The C7.1 Industrial Power Unit is offered in ratings ranging from 151-225 kW (202-302 hp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage V and Japan 2014 (Tier 4 Final) 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.
Features
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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.
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High Performance
Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque.
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Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
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Fuel & Oil
Tier 4 Final, EU Stage V and Japan 2014 (Tier 4 Final) 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.
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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.
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Package Size
Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
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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
Specifications
Units for specifications
Power Rating
| Maximum Power | 302 hp 225 kW |
|---|---|
| Maximum Torque | 940 lb-ft @ 1400 rpm 1274 Nm @ 1400 rpm |
| Rated Speed | 1800-2200 rpm |
| Minimum Power | 202 hp 151 kW |
Emission Standards
| Emissions | U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) |
|---|
General
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel |
|---|---|
| Bore | 4.1 in 105 mm |
| Stroke | 5.3 in 135 mm |
| Displacement | 427.7 in³ 7.01 l |
| Compression Ratio | 16.5:1 |
| Aspiration | Series Turbocharged Aftercooled (TTA) |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | DOC+DPF+SCR |
Power Unit Dimensions
| Length | 69.6 in 1769 mm |
|---|---|
| Width | 36.1 in 916 mm |
| Height | 57.5 in 1461 mm |
| Weight | 2204 lb 1000 kg |
Aftertreatment Dimensions
| Length | 30.4 in 771 mm |
|---|---|
| Width | 31.2 in 793 mm |
| Height | 18.4 in 468 mm |
| Weight | 198 lb 90 kg |
Standard Equipment
Air Inlet
- Standard air cleaners
Control System
- Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
- Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines
Cooling System
- Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
- 50:50 water glycol mix
- Guidance on cooling system design available through your dealer to ensure equipment reliability
Flywheels and Flywheel Housing
- Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
Fuel System
- Electronic high pressure common rail
Lube System
- Wide choice of sumps for different applications
General
- Paint: Caterpillar yellow, with optional colors available at request
U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) Aftertreatment/ Clean Emissions Control Equipment
- Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
- NOx Reduction System (NRS)
- Selective Catalytic Reduction (SCR)
- 3" flex pipe connection with straight, 45°, and 90° options for flexibility