Industrial Diesel Power Units - Highly Regulated

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

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Cat^® C7.1 Industrial Power Unit

The C7.1 ACERT™ Industrial Power Unit is offered in ratings ranging from 151-205 bkW (202-275 bhp) @ 1800-2200 rpm. These ratings meet 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.

Specification Summary
Minimum Power 151 kW
Maximum Power 205 kW
Rated Speed 1800-2200 rpm
Emissions U.S. EPA Tier 4 Final, EU Stage IV
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Power Rating

Minimum Power	151 kW
Maximum Power	205 kW
Rated Speed	1800-2200 rpm

Emission Standards

Emissions	U.S. EPA Tier 4 Final, EU Stage IV

General

Engine Configuration	Inline 6, 4-Stroke-Cycle Diesel
Bore	105 mm (4.13 in)
Stroke	135 mm (5.3 in)
Displacement	7.01 L (427.7 in³)
Aspiration	Series Turbocharged Aftercooled (TTA)
Compression Ratio	16.5:1
Rotation from Flywheel End	Counterclockwise

Power Unit Dimensions - Approximate

Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C	1000 kg (2204 lb)
Height	916 mm (36.1 in)
Length	1461 mm (57.5 in)
Width	1769 mm (69.6 in)

Aftertreatment Dimensions - Approximate

Height	618.5-643.9 mm (24.3-25.3 in)
Weight	124-134 kg (273.4-295.4 lb)
Diameter	287-337.8 mm (11.3-13.3 in)
Width	714.4 mm (28.1 in)

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
- ACERT™ Technology
- Innovative filter design to ensure maximum protection of the engine
Lube System
- Wide choice of sumps for different applications
Power Take Off
General
- Paint: Caterpillar yellow, with optional colors available at request
Paint: Caterpillar yellow, with optional colors available at request
U.S. EPA Tier 4 Interim, EU Stage IIIB Aftertreatment / Clean Emissions Control Equipment
- Cat Regeneration System
- Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
- NOx Reduction System (NRS)
- 3" flex pipe connection kit with straight, 45°, and 90° options for flexibility
Cat Regeneration System
Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
NOx Reduction System (NRS)
3" flex pipe connection kit with straight, 45°, and 90° options for flexibility
U.S. EPA Tier 4 Final, EU Stage IV 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
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