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C6.6 ACERT™

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Overview

The Cat® C6.6 ACERT™ Industrial Power Unit is offered in ratings ranging from 129.5-168 bkW (173.7-225.3 bhp) @ 1800-2500 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent 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.

Power Rating

  • Minimum Rating 173.7 BHP 129.5 bkW
  • Maximum Rating 225.0 BHP 168.0 bkW
  • Rated Speed 2200 rpm 2200 rpm

Emission Standards

  • Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

General

  • Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
  • Bore 105 mm (4.1 in) 105 mm (4.1 in)
  • Stroke 127 mm (5.0 in) 127 mm (5.0 in)
  • Displacement 6.6 L (402.8 in³) 6.6 L (402.8 in³)
  • Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
  • Compression Ratio 16.2:1 16.2:1
  • Combustion System Direct Injection Direct Injection
  • Rotation from Flywheel End Counterclockwise Counterclockwise

Power Unit Dimensions - Approximate

  • Height 1144 mm (45 in) 1144 mm (45 in)
  • Length 1708 mm (67.23 in) 1708 mm (67.23 in)
  • Weight - Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C 709 kg (1563 lb) 709 kg (1563 lb)
  • Width 767 mm (30.2 in) 767 mm (30.2 in)

Emissions

Meets U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Available using U.S. EPA Flexibility or EU Flexibility, and for other regulated and non-regulated areas.

High Performance

With maximum torque levels maintained, this engine provides class-leading power take-off capability.

Low Cost Maintenance

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Hydraulic tappets, multi-vee belts, "no ash service" aftertreatment, and 500-hour oil change intervals enable low-cost maintenance. Many service items have a choice of location on either side of the engine to enable choice of service access. The S·O·SSM program is available from your Cat dealer to determine oil change intervals and provide optimal performance.

Quality

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

C6.6 ACERT™ Standard Equipment

Air Inlet System

  • Mounted air filter and turbocharger

Control System

  • Alternator 12 volt 14 amp
  • Starter motor 12 volt
  • Glow plug starting aid

Cooling System

  • Fan (pusher or puller)
  • Fan drive
  • Radiator
  • Water pump

Flywheels and Flywheel Housing

  • Choice of SAE No. 2 or SAE No. 3 flywheel housing

Fuel System

  • Electronic high pressure common rail
  • ACERT™ Technology
  • Innovative filter design to ensure maximum protection of the engine

Lube System

  • Oil cooler
  • Lube oil filter
  • Timing case oil filler

Power Take Off (PTO)

  • SAE A or SAE B front PTO (142/280 NM)

General

  • Paint: Caterpillar yellow, with optional colors available at request

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