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.
IMO II - meets the International Maritime Organization's Regulation 13 of Revised Annex VI to the MARPOL Convention.
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