3512E

FEATURES AND BENEFITS• UtilizesSCRTechnologytoenableU.S.EPATier4Finalemissionregulations

compliancewhileloweringoperationalcosts• UtilizesclosedloopairassistedDEFdosingcontrolstrategythatdelivers:

• Highestefficiencymixingandcontroltoloweroperationalcosts• Extendsemissionsusefullife• Ensurescompliance• Flexibletoureaquality

• Advancedenginecombustiondesignprocessutilizingoptimumconfigurationsandcylindergeometryformaximumengineefficiency

• EnhancedcontroloffuelinjectionoptimizedthroughcranktimingandthelatestA5ECMtechnology

• Optimalfuelinjectornozzlegeometryandelectronicinjectioncontrolforimprovedfueldelivery

• Strengthenedcylinderheadsandvalvesforincreaseddurabilityandpeakcylinderpressurecapabilityresultinginhigherenginedutycyclecapability

• Industry-leadingwarrantycoverageforfactorypackagedcomponents• Globaldealernetworkforserviceinanylocation

STANDARD ENGINE EQUIPMENT• Corrosion-resistantaftercoolercore• DualA5enginecontrolmoduleswithelectronicunitinjectionandlow

pressurefuelsystem• Dualturbochargerswithwater-cooledbearingsandheatshields• Vibrationdamperandguard• MeetsSOLASregulations• DuplexFuelandOilFiltration• Auxiliaryfreshwaterpump• GearDriven,centrifugaljacketwaterpumpwith40%morecapacity

OPTIONAL ATTACHMENTS• Plate-typeheatexchangerwithintegratedSCACandJWWaterexpansion

tanks• Specialappearancepackageswithchromecovers• Marinesocietycertifications• Powertake-off• Certifiedmarinealarmandprotectionsafetysystem• Standardinstrumentpanelwithcolortouchscreendisplay• Mountingrailsandtrunnionmountoptions• Enginemountedfuelcooler(SCACWaterCooled)• Seawaterpumpwith25%morecapacityforcoolingauxiliaryvessel

equipment• Closedcrankcaseventilation

RATING DEFINITION AND CONDITIONSTypicalapplications:Forvesselsoperatingwithgeneratorsetsthatprovidepowertothepropulsionsystems.AllratingsarePrimeRatingsaccordingtoISO8528-1forunlimitedusageperyearataloadfactorof≤70%.10%overloadcapabilityisrequiredforamaximumof1houroutofevery12andamaximumof25hourstotalperyear.RatingsarebasedonSAEJ3046andJ1349standardconditionsof100kPa(29.61inHg)and25°C(77°F).TheseratingsalsoapplyatISO8665,ISO3046-1:2002E,DIN6271-3,andBS5514standardconditionsof100kPa(29.61inHg),27°C(81°F),and60%relativehumidity.Fuelratesarebasedonfueloilof35°API[16°C(60°F)]gravityhavinganLHVof42780kJ/kg(18,390Btu/lb)whenusedat29°C(85°F)andweighing838.9g/liter(7.001lbs/U.S.gal.).MarineAuxiliaryEnginesaremainlyusedasgeneratorsetengines;however,theycanbeusedforelectricallydrivenpumps,winches,conveyors,thrusters,whenitisspecified.Enginescanberadiatorcooledorheatexchanger/keelcooled.

MARINE AUXILIARY/DIESEL ELECTRIC PROPULSION ENGINE1700 ekW (1789 bkW) @ 1800 rpm

Configuration: Vee12,4-stroke-cyclediesel

EmissionsU.S.EPATier4FinalcertifiedIMOIIIemissionscertified(SCRrequired)

Rated Engine Speed1800rpm

Bore x Stroke170mmx215mm6.69inx8.46in

Displacement58.6Liter3574cuin

AspirationTurbocharged-aftercooledaspiration

GovernorElectronic(A5ECM)

Refill CapacityLubeOilSystemw/oilfilterchange:613L(162gal)/1000hrspan

Oil Change Interval1000hrs

CoolingHeatexchangerorkeelcooled

Flywheel HousingSAENo.00withSAENo.00flywheel(183teeth)

RotationCounterclockwisefromflywheelend

ENGINE SPECIFICATIONS

3512EMarineAuxiliary/DEPEngineU.S.EPATier4Final/IMOIII

TECHNICAL DATA

CAT,CATERPILLAR,theirrespectivelogos,“CaterpillarYellow“andthe“PowerEdge“tradedress,aswellascorporateandproductidentityusedherein,aretrademarksofCaterpillarandmaynotbeusedwithoutpermission.U.S.SourcedLEHM0264-01To find your nearest dealer, please visit: www.cat.com/marine

©2017CaterpillarAllrightsreserved.

Materialsandspecificationsaresubjecttochangewithoutnotice.TheInternationalSystemofUnits(SI)isusedinthispublication.

3512E Auxiliary/Diesel Electric Propulsion Engine

CONSTANT SPEED FUEL & DEF CONSUMPTION (1800 RPM, 60 Hz)

• ISO3046/1fluidconsumptiontoleranceof-0/+5%• Reference32.5%DEFdensityof1.0895kg/L• Reference40%DEFdensityof1.1120kg/L

ConsultyourlocalCat®dealertocreateacustomizedengineTCO(TotalCostofOwnership)analysisspecifictoyourvessel.

Brake Specific Fuel Consumption DEF Consumption32.5 % Concentration

DEF Consumption40 % Concentration

% Power ekW bhp lb/bhp-hr bkW g/bkW-hr Gal/hr Liters/hr Gal/hr Liters/hr

100 1700 2399 0.330 1789 197.1 6.5 24.6 4.9 18.6

90 1530 2158 0.333 1609 198.5 5.4 20.6 4.1 15.5

80 1360 1918 0.333 1430 198.4 4.8 18.2 3.6 13.7

70 1190 1678 0.333 1251 198.5 4.4 16.5 3.3 12.5

60 1020 1440 0.335 1074 199.8 3.9 14.7 2.9 11.1

50 850 1203 0.342 897 204.2 3.3 12.4 2.5 9.3

40 680 968 0.355 722 212.1 2.6 9.7 1.9 7.3

30 510 732 0.379 546 225.9 1.8 7.0 1.4 5.2

CLEAN EMISSIONS MODULE (CEM)

DIMENSIONS & WEIGHT

Clean Emissions Module (CEM)AvailableinU-flowconfigurations(shown)andZ-flowconfigurations.

Note:Donotusethesedimensionsforinstallationdesign.Seegeneraldimensiondrawingsfordetail.

The3512EenginerequiresSelectiveCatalystReduction(SCR)technology.Theeasy-to-installCat®SCRSystemisanexhaustgasaftertreatmentsolutioncompliantwithU.S.EPATier4Final/IMOIIIemissionstandards.

• ProventechnologytomeetU.S.EPATier4Final/IMOIIIemissionstandards• Maintainsengineefficiency,durabilityandreliability• Easytoinstallwithminimumimpacttovesseldesign• Compactpackagefromonesinglesource• Availablefornewbuildsandretrofits• Fordetaileddimensionsandinstallationrequirements,pleasereferto

latestrevisionofA&IguideLEBM0023.

Dimensions & Weight

Model Length (1) Height (2) Width (3) Weight

12BrickZ-Flow 3453.6mm135.97in

1012.4mm39.86in

1627.2mm64.06in

1253.6kg2763.7lb

12BrickU-Flow 2712.0mm106.77in

1012.4mm39.86in

1627.2mm64.06in

1261.5kg2783.3lb

DosingCabinet 948.6mm37.35in

534.5mm21.05in

477.3mm18.79in ---

Dosing Cabinet

3 1

2

3 1

2

3 1

2

Length (1) Height (2) Width (3) Engine dry weight

min. 104.2in/2646mm 91.9in/2335mm 71.2in/1808mm 18,025lb/8,176kg

max. 81.9in/2081mm