Industrial Diesel Power Units C7.1

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Key Specs

Maximum Power
275 HP
205 kW
Emissions
U.S. EPA Tier 4 Final
U.S. EPA Tier 4 Final
Rated Speed
1800-2200 rpm
1800-2200 rpm

Overview

The C7.1 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.

Product Specifications for C7.1

Maximum Power 275 HP 205 kW
Rated Speed 1800-2200 rpm 1800-2200 rpm
Minimum Power 202 HP 151 kW
Emissions U.S. EPA Tier 4 Final U.S. EPA Tier 4 Final
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel 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 16.5:1
Aspiration Series Turbocharged Aftercooled (TTA) Series Turbocharged Aftercooled (TTA)
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment DOC+DPF+SCR DOC+DPF+SCR
Length 57.5 in 1461 mm
Width 69.6 in 1769 mm
Height 36.1 in 916 mm
Weight 2204 lb 1000 kg
Width 28.1 in 714 mm
Height 25.3 in 644 mm
Weight 296 lb 134 kg
Diameter 13.3 in 338 mm

C7.1 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
  • ACERT™ Technology
  • Innovative filter design to ensure maximum protection of the engine

Lube System

  • Wide choice of sumps for different applications

General

  • 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

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

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