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Overview

The Cat® C2.2 Industrial Power Unit is offered in the following rating: 36.4 bkW (48.8 bhp) @ 2800-3000 rpm. This rating meets U.S. EPA Tier 4 Final, EU Stage IIIA emission standards. Ratings: 44.7-45.5 bkW (59.9-61.0 bhp) @ 2800-3000 rpm meet U.S. EPA Tier 4 Final, EU Stage IIIB 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

Units:
Minimum Power 48.7 bhp 36.3 bkW Less
Maximum Power 61.0 bhp 45.5 bkW Less
Frequency 2800-3000 rpm 2800-3000 rpm Less

Emission Standards

Emissions U.S. EPA Tier 4 Interim, EU Stage IIIA U.S. EPA Tier 4 Interim, EU Stage IIIA Less

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel Less
Bore 84 mm (3.3 in) 84 mm (3.3 in) Less
Stroke 100 mm (3.9 in) 100 mm (3.9 in) Less
Displacement 2.216 L (135 in³) 2.216 L (135 in³) Less
Aspiration Naturally Aspirated (NA) or Turbocharged (T) Naturally Aspirated (NA) or Turbocharged (T) Less
Compression Ratio 23.3:1 23.3:1 Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less
Cooling System Capacity 6.98 L (7.4 qt) 6.98 L (7.4 qt) Less
Lube System (refill) 10.6 L (11.2 qt) 10.6 L (11.2 qt) Less

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

Length 946-973 mm (37.2-38.2 in) 946-973 mm (37.2-38.2 in) Less
Width 513-590 mm (20.2-23.2 in) 513-590 mm (20.2-23.2 in) Less
Height 854-973 mm (33.6-38.3 in) 854-973 mm (33.6-38.3 in) Less
Weight - Approximate, Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) 218-228 kg (480-502 lb) 218-228 kg (480-502 lb) Less

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

Diameter 198 mm (7.8 in) 198 mm (7.8 in) Less
Weight 16 kg (35.3 lb) 16 kg (35.3 lb) Less

Emissions

Meets U.S. EPA Tier 4 Final, EU Stage IIIA or EU Stage IIIB emission standards.

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

This radiator-cooled package delivers impressive performance up to a 3000 rpm rating.

Fuel Efficiency

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

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

Ultra-compact package size ensures ease of installation as well as exceptional density. Radiators have been designed and air filters positioned for easy installation.

Low Cost Maintenance

Single-side servicing improves ease of maintenance and simplifies the servicing routine. Standard 500 hour service intervals.

Quality

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

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including S•O•SSM 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

Tier 4 Final, Stage IIIB Aftertreatment Features


Regeneration. Highly effective passive regeneration under most operating environments and cycles. Automatic, transparent active regeneration backup system during light load or adverse operating cycles. Wall flow DPF and through-flow DOC to effectively remove and manage emissions.


Mounting. Multiple off- and on- engine installation options provide customers with simple and flexible solutions for many applications.
Service. Minimum 3000 hour DPF ash service intervals.

C2.2 Standard Equipment

Air Inlet System
  • Inlet manifold

Control System
  • Alternator 12 volt 65 amp
  • Tier 4 Final: Alternator 12V 85 amp
  • Starter motor 12 volt
  • Glow plug starting aid

Cooling System
  • Belt-driven coolant pump
  • Coolant temperature switch
  • Mounted air cleaner
  • Mounted radiator and fan

Flywheels and Flywheel Housing
  • SAE No. 7 1/2 flywheel
  • SAE No. 4 flywheel housing

Fuel System
  • Fuel injection pump
  • Spin-on fuel filter
  • Electronic Shut-off Solenoid (ESOS)

Lube System
  • Spin-on lube oil filter
  • Lube oil pressure switch
  • Lube oil sump

Power Take Off (PTO)
  • Provision for Power Take Off (PTO)
  • SAE A PTO drive (Tier 4 Final, Stage IV)

General
  • Cast iron, engine block
  • Cast iron exhaust manifold--side outlet
  • Cold start capability to -20° C (-4° F)
  • Gradeability 35° continuous
  • Paint: Cat yellow, with optional colors available at request

U.S. EPA Tier 4 Final, EU Stage IIIB Aftertreatment/Clean Emissions Control Equipment
  • Diesel Particulate Filter (DPF) with range of outlet options
  • Diesel Oxidation Catalyst (DOC)
  • Passive regeneration system with backup

Cat® Dealer Service

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Contact your local dealer
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