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C32 ACERT IMO II Commercial Propulsion Engines

Cat C32 Propulsion Engine (IMO II)

Overview

The C32 marine propulsion engine is available at ratings that meet IMO II emissions regulations. It has a separate circuit aftercooling system (SCAC) for A through C ratings, six ratings with Wide Operating Speed Range (WOSR) and extended oil change intervals. Other benefits include proven engine operating history and performance iron with thousands of validation testing hours for quality and durability. The C32 marine engine is supported by the extensive Cat global dealer network and Caterpillar’s standard warranty.

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Emissions
IMO II - meets the International Maritime Organization's Regulation 13 of Revised Annex VI to the MARPOL Convention.
Worldwide Support
Extensive service network of Cat Dealers and unparalleled service from authorized marine dealers
Durability
The C32 ACERT has proven engine operating history. It consists of performance iron with thousands of hours of validation testing for quality and durability.
Reliability
Backed by Caterpillar's standard warranty
Six Ratings with Wide Operating Speed Range (WOSR)
Excellent reserve power for acceleration, Ideal for applications requiring the engine to operate normally at more than one speed or load, Provides an alternative to torque converters, multi-speed transmissions, Controllable Pitch Propeller (CPP)
Extended Oil Change Intervals
Seperate Circuit Aftercooling System: A-C Ratings
No seawater circulating through the aftercooler, isolator mounts available as optional attachments, mounting and isolator base require wider stringer without vertical adjustment nut (adjustable height), thrust (recommended for remote gear) and non-thrust (recommended for close gear) options availabl...
Emissions
IMO II - meets the International Maritime Organization's Regulation 13 of Revised Annex VI to the MARPOL Convention.
Worldwide Support
Extensive service network of Cat Dealers and unparalleled service from authorized marine dealers
Durability
The C32 ACERT has proven engine operating history. It consists of performance iron with thousands of hours of validation testing for quality and durability.
Reliability
Backed by Caterpillar's standard warranty
Six Ratings with Wide Operating Speed Range (WOSR)
Excellent reserve power for acceleration, Ideal for applications requiring the engine to operate normally at more than one speed or load, Provides an alternative to torque converters, multi-speed transmissions, Controllable Pitch Propeller (CPP)
Extended Oil Change Intervals
Seperate Circuit Aftercooling System: A-C Ratings
No seawater circulating through the aftercooler, isolator mounts available as optional attachments, mounting and isolator base require wider stringer without vertical adjustment nut (adjustable height), thrust (recommended for remote gear) and non-thrust (recommended for close gear) options available
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Power Rating

Power Range
660-1450 bhp (492-1081 bkW)
Power Range
660-1450 bhp (492-1081 bkW)

Engine Specifications

Speed Range
1600-2300 rpm
Emissions
IMO II, EU IW
Aspiration
TTA
Bore
5.71in
Stroke
6.38in
Displacement
1959.0in3
Configuration
Vee 12, 4-Stroke-Cycle Diesel
Rotation from Flywheel End
Counterclockwise
Speed Range
1600-2300 rpm
Emissions
IMO II, EU IW
Aspiration
TTA
Bore
5.71in
Stroke
6.38in
Displacement
1959in³

Dimensions & Weights

Minimum Dry Weight
6950.0lb
Minimum Length
77.8in
Minimum Height
60.9in
Minimum Width
60.17in
Maximum Length
83.5in
Maximum Width
60.17in
Maximum Height
62.5in
Minimum Dry Weight
6950lb
Minimum Length
77.8in
Minimum Height
60.9in
Minimum Width
60.17in

Standard/Optional Features

Standard Equipment:

  • Air Inlet System
    • Separate Circuit After-Cooled (SCAC
    • Air cleaner
    • Turbochargers, jacket water cooled
    • Turbochargers inlet, 152 mm (6 in) OD straight connection
  • Control System
    • Programmable Low Idle (550 - 750 rpm)
    • WOSR (Wide Operating Speed Range) available for - A, B, & C Ratings
    • Programmable High Idle Limit for WOSR Ratings
    • Electronic diagnostics and fault logging
    • Engine and transmission monitoring (speed, temperature, pressure)
    • Electronic fuel/air ratio control
    • Engine Protection Mode for extended ambient conditions
    • Torque Limiting functionality for WOSR ratings only
    • 70-pin customer connector
    • Throttle Input signal options
  • Cooling System
    • Separate Circuit After-Cooling (SCAC) for Heat Exchanged (HEX) & Keel cooled engines
    • Jacket Water (JW) and SCAC Heat Exchangers Shell & Tube for HEX cooled engines
    • SCAC pump, gear driven
    • Jacket water pump, gear driven
    • Sea water pump, bronze impeller, gear driven, for HEX cooled engines only
    • Sea water Pump & JW Heat Exchanger Connection: 76.2 mm (3in) ID Standard
    • Keel Connections: 76.2 mm (3in) ID Standard 4 Bolt ANSI Flange Connection
    • SCAC and JW shunt tanks for maintaining proper pump inlet pressures
  • Exhaust System
    • 4 Bolt 130 mm (5.12 in) diameter flanged outlet
    • Water-cooled exhaust manifold & turbocharger
  • Flywheels & Flywheel Housings
    • SAE standard rotation (CCW facing exciter end)
    • Flywheel Housing: SAE No. 0, Flywheel: 18 inch, 136 teeth
  • Fuel System
    • Duplex Fuel Filters, Spin-on, RH & LH service
    • Fuel connections size:Supply JIC 37 Deg -10 (7/8-14), Return JIC 37 Deg -8 (3/4-16)
    • Plate Type Fuel Cooler installed behind Aftercooler Shunt Tank
    • Fuel transfer pump, gear driven
    • Manual fuel priming pump
    • Hybrid fuel line design
  • Lube System
    • Simplex Oil Filters, RH or LH service
    • Deep sump oil pan
    • RH or LH service oil filler locations
    • RH or LH service dipstick
    • Oil pump, gear driven
  • Mounting System
    • Front support - adjustable
  • Power Take-offs
    • Front Poly-V groove pulley (Quantity 1) for auxiliary drives
  • General
    • Common electrical bonding point
    • Engine does not ship with zinc components

Optional Equipment:

  • Air Inlet Systems
    • Air Inlet Cleaner
    • Air Inlet Adapter
  • Charging Systems
    • Battery Charger
    • Charging Alternators
    • Ammeter
  • Cooling System
    • Marine Gear/Transmission Oil Coolers
    • Connections
  • Exhaust System
    • Dual Elbow
    • Flexible Fitting
    • Dual Muffler
    • Muffler Spark Arresting
    • Flange
  • Fuel System
    • Water Separator
  • Instrumentation
    • OEM Wiring Harness
    • Engine to Engine Harness
    • Instrument Panels
    • Exhaust Temperature Sensors
    • Wiring Harness
    • Gauges
    • Transmission Sensors
  • Lube System
    • Transmission Oil Cooler
    • Manual Sump Pump
    • Duplex Oil Filters
  • Protection System
    • Fuel and Oil Shielding
  • Starting System
    • Air Starting Motor
    • Air Start Accessories
    • Electric Starting Motors - Single 24 Volt
    • Starting Aids
    • Battery Sets - 24 Volt - Dry
    • Dual Starting Motors (Electric and Air)
  • Packing
    • Engine Protective Cover
    • Export Packing
    • Storage Preservation
  • Mounting System
    • Front Support
    • Adapter Kits
    • Isolator Mounts
  • Power Take-offs
    • Front Enclosed Clutches
    • Rear Hydraulic Pump Drive
  • General
    • Fumes Disposal
  • Control System
    • Instrument Panels
    • CATERPILLAR ALARM AND PROTECTION
    • Fuel and Oil Shielding

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