |
| Width | 749 mm (29.5 in) 749 mm (29.5 in) | More |
| Height | 963 mm (37.9 in) 963 mm (37.9 in) | More |
| Weight - Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) | 520 kg (1146 lb) 520 kg (1146 lb) | More |
Benefits & Features
Emissions
Meets U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Available using U.S. EPA Flexibility or EU Flexibility, and for other regulated and non-regulated areas.
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.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
Low Cost Maintenance
Convenient positioning of service points on right-hand side for easy accessibility. Service intervals are 500 hours as standard.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM 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
C4.4 ACERT™Standard Equipment
Air Inlet System
- Mounted air filter and turbocharger
Control System
- Available in 12 volt or 24 volt systems
- Starter motor 12V or 24V
Cooling System
- Fan (pusher or puller)
- Fan drive
- Radiator
- Water pump
Flywheels and Flywheel Housing
- Flywheel
- SAE No. 3 flywheel housing
Fuel System
- Fuel filter
- ACERT™ Technology
Lube System
- Oil cooler
- Lube oil filter
- Timing case oil filler
Mountings
- Engine mounting brackets
Power Take Off (PTO)
- SAE A or SAE B front PTO (142/280 NM)
General
- Paint: Caterpillar yellow, with optional colors available at request