C7.1 ACERT

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Overview

The C7.1 ACERT™ 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.

Power Rating

Units:
Minimum Rating 156.0 bhp 116.0 bkW Less
Maximum Rating 275.0 bhp 205.0 bkW Less
Rated Speed 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm Less

Emission Standards

Emissions China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent. Designed to meet China Stage III emission standards. China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent. Designed to meet China Stage III emission standards. Less

General

Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel Less
Bore 105 mm (4.1 in) 105 mm (4.1 in) Less
Stroke 135 mm (5.3 in) 135 mm (5.3 in) Less
Displacement 7.01 L (427.7 in³) 7.01 L (427.7 in³) Less
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Less
Compression Ratio 16.8:1 16.8:1 Less
Combustion System Direct Injection Direct Injection Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less

Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)

Length 1728 mm (68 in) 1728 mm (68 in) Less
Width 788 mm (31 in) 788 mm (31 in) Less
Height 1140 mm (44.8) 1140 mm (44.8) Less
Weight - Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) 788 kg (1737 lbs) 788 kg (1737 lbs) Less

Emissions

Meets China Stage II, U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Available using U.S. EPA flex provisions and EU flex provisions, 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.

High Performance

Simple and efficient turbocharger provides optimal air management and improved fuel efficiency.

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Fuel & Oil

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.

Quality

Every Cat engine is manufactured to stringent standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including S•O•S℠ 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

C7.1 ACERT 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
  • Cooling system designed for operation in 48 C (118 F) ambient.

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
  • SAE A or SAE B flanges on left-hand side. Right-hand side twin PTO also available. Engine power can also be taken from the front of the engine on some applications.

General
  • Paint: Caterpillar yellow