Cat® C7.1 Industrial Power Unit
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 IV 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.
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Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 302 | hp | 225 | kW | |
| Maximum Torque | measurement | 940 | lb-ft @ 1400 rpm | 1274 | Nm @ 1400 rpm | |
| Rated Speed | text | 1800-2200 rpm |
Documents & Spec Sheets
Features & Benefits
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
Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque.
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 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.
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.
Package Size
Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
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
Complete Specifications
Power Rating
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 302 | hp | 225 | kW | |
| Maximum Torque | measurement | 940 | lb-ft @ 1400 rpm | 1274 | Nm @ 1400 rpm | |
| Rated Speed | text | 1800-2200 rpm | ||||
| Minimum Power | measurement | 202 | hp | 151 | kW | |
| Emissions | text | U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) | ||||
| Engine Configuration | text | Inline 6, 4-Stroke-Cycle Diesel | ||||
| Bore | measurement | 4.1 | in | 105 | mm | |
| Stroke | measurement | 5.3 | in | 135 | mm | |
| Displacement | measurement | 427.7 | in³ | 7.01 | l | |
| Compression Ratio | text | 16.5:1 | ||||
| Aspiration | text | Series Turbocharged Aftercooled (TTA) | ||||
| Rotation from Flywheel End | text | Counterclockwise | ||||
| Aftertreatment | text | DOC+DPF+SCR | ||||
| Length | measurement | 69.6 | in | 1769 | mm | |
| Width | measurement | 36.1 | in | 916 | mm | |
| Height | measurement | 57.5 | in | 1461 | mm | |
| Weight | measurement | 2204 | lb | 1000 | kg | |
| Length | measurement | 30.4 | in | 771 | mm | |
| Width | measurement | 31.2 | in | 793 | mm | |
| Height | measurement | 18.4 | in | 468 | mm | |
| Weight | measurement | 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