402

3512C

The Cat® 3512C marine propulsion engine delivers results under hard working conditions. This engine family is designed to maximize the performance of your invested dollars with a wide range of available power ratings, standard and reverse rotation configurations, no required aftertreatment, and efficient fuel consumption. This engine is available as IMO II or China Stage II emissions compliant making it an excellent propulsion engine choice for Tug, Governmental, and other workboat applications.

  • Specifications

  • Standard/Optional Equipment

  • Catalog

Power Range

1281 - 2552 bhp

Speed Range

1200 - 1800 rpm

Emissions

IMO II, China Stage II

Aspiration

Twin Turbocharged Aspirator

Bore

6.69in

Stroke

7.48in

Stroke - HD

8.46in

Displacement

3161in³

Displacement - HD

3574in³

Rotation from Flywheel End

Counterclockwise or Clockwise

Configuration

V 12, 4-Stroke-Cycle Diesel

Maximum Length

102in

Maximum Width

80.2in

Minimum Dry Weight

14400lb

Minimum Width

80.2in

Minimum Height

75in

Minimum Length

102in

Maximum Height

75in

Maximum Dry Weight

16340lb

Length - Engine

111.1in

Air Inlet System

Air Inlet Adapters

Charging System

Battery Chargers

Charging Alternator

Control System

Throttle Control

Cooling System

Coolant Shunt Tank

Cooling System Options

Exhaust System

Flexible Fittings

Elbows

Flanges

Flange and Exhaust Expanders

Mufflers

Fuel System

Fuel Cooler Heat Exchanger - Sea Water

Primary Fuel Filter

Fuel Level Switch

Rigid Fuel Lines

Flexible Fuel Lines

Instrumentation

Communication Modules

Color Marine Power Display System

Pilot House Instrument Panels

Marine Gear Sensors

Lube System

Sump Pumps

Lubricating Oil

Power Take-Offs

Stub Shafts

Crankshaft Pulleys

Damper Guard

Flexible Coupling and Guards

Marine Society Requirements

Green Passport Documentation

Spray Shielding

Protection System

Shutoff and Alarm Contactors

Special Appearance Packages

Special Appearance Packages with Chrome Covers

Yacht Class Finish

Starting System

Air Starting Motor Options

Battery Sets - 24 Volt - Dry

Battery Rack

Mounting System

Engine Supports

Vibration Isolation Mountings

Packing

Shrink Wrap Protection

Storage Preservation with Glycol Solution/Vapor Corrosion Inhibitor

Export Boxing

Export Packaging

Air Inlet System

Separate circuit aftercooler core, corrosion resistant coated (air side)

Powercore air cleaner

Control System

Dual Caterpillar A4 Electronic Engine Control with Electronic Unit Injector Fuel System

Rigid Wiring Harness (10 amp DC power required to drive Electronic Engine Control Module)

Exhaust System

3500C engines:

Fuel System

Fuel transfer pump

Electronically Controlled Unit Injectors

Instrumentation

Electronic service meter, instrument panel (24V), start/stop switch, emergency stop button, maintenance due light, diagnostic light, warning light, maintenance clear switch, start motor magnetic switch, 15 and 3A breakers

Graphical Unit (Color Marine Power Display) for analog or digital of:

Lube System

Crankcase breather groups, Top mounted

Oil filler and dipstick, LH or RH

Oil pump, gear type

250 or 1000 hour sump oil pan

Mounting System

Rails, engine mounting, ledge type, 203 mm x 203 mm (8 in x 8 in) or Front Trunnion

Power Takeoffs

Accessory drives: Lower RH, lower LH

Front housing, two-sided

Protection System

A4 Electronic Monitoring System provides customer programmable engine derating strategies to protect against adverse operating conditions

Emergency stop push button (located in Electronic Instrument Panel)

Safety shutoff protection:

General

Vibration damper and guard

Lifting eyes

NOTE: Engines for heat exchanger cooling do NOT include heat exchange

Flywheel and Flywheel Housing

Flywheel, SAE No. 00, 183 teeth

Flywheel housing, SAE No. 00

Cooling System

Oil cooler

Thermostats and housing, Full open temperature 92 C (198 F)

Jacket water pump, gear driven, centrifugal

Auxiliary fresh water pump

Aftercooler system: If using glycol, up to maximum 20% glycol concentration is allowed

ALL

Air Inlet System

Separate circuit aftercooler core, corrosion resistant coated (air side)

Powercore air cleaner

Control System

Dual Caterpillar A4 Electronic Engine Control with Electronic Unit Injector Fuel System

Rigid Wiring Harness (10 amp DC power required to drive Electronic Engine Control Module)

Exhaust System

3500C engines:

Fuel System

Fuel transfer pump

Electronically Controlled Unit Injectors

Instrumentation

Electronic service meter, instrument panel (24V), start/stop switch, emergency stop button, maintenance due light, diagnostic light, warning light, maintenance clear switch, start motor magnetic switch, 15 and 3A breakers

Graphical Unit (Color Marine Power Display) for analog or digital of:

Lube System

Crankcase breather groups, Top mounted

Oil filler and dipstick, LH or RH

Oil pump, gear type

250 or 1000 hour sump oil pan

Mounting System

Rails, engine mounting, ledge type, 203 mm x 203 mm (8 in x 8 in) or Front Trunnion

Power Takeoffs

Accessory drives: Lower RH, lower LH

Front housing, two-sided

Protection System

A4 Electronic Monitoring System provides customer programmable engine derating strategies to protect against adverse operating conditions

Emergency stop push button (located in Electronic Instrument Panel)

Safety shutoff protection:

General

Vibration damper and guard

Lifting eyes

NOTE: Engines for heat exchanger cooling do NOT include heat exchange

Flywheel and Flywheel Housing

Flywheel, SAE No. 00, 183 teeth

Flywheel housing, SAE No. 00

Cooling System

Oil cooler

Thermostats and housing, Full open temperature 92 C (198 F)

Jacket water pump, gear driven, centrifugal

Auxiliary fresh water pump

Aftercooler system: If using glycol, up to maximum 20% glycol concentration is allowed

Optional Equipment

Air Inlet System

Air Inlet Adapters

Charging System

Battery Chargers

Charging Alternator

Control System

Throttle Control

Cooling System

Coolant Shunt Tank

Cooling System Options

Exhaust System

Flexible Fittings

Elbows

Flanges

Flange and Exhaust Expanders

Mufflers

Fuel System

Fuel Cooler Heat Exchanger - Sea Water

Primary Fuel Filter

Fuel Level Switch

Rigid Fuel Lines

Flexible Fuel Lines

Instrumentation

Communication Modules

Color Marine Power Display System

Pilot House Instrument Panels

Marine Gear Sensors

Lube System

Sump Pumps

Lubricating Oil

Power Take-Offs

Stub Shafts

Crankshaft Pulleys

Damper Guard

Flexible Coupling and Guards

Marine Society Requirements

Green Passport Documentation

Spray Shielding

Protection System

Shutoff and Alarm Contactors

Special Appearance Packages

Special Appearance Packages with Chrome Covers

Yacht Class Finish

Starting System

Air Starting Motor Options

Battery Sets - 24 Volt - Dry

Battery Rack

Mounting System

Engine Supports

Vibration Isolation Mountings

Packing

Shrink Wrap Protection

Storage Preservation with Glycol Solution/Vapor Corrosion Inhibitor

Export Boxing

Export Packaging

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