aehq5969-03, 785d mining truck, specalog

785DMiningTruck

EngineEngineModel Cat3512CHD

GrossPowerSAEJ1995 1082kW 1,450hp

NetPowerSAEJ1349 1005kW 1,348hp

WeightsApproximateGrossMachineOperatingWeight(GMW) 249476kg 550,000lb

ContentsPowerTrainEngine.........................................3

PowerTrainTransmission..............................4

Engine/PowerTrainIntegration........................5

Structures/Suspension/Steering......................6

OperatorsStation...............................................7

CatBrakeSystem................................................8

TruckBodySystems...........................................9

MonitoringSystem............................................10

Safety..................................................................11

Sustainability.....................................................12

Serviceability.....................................................13

CustomerSupport.............................................14

Specifications....................................................15

StandardEquipment.........................................22

MandatoryandOptional Equipment.............23

The785DMiningTruckisengineeredforperformance,designedforcomfort,andbuilttolast.Developedspecificallyforhighproductionminingandconstructionapplications,the785DMiningTruckkeepsmaterialmovingathighvolumetoloweryourcost-per-ton.

Ruggedconstructioncreatesadurablemachine.Easymaintenanceproceduresensurehighreliabilityand longlifewithlowoperatingcosts.

PowerTrainEngineTheCat3512CHDenginedelivershighpowerandreliability.

DesignThe3512CHDisa12-cylinder,four-strokedesignthatuses

long,effectivepowerstrokesformorecompletefuelcombustion

andoptimumfuelefficiency.

EPACompliantWhereapplicable,the3512CengineiscompliantwithU.S.

EnvironmentalProtectionAgencyemissionrequirements.

AltitudeCompensationDesignedformaximumoperatingefficienciesataltitudesunder

4267m(14,000ft).

HighTorqueRiseThe23percentnettorqueriseprovidesunequalledluggingforce

duringacceleration,onsteepgradesandinroughunderfoot

conditions.Torqueriseeffectivelymatchestransmissionshift

pointsformaximumefficiencyandfastcycletimes.

EnhancedLifeHighdisplacement,lowrpmratingandconservative

horsepowerratingsmeanmoretimeonthehaulroads

andlesstimeintheshop.

OilRenewalSystemOptionaloilrenewalsystemextendsengineoilchangeintervals

from500hoursto4,000hoursormoretoincreasemachine

availabilityandreducecosts.

EngineProtectionComputerizedsystemelectronicallyprotectstheengineduring

coldstarts,highaltitudeoperation,airfilterplugging,high

exhausttemperatureandengineoverspeed(ARC).Optional

EnginePre-Lubricationbuildsupoilpressurebefore

crankingprovidingadditionalwearprotection.

FuelEfficiencyTheengineprovidesadditionalretardingbyrunningagainst

compressionondownhillhauls.Duringretardingapplications

theengineECMdoesnotinjectfuelintothecylindersfor

exceptionalfueleconomy.

3

PowerTrainTransmissionUnmatchedoperatingefficiencyinallminingconditions.

MechanicalPowerTrainTheCatmechanicaldrivepowertrainandpowershift

transmissionprovidesunmatchedoperatingefficiencyand

controlonsteepgrades,inpoorunderfootconditions,and

onhaulroadswithhighrollingresistance.

1)TransmissionTheCatsix-speedplanetarypowershifttransmissionis

matchedwiththedirect-injection3512Cenginetodeliver

constantpoweroverawiderangeofoperatingspeeds.

RobustDesignDesignedtoefficientlyapplythehigherhorsepowerofthe

3512Cengine,theprovenplanetarypowershifttransmission

isbuilttoughforlonglifebetweenoverhauls.

TransmissionChassisControl(TCC)TCCuseselectronicallytransferredenginerpmdatatoexecute

shiftsatpresetpointsforoptimumperformance,efficiency

andclutchlife.

2)Lock-UpTorqueConverterCombinesmaximumrimpullandcushionedshiftingof

torqueconverterdrivewiththeefficiencyandperformance

ofdirectdrive.Engagesatapproximately8km/h(5mph),

deliveringmorepowertothewheels.

3)FinalDrivesCatfinaldrivesworkasasystemwiththeplanetarypower

shifttransmissiontodelivermaximumpowertotheground.

Builttowithstandtheforcesofhightorqueandimpactloads,

doublereductionfinaldrivesprovidehightorquemultiplication

tofurtherreducedrivetrainstress.

WheelsandRimsCastrearwheelsandCatcenter-mountrimsaremounted

usingstudstominimizeinstallation,maintenanceand

maximizedurability.

RearAxleFiltrationAnewpumpdrivesystemprovidescontinuousrearaxle

filtration.Benefitsincludecleaneroil,lessdowntime

andimprovedcomponentlife.

4

VIMS

VIMS Main Module

ET

Engine/PowerTrainIntegrationElectronicallyoptimizesoveralltruckperformance.

CatDataLinkElectronicallyintegratesmachinecomputersystemstooptimizeoverallpowertrainperformance,increasereliability

andcomponentlife,andreduceoperatingcosts.

ElectronicTechnician(CatET)CatETservicetoolprovidesservicetechnicianswitheasyaccesstostoreddiagnosticdatathroughtheCatDataLink

tosimplifyproblemdiagnosisandincreasemachineavailability.

IntegratedBrakingControl(IBC)IBCintegratesAutomaticRetarderControlandTractionControlintoonesystemforoptimumperformanceandefficiency.

Body-upReverseNeutralizerAutomaticallyshiftsthetransmissiontoneutralif thehoistleverisactivatedwhiletransmissionisshiftedinreverse.

SupplementalSteeringSupplementalSteeringsystemusespressureaccumulatorsandallowsuptothree90-degreeturnsincaseofenginefailure.

5

Structures/Suspension/SteeringRuggedCatdesignsarethebackboneofthe785Dminingtrucksdurability.

Box-SectionDesignThe785Dframeusesabox-sectiondesign,incorporating

twoforgingsand24castingsinhighstressareaswithdeep

penetratingandcontinuouswrap-aroundweldstoresist

damagefromtwistingloadswithoutaddingextraweight.

ServiceabilityTheopenbox-sectionframedesignallowseasyaccesstopower

traincomponents,reducingoverallremovalandinstallation

time,andloweringoverallrepaircosts.Theraisedandpinned

bodyallowsexcellentaccesstothetransmission.

SteelStructuresMildsteelusedthroughoutframeprovidesflexibility,

durabilityandresistancetoimpactloads,evenincold

climates,andallowsforeasyfieldrepairs.

IntegralFour-PostROPSCabResilientlymountedtothemainframetoreducevibration

andsound,theintegralROPSisdesignedasanextension

ofthetruckframe.TheROPS/FOPSstructureprovides

five-sidedprotectionfortheoperatorandinstructor.

SuspensionSystemDesignedtodissipatehaulroadandloadingimpactsforlonger

framelifeandamorecomfortableride.

SteeringSystemHydraulicsteeringcontrolsystemisdesignedforexceptional

smoothnessandprecisecontrol.Aseparatecircuitprevents

crosscontaminationforlonglife.

SupplementalSteeringSupplementalsteeringsystemusespressureaccumulatorsand

allowsuptothree90-degreeturnsincaseofenginefailure.

CylindersFourindependentself-contained,oilpneumatic,variable

reboundsuspensioncylindersaredesignedtoabsorbshocks

inthemostsevereapplications.

DurableDesignRuggedcylindersutilizelargediameterboreandlowpressure

nitrogen/oildesignforlonglifewithminimalmaintenance.

Front.Frontcylinderswithpresetcasterandcamberare

mountedtotheframeandserveassteeringkingpinsfor

atightturningradiuswithexcellentmaneuverability

andlowmaintenance.

Rear.Rearcylindersallowaxleoscillationandabsorb

bendingandtwistingstressescausedbyunevenand

roughhaulroadsratherthantransmittingthemto

themainframe.

6

1

5

10 12

4

6

9

87

3

11

2

OperatorsStationDesignedforoperatorsafetyandcomfort,superiorcontrolandhighproductivity.

EnhancedOperatorVisibilityThroughtheuseofthefullyIntegratedObjectDetectionSystem,RADARANDCAMERA,theoperator

canreceivebothaudibleandvisualindicationsofdetectedobjects.

ErgonomicLayoutThe785Doperatorstationisergonomicallydesignedfortotalmachinecontrolinacomfortable,productive

andsafeenvironment.Allcontrols,levers,switchesandgaugesarepositionedtomaximizeproductivity

andminimizeoperatorfatigue.

QuietCabIntegral,sound-suppressedROPS/FOPScabisresilientlymountedtothemainframetoisolatethe

operatorfromsoundandvibrationforaquiet,secureandcomfortableride.

ViewingAreaDesignedforexcellentall-aroundvisibilityandclearsightlinestothehaulroad,thelargeviewingarea

enablestheoperatortomaneuverwithconfidenceforhighproductivity.

1)AirSuspensionSeatwithThree-PointOperatorRestraint2)HoistLever3)SecondaryBrakePedal

4)MonitoringSystem5)SteeringColumn6)TransmissionConsole7)ParkingBrakeResetValve

8)StorageCompartment9)TrainerSeat10)OperatorWindow11)OperatorControls12)Heating/

AirConditioning

RadioReadyTheoperatorsstationcomesreadywithpowerports,speakers,antenna,andelectricalconnectionsto

facilitatetrouble-freeradioinstallation.ConsultyourdealerforthecompletelineofavailableCatradio

optionsincludingsatelliteradio.

7

CatBrakeSystemSuperiorcontrolgivestheoperatorconfidencetofocusonproductivity.

8

1)Parking/SecondaryPiston 2)Service/RetardingPiston 3)FrictionDiscs

4)SteelPlates 5)ActuatingSprings 6)CoolingOilIn 7)CoolingOilOut

IntegratedBrakingSystemTheCatoil-cooledbrakingsystemdeliversreliableperformance

andsuperiorcontrolinthemostextremehaulroadconditions.

Automaticbrakemodulationoffersasmootherrideand

bettercontrolinslipperyconditions,allowingtheoperatorto

concentrateondriving.Thetwopistondesignsystemcombines

theservice,secondary,parkingbrakeandretardingfunctions

inthesamerobustsystemforoptimumbrakingefficiency.

FourCornerRetardingFourcornerretardingwith60/40percentsplit(rear/front)in

brakingeffortprovidessuperiorcontrolinslipperyconditions.

Balancedfronttorearbraketorqueprovidesexceptional

brakingperformanceandminimizeswheellock-up,especially

duringretarding.

Oil-CooledMultipleDiscBrakesCatfour-wheel,forcedoil-cooled,multiplediscservicebrakes

arecontinuouslycooledbywater-to-oilheatexchangersfor

exceptional,non-fadebrakingandretardingperformance.

ExtendedLifeDiscBrakesCatoil-cooleddiscbrakesaredesignedwithlargediscs

andplatesforreliable,adjustment-freeoperationand

performance.Brakesarecompletelyenclosedandsealed

topreventcontaminationandreducemaintenance.

Additionally,thismachinefeaturesnewextendedlifefriction

materialthatisnowstandardonthismodel.Thefriction

materialhasdoublethewearlifeofstandardbrakesandis

twiceasresistanttoglazingresultinginmoreconsistentbraking

powerwithlessnoise.

PistonsTheprimarypistonhydraulicallyactuatesbothserviceand

retardingfunctions.Thesecondarypistonisspring-applied

andheldinthedisengagedpositionbyhydraulicpressure.

If hydraulicsystempressuredropsbelowaspecifiedlevel,

thespring-appliedsecondarypistonautomaticallyapplies

thebrakes.

ParkingBrakeThesuperiorparkingbrakefunctiononthistruckisprovided

bytheoil-cooled,spring-applied,hydraulically-released

servicebrakesatallfourwheels.Thisreliableanddurable

parkingbrakewillholdatruckcarryingaratedloadon

anygradeupto15percent.

TruckBodySystemsCaterpillardesignedandbuiltforthetoughestminingapplications.

CatTruckBodiesMatchingthetruckbodytotheapplicationisacriticalpartofachievingthebestvaluefromyour785D.Caterpillaroffers

avarietyofapplicationspecificbodyoptionsthatyieldapayloadrangingfrom131to143metrictons(144to157tons).

TheCaterpillarexclusive10/10/20payloadguidelineshelpachieveabalanceofexcellentpayloadwithsafeoperation.

BodyOptions1) CatXBodyTheXbodyisaheavydutybodyconfiguredwithavarietyoflineroptionstomeetsitespecificrequirements

ofamine.LiketheDualSlopetheXbodyisdesignedfordurabilityacrossarangeofharshapplications.

2) MineSpecificBody(MSDII)Formaturemineswithgoodoperationalandmaintenancepractices,thelighterweight

MSDII(MineSpecificDesign)bodyisavailableinseveralsizes.Itisacustomer/sitespecificbodythatisdesignedto

maximizeperformance.TheMSDIIisdesignedtomaximizepayload,providegooddurabilityandcanbeconfigured

withavarietyoflineroptionstomeetthespecificrequirementsofthemine.

3) GatelessCoalBodyThisspecializedhighvolumebody,availableinseveralsizes,istargetedatdedicatedcoalhaulage

applicationswithminimalimpact.Thekickedupfloordesigneliminatesthetailgateandgivesthevolumerequired

tomeettargetpayload.

4) DualSlopeBodyTheoriginalstandardbody,theDualSlopebody,providesexcellentloadretention,maintainsalow

centerofgravitywithoptimumloaddistribution,reducesshockloadingandisavailableinlinedandunlinedconfigurations.

TheDualSlopebodyisintendedfortoughapplicationsincludinggreenfieldsitesandcontractingmines.

CustomBodyOptionsAvarietyofoptionsincludingtailextensions,sideboards,tumblebars,rockboxesandrocksheddersareavailabletomaintain

ratedpayload,reducespillageandimprovehaulingefficiencies.

1)XBody 2)MSDIIBody 3)GatelessCoalBody 4)DualSlopeBody(notshown)

9

MonitoringSystemVitalmachinehealthandpayloaddatakeepsthe785Dperforming.

VIMS ETPC

VIMS

VIMSMonitoringSystemTheCaterpillardesignedmachinemonitoringsystemprovides

criticalmachinehealthandpayloadinformationtotheoperator

andservicepersonnel.Withthesystemmonitoringandthe

advanceddiagnosticability,VIMSsimplifiestroubleshooting

andreducesdowntimebyidentifyingabnormalconditions

beforetheycausedamage.VIMSalsostoresmachinedata

tohelpmanageproductionandutilizetheefficiency

PreventativeMaintenance.

ProductionManagementProductionManagementenhancestruck/loadingtool

effectiveness,improvesfleetproductivityandhelpsextendthe

lifeoftruckframes,tires,rimsandpowertraincomponents,

whileloweringoperatingandmaintenancecost.

PayloadManagementMaxPayloadSpeedManagerisafeaturethataidsin

managingtheCaterpillar10/10/20OverloadPolicy.Based

ontargetpayloadweightandoverloadsettings,theVIMS

systemlogsandwarnstheoperatorwhenthetruckreaches

overloadaftersecondgearreweigh.Thetruckwillbelimited

tosecondgearat1,750rpm,andtheautomaticretarder

speedsettingisreducedto1,750rpmuntiltheloadisdumped.

RoadAnalysisControl(RAC)Optionalsystemmonitorshaulroadconditionsby

measuringframerackandpitchtoimprovehaulroad

maintenance,cycletimes,tirelifeandfuelefficiency.

VIMS-PCVIMS-PC,theoff-boardreportingsoftwareprogram,allows

servicepersonneltodownloadacompleterecordofmachine

healthandproductivitydatatoalaptopcomputerfordiagnosis

andanalysis.Easy-to-usesoftwareenablesservicetechnicians

andminemanagementtogeneratehealthandpayload

reportsformoreeffectivemachinemanagement.

VIMSSupervisorOptionalsoftwareallowsminemanagementtoeasilymanage

andinterpretVIMSdataforoptimumfleetmanagement

andproductivity.

MachineManagementServicetechniciansorminepersonnelcandownloaddataand

generatereports.Datacanbeusedtoimproveeffectiveness

ofscheduledmaintenanceprograms,maximizecomponent

life,improvemachineavailability,andloweroperatingcosts.

GaugeClusterConvenientlylocatedgaugeclustermaintainsaconstant

displayofvitalmachinefunctions.

10

SafetyCatminingmachinesandsystems:Safetyispriorityone.

ProductSafetyCaterpillarhasbeenandcontinuestobeproactiveindevelopingminingmachinesthatmeetorexceedsafetystandards.Safety

isanintegralpartofallmachineandsystemdesigns.

AccessandEgressImprovementsformachinelevelaccessandegressincludeastandard600mm(24in)diagonalstairwayacrossthefrontofthe

machine.Improvementsforgroundlevelaccessincludeanoptionalpoweredaccessstairway.

IntegratedObjectDetectionSystemsObjectDetectionSystemsarefactoryinstalledasstandardequipmenton785Dminingtrucks.ThefullyIntegratedObject

DetectionSystem,RADARANDCAMERA,providesbothaudibleandvisualindicationsofdetectedobjects.Thissystem

usesacombinationofshortandmediumrangeradarswhichsurroundthemachine,alongwithcamerasoneachsidetoallow

theoperatortoconfirmthedetectedobject.Thecamerassupplementtheradaralertsandareselectablebytouchscreenmenus

throughanintuitiveinterface.

OverloadPolicyAdherencetotheCaterpillar10/10/20OverloadPolicyassuresthatsteeringandbrakingsystemshavesufficientcapacity

toperform.

StandardSafetyFeaturesSlipresistantsurfaces,retractable,seat/shoulderbeltswiththree-pointoperatorrestraint,wide-anglemirrors,bodyraisedindicator,

bodyretainingcable,guardrails,reverseneutralizerwhendumping,lowinteriorsoundlevel,secondarysteeringsystem,ground

levelaccessshutoffswitches.

SAFETY.CAT.COM

11

http:SAFETY.CAT.COM

SustainabilityAvarietyoffeaturesimprovesustainabilityinareasofdecreasingwaste,

extendingcomponentlifeandloweringemissionslevels.

SustainabiltyFeaturesThe785DMining Truckoffersoilrenewalsystems,continuousrearaxlefiltration,extendedlifefiltersand

extendedmaintenanceintervalswhichaidindecreasingtheamountofwastecontributedtoourenvironment.

EngineswithAdvancedTechnologyEngineswithadvancedtechnologycontributelessemissionstotheenvironmentwhilemaintainingfuel

efficiency.

AdvancedSurfaceTechnology(AST)AdvancedSurfaceTechnology(AST)isareplacementforhardchromecoatingsonsomesteelparts,

includingsuspensionandhoistcylinderrods.Thistechnologyimproveswearresistanceandreduces

repairtime.Chromehasbeeneliminatedtoreduceenvironmentalimpact.

FuelEfficiencyTheengineprovidesadditionalretardingbyrunningagainstcompressionondownhillhauls.

DuringretardingapplicationstheengineECMdoesnotinjectfuelintothecylindersforexceptional

fueleconomy.

12

ServiceabilityLesstimespentonmaintenancemeansmoretimeonthehaulroads.

ServicingEaseEasyaccesstodailyservicepointssimplifiesservicing

andreducestimespentonregularmaintenanceprocedures.

Enhancedserviceabilityand500-hourserviceintervalsare

designedtoincreasemachineavailabilityandproductivity.

MaintenancePlatformProvidesaccesstoengine,airfilters,steeringhydraulictank

andbatterycompartment.

In-FrameAccessPermitseasyaccesstomajorcomponentsforeasyservicing

andremoval.

Ground-LevelAccessAllowsconvenientservicingtotanks,filters,drains,and

engineshutdown.Ground-levelVIMSdataportpermitseasier

downloadingofinformation.

AutolubeAutomaticlubricationsystemreducesmaintenancetime

byautomaticallylubricatingnecessarycomponentson

aregularbasis.

FastFillServiceCenterOptionalservicecenterreducesdailymaintenancetimeswith

clusteredfastfillconnectionsforsteeringoil,transmissionoil,

engineoilandcoolant.

PressureTestPointsandSOSSMPortsSamplepointsandportsyieldrepresentativesamplestomonitor

criticalmachinesystems.

SealedElectricalConnectorsElectricalconnectorsaresealedtolockoutdustandmoisture.

Harnessesarebraidedforprotection.Wiresarecolorcoded

foreasydiagnosisandrepair.

FastFillFuelProvidesareceiveratthefueltanktoacceptmost567liters

perminute/150gallonsperminutefuelingsystems.

AirFiltersRadialsealairfiltersareeasytochange,reducingtime

requiredforairfiltermaintenance.

13

CustomerSupportCatdealershavewhatittakestokeepmininghaultrucksproductive.

CommitmentMakestheDifferenceSupportgoesfarbeyondpartsandservice.FromthetimeyouselectapieceofCatequipmentuntiltheday

yourebuild,tradeorsellit,thesupportyougetfromyourCatdealermakesthedifferencethatcounts.

DealerCapabilityDealerexperttechnicianshavetheknowledge,experience,trainingandtoolingnecessarytohandleyour

repairandmaintenanceneeds,whenandwhereyouneedthem.

ProductSupportandServiceSupportSupportedbyaworldwidenetworkofpartsdistributionfacilities,dealerservicecentersandtechnicaltraining

facilities,Catdealerscanmaximizeyouruptime.Withatailoredserviceplan,yourdealercanhelpyou

getthemostreturnonyourinvestment.

TrainingYourCatdealercanarrangetrainingprogramstohelpoperatorsimproveproductivity,decreasedowntime,

reduceoperatingcosts,enhancesafety,andimprovereturnontheinvestmentyoumakeinCatproducts.

TechnologyProductsCatdealersofferarangeofadvancedtechnologyproductssuchasVIMSmonitoringsystemandMineStar

informationmanagementsystem.Theseproductsincluderadiodatacommunications,machinemonitoring

anddiagnostics,fleetmanagement,andhaulroadmaintenancesoftwarealldesignedtoimprovefleet

efficiency,increaseproductivity,andlowercosts.

www.cat.comFormorecompleteinformationonCatproducts,dealerservices,andindustrysolutions,visitusontheweb

atwww.cat.com.

14

http:www.cat.comhttp:www.cat.com

785DMiningTruckSpecifications

Engine OperatingSpecifications Brakes

EngineModel Cat3512CHD TopSpeedLoaded 54.8km/h 34mph BrakeSurfaceFront 61270cm2 9,497in2

RatedPower 1082kW 1,450hp SteerAngle 36Degrees BrakeSurfaceRear 89729cm2 13,908in2

GrossPower 1082kW 1,450hp

TurningDiameter 29.8m 97.7ft Standards SAEJ1473OCT90

SAEJ1995

Front ISO3450-1985

NetPower 1005kW 1,348hp

MachineClearance 33.2m 108.9ft GrossMachineOperatingWeight(GMW)

SAEJ1349

TurningDiameter upto249476kg(550,000lb).

NetPower 1005kW 1,348hp

TargetPayload 133tonnes 146tons

NetPowerCat 1005kW 1,348hp

(DualSlope)* BodyHoistsMinimumTarget 131tonnes 144tonsNetPower 1005kW 1,348hp PumpFlow 750L/min 198gal/PayloadISO9249 HighIdle min

MaximumTarget 143tonnes 157tonsNetPower 1005kW 1,348hp Relief ValveSetting 17238kPa 2,500psiPayload80/1269/EEC Raise

TorqueRise 23%

RefertotheCatMiningTruck10-10-20 BodyRaiseTime 15.2Seconds

payloadpolicyformaximumgrossmachine

Bore 170mm 6.7in

HighIdleweightlimitations.

Stroke 215mm 8.4in

BodyLowerTime 15.9Seconds*Includesstandardliners.

HighIdleDisplacement 58.56L 3,573.6in3

BodyLowerTime 16.2SecondsTransmissionNetpoweradvertisedisthepoweravailable Float

atratedspeedof1,750rpm,measuredatthe Forward1 12.1km/h 7.5mph BodyPowerDown 15.9Secondsflywheelwhentheengineisequippedwith

Forward2 16.3km/h 10.2mph

HighIdlefan,aircleaner,mufflerandalternator.

Ratingsbasedonstandardairconditions

Forward3 22.2km/h 13.8mph Twin,two-stagehydrauliccylindersmounted

of25C(77F)and99kPa(29.32Hg)dry Forward4 29.9km/h 18.6mph insidemainframe;double-actingcylinders

barometer.PowerbasedonfuelhavingAPI insecondstage.Forward5 40.6km/h 25.2mphgravityof35at16C(60F)andanLHVof Powerraiseinbothstages;powerdown

Forward6 54.8km/h 34mph42780kJ/kg(18,390BTU/lb)whenengine insecondstage.

usedat30C(86F). Reverse 11km/h 6.8mph

Noenginederatingrequiredupto4267m Maximumtravelspeedswithstandard

(14,000ft)altitude. 33.00-R51tires.

Whereapplicable,the3512Cengine Caterpillarrecommendsthecustomer

iscompliantwithU.S.Environmental evaluatealljobconditionsandconsultthe

ProtectionAgencyemissionrequirements. tiremanufacturerforpropertireselection.

WeightsApproximate FinalDrivesGrossMachine 249476kg 550,000lb DifferentialRatio 2.10:1

OperatingWeight

PlanetaryRatio 10.83:1(GMW)

Minimum/Maximum 83304 183,654

OperatingChassis 84668kg 186,661lb

WeightRange

(OCW)

BodyWeightRange 20831 45,924

30623kg 67,512lb

Minimum/Maximum 106218 234,170

OperatingChassis 117597kg 259,257lb

WeightRange

Empty(EOMW)

Bodyweightvariesdependingonhow

bodyisequipped.Weightrangeforknown

applications.

Estimatedweightofdebrisisnotincluded

inoperatingchassisweights.

Chassisweightincludeshoist,bodymounting

group,rims,tires,fullwithalloperating

fluidsand100%fuel.

TotalReduction 22.75:1

Ratio

Planetary,full-floating.

Suspension

EffectiveCylinder 306.5mm 12.1in

StrokeFront

EffectiveCylinder 165mm 6.5in

StrokeRear

15


BodyDualSlope ServiceRefillCapacities Steering

BodyWeight 22295kg 49,150lb FuelTank 1893L 500gal SteeringStandards

SAEJ1511OCT90

ISO5010:1992HeapedSAE(2:1)

78m 3 102yd3 CoolingSystem 379L 100gal

Bodyweightonly.Doesnotincludeliners.

BodyX

BodyWeight 25160kg 55,468lb

HeapedSAE(2:1) 85m3 111yd3

Bodyweightonly.Doesnotincludeliners.

WeightDistributionsApproximate

FrontAxleEmpty* 45-46%

RearAxleEmpty* 54-55%

FrontAxleLoaded 33%

(Target)

RearAxleLoaded 67%

(Target)

*Dependsonbodyconfiguration.

Crankcase 204L 54gal

Differentialsand 436L 115gal

FinalDrives

SteeringTank 90L 24gal

SteeringSystem 117L 31gal

(IncludesTank)

Brake/Hoist 337L 89gal

HydraulicTank

Brake/HoistSystem 641L 169gal

(IncludesTank)

TorqueConverter/ 248L 65.51gal

TransmissionSystem

(IncludesSump)

ROPS

ROPSStandards

SAEJ1040APR88

ISO3471:1994

ROPS(RolloverProtectiveStructure)for

cabofferedbyCaterpillarmeetsSAEJ1040

APR88andISO3471:1994LevelIIROPS

criteria.

Sound

Turningdiameterwithstandardtires,

perISO7457:29.8m(97ft9in).

Machineclearancediameter,perISO7457:

33.2m(108ft11in).

Steeringangle,leftorright:36degrees.

Separatehydraulicsystempreventscross

contamination.

Tires

StandardTire

33.00-R51(E3&E4)

Productivecapabilitiesofthe785Dtruckare

suchthat,undercertainjobconditions,TKPH

(TMPH)capabilitiesofstandardoroptional

tirescouldbeexceededand,therefore,limit

production.

Caterpillarrecommendsthecustomer

evaluatealljobconditionsandconsultthe

tiremanufacturerforpropertireselection.

SoundStandards

ANSI/SAEJ1166

MAY90

SAEJ88APR95

TheoperatorsoundexposureLeq(equivalent

soundpressurelevel)measuredaccording

toworkcycleproceduresspecifiedin

ANSI/SAEJ1166MAY90is80dB(A)for

cabofferedbyCaterpillar,whenproperly

installed,maintainedandtestedwithdoors

andwindowsclosed.

Theexteriorsoundpressurelevelforthe

standardmachinemeasuredatadistanceof

15m(49ft)accordingtothetestprocedures

specifiedinSAEJ88APR95,mid-gear

movingoperationis89dB(A).

Hearingprotectionmaybeneededwhen

operatingwithanopenoperatorstationand

cab(whennotproperlymaintainedordoors/

windowsopen)forextendedperiodsorin

anoisyenvironment.

16

Dimensions

Alldimensionsareapproximate.

13

15

14

162 17

18312

11

10

191 9

8 207

21

4

5 6

22

1 12 OverallHeightBodyRaised 11809mm 38ft9inHeighttoTopofROPS 5122mm 16ft10in

2 13 OperatingWidth 7061mm 23ft2inOverallBodyLength 11550mm 37ft9in

3 14 CenterlineFrontTireWidth 4850mm 15ft11inInsideBodyLength 7652mm 25ft2in

4 15 EngineGuardClearance 1057mm 3ft6inOverallLength 11548mm 37ft10in

5 16 OverallCanopyWidth 6747mm 22ft1inWheelbase 5180mm 17ft0in

6 17 OutsideBodyWidth 5894mm 19ft4inRearAxletoTail 3410mm 11ft3in

7 18 InsideBodyWidth 5510mm 18ft1inGroundClearance 987mm 3ft3in

8 19 FrontCanopyHeight 5679mm 18ft7inDumpClearance 1200mm 3ft11in

9 LoadingHeightEmpty 20 4968mm 16ft4in RearAxleClearance 1080mm 3ft7in

10 RearSidewallHeight 21 906mm 3ft0in CenterlineRearDualTireWidth 4285mm 14ft1in

11 22 OverallTireWidth 6277mm 20ft7inInsideBodyDepthMax. 2132mm 7ft0in

Note:StandardDualSlopeBodyandStandardBodyMountingGroup(mirrors)shown.

17


RetardingPerformance

Todetermineretardingperformance:Addlengthsofalldownhillsegmentsand,usingthistotal,refertoproperretardingchart.

Readfromgrossweightdowntothepercenteffectivegrade.Effectivegradeequalsactual%grademinus1%foreach10kg/t

(20lb/ton)ofrollingresistance.Fromthisweight-effectivegradepoint,readhorizontallytothecurvewiththehighestobtainable

gear,thendowntomaximumdescentspeedbrakescanproperlyhandlewithoutexceedingcoolingcapacity.Thefollowingcharts

arebasedontheseconditions:32C(90F)ambienttemperature,atsealevel,with33.00-R51tires.

NOTE:Selectthepropergeartomaintainenginerpmatthehighestpossiblelevel,withoutoverspeedingtheengine.If cooling

oiloverheats,reducegroundspeedtoallowtransmissiontoshifttothenextlowerspeedrange.

TypicalFieldEmptyWeightGrossMachineOperatingWeight249476kg(550,000lb)

GrossWeight

0 50 100 150 200 250 kgx1000

0 100 200 300 400 500 600 lbx1000

EFFE

CTIV

EG

RAD

E(G

rade

min

usR

ollin

gRe

sist

ance

)

0 5 10 15 20 25 30 35 40

6

5

4

3

2

LE1 30% 25% 20% 15%

10%

5%

mph

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

SPEEDContinuousGradeLength*

*atsealevel

EEmptyLLoaded

18



GrossWeight0 50 100 150 200 250 kgx1000

0 100 200 300 400 500 600 lbx1000

EFFE

CTIV

EG

RAD

E(G

rade

min

usR

ollin

gRe

sist

ance

)

mph0 5 10 15 20 25 30 35 40

6

5

4

3

2

LE1

30% 25% 20% 15%

10%

5%

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

EEmptyLLoaded

SPEEDGradeDistance450m(1,500ft.)*

*atsealevel


GrossWeight

0 50 100 150 200 250 kgx1000

0 100 200 300 400 500 600 lbx1000

EFFE

CTIV

EG

RAD

E(G

rade

min

usR

ollin

gRe

sist

ance

)

mph0 5 10 15 20 25 30 35 40

6

5

4

3

2

LE1

30% 25% 20% 15%

10%

5%

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

EEmptyLLoaded


*atsealevel

19




GrossWeight0 50 100 150 200 250 kgx1000

0 100 200 300 400 500 600 lbx1000

EFFE

CTIV

EG

RAD

E(G

rade

min

usR

ollin

gRe

sist

ance

)

mph

65

4

3

2

LE1 30% 25% 20% 15%

10%

5%

0 5 10 15 20 25 30 35 40

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

EEmptyLLoaded


*atsealevel


GrossWeight

0 50 100 150 200 250 kgx1000

0 100 200 300 400 500 600 lbx1000

EFFE

CTIV

EG

RAD

E(G

rade

min

usR

ollin

gRe

sist

ance

)

mph0 5 10 15 20 25 30 35 40

65

4

3

2

LE1 30% 25% 20% 15%

10%

5%

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

EEmptyLLoaded


*atsealevel

20

Gradeability/Speed/Rimpull

Todeterminegradeabilityperformance:Readfromgrossweightdowntothepercentoftotalresistance.Totalresistance

equalsactualpercentgradeplus1%foreach10kg/t(20lb/ton)ofrollingresistance.Fromthisweight-resistancepoint,

readhorizontallytothecurvewiththehighestobtainablegear,thendowntomaximumspeed.Usablerimpullwilldepend

upontractionavailableandweightondrivewheels.


33.00-R51Tires*GrossWeight

kgx lbx 0 50 100 150 200 250 300 kgx1000

0 100 200 300 400 500 600 700 lbx100090 200

1000 1000

80

70

60

50

40

30

20

10

0

180

160

140

120

100

80

60

40

20

00 5 10 15 20 25 30 35 40

30%1C

1D

2D3D

4D5D 6D

15%

10%

5%

20%

25%

LE

TOTA

LRE

SIST

AN

CE(G

rade

plu

sRo

lling

)

RIM

PULL

mph

0 5 10 15 20 25 30 35 40 45 50 55 60 km/h

*atsealevel

SPEED

TorqueConverterDriveDirectDrive

EEmptyLLoaded

21

785DMiningTruckStandardEquipment

Standardequipmentmayvary.ConsultyourCatdealerfordetails.

ELECTRICALAlarm,Back-up

Alternator(105A)

Batteries,93Ah,Low-maintenance,12V(2)

Converter,12Velectrical

ElectricalSystem,24V,15A

LightingSystem

Back-upandHazardLights

DirectionalSignals(frontandrearLED)

Headlights,withDimmer

LHLadderLightandServiceDeck

Lights

StopandTailLights(LED)

EngineCompartment

OPERATORENVIRONMENTAirConditioner

Ashtray/cigarettelighter

Coathook

Diagnosticconnectionport

Domecourtesylight

Entertainmentradioready

5ampconverter

Speakers

Antenna

Wiringharness

Gauges/Indicators

Aircleanerserviceindicator

Quadgaugepanel

Airpressure

Brakeoiltemperature

Enginecoolanttemperature

Fuellevel

Electricenginecontrolfaultindicator

Electrichourmeter/tachometer

Speedometer

Tachometer

Transmissiongearindicator

VIMSmessagecenterwithuniversal

gauge

VIMSkeypad

Heater/defroster

Horn

Hoistbodycontrol,electric

IntegratedObjectDetectionSystem

ROPScabinsulated/soundsuppressed

Storagecompartment

Seatbelt,75mm(3in),retractable

Steeringwheel,tilt,padded,telescopic

Sunvisor

Tintedglass

Window,electricpowered,operator

Windshieldwiper,intermittentcontrol

andwasher

POWERTRAINCat3512CHD-EUIdieselengine

AirCleanerwithPrecleaner(2)

EngineShutdown

Etherstartingaid

Airtoairaftercooler(ATAAC)

Elevatedlowidlecontrol

Autostarterprotection

Multi-pointoilpressuresensing

Antifreeze,extendedlifecoolant

35C(30F)

BrakingSystem

Brakereleasemotor(towing)

Oil-cooled,Multiple-disc(frontandrear),

(service,retarding,parking,secondary)

Automaticretardercontrol

Engineoverspeedprotection

Extendedlifebrakedisc

Transmission

6-speedautomaticpowershiftwithelectric

control(TCC)

Body-upshiftinhibitor

Controlledthrottleshifting

Directionalshiftmanagement

Downshift/reverseshiftinhibitor

Individualclutchmodulation

Neutralcoastinhibitor/startswitch

Body-upreverseneutralizer

Programmabletopgear

Lock-uptorqueconvertor

OTHERSTANDARDEQUIPMENTAirLineDryer(2)

BodyMountingGroup

Autolubricationsystem(Lincoln)

Dumping,AuxiliaryQuickConnectfor

BuddyDumping

Steering,AuxiliaryQuickConnectforTowing

Continuousrearaxlefiltration

Diagonalstairway,600mm(24in)

DrivelineOperatorSafetyGuard

Fast-fillFuelSystem

VIMSDataport

BatteryDisconnect

Highspeedcrankcaseoilchange

Reservoirs(Separate)

Brake/converter/hoist

Steering

Transmission

SOSSMsampleports

Supplementalsteering(automatic)

TieDownEyes

TowHooks,Front

TractionControlSystem

VandalismProtectionLocks

VitalInformationManagementSystem

(VIMS)includes:

VIMSpayloadmonitor

MAXpayloadandspeedmanager

22

785DMiningTruckMandatoryandOptionalEquipment

MandatoryEquipmentELECTRICAL STARTERSANDBATTERIES Fans

VIMS Airstart,vane,Ingersoll Fan,conventionaldrive

VIMS,English/Spanish Airstart,turbine,Ingersoll Fan,variablespeed

MonitorSystem Starting,electric,prelube Rims

Payload,indicatorlights Starting,electric Rims,2451

Payload,digitaldisplay Airstart,turbine,TDI GroundAccess

Lights Ladder,fixed

Lights,front/rear,HID FUELLINESANDTANKS Stairway,powered*

Lights,front/rear,Halogen Tank,fuel,standardvolume,fastfill,

1893L(500gal) SPECIALARRANGEMENTSFRAME Tank,fuel,standardvolume,non VesselArrangements

BodyMountingGroups pressure,1893L(500gal) Vessels,pressurized,standard

Mounting,body,X,MSD,dual

OPERATORENVIRONMENT

Tank,fuel,largevolume,fastfill,

2498L(660gal)

Tank,fuel,largevolume,nonpressure,

Vessels,pressurized,Canada

Vessels,pressurized,EU

IntegratedObjectDetectionSystem

2498L(660gal)

SERVICEINSTRUCTIONSRadarandcamera

Camera

Allowanceforomission

POWERTRAINEngine

Instructions,ANSI

Instructions,ISO

SeatOptions

Seat,CatComfort,3ptbelt

CompanionSeats

CatSeat,airSuspension,companion

CatSeat,non-suspension,companion

Visor

Engine,standardarrangement

Engine,EPA/ARBflexibility

Radiator

Radiator,foldedcore

Fuelfilters

Screen,fuel,primarywithlines

*Targetavailable2Q2011

Visor,flipdown,front

Visor,retractable,front

Filter,fuelwithseparator

ExhaustSystem

Exhaust,muffler

Exhaust,heatedbody

OptionalEquipmentBODIES OPERATORENVIRONMENT INFORMATIONMANAGEMENTBody,X Footrest,operator Control,RoadAnalysis(RAC)

MSDII(MineSpecificDesign) Hose,cabclean-out

DualSlope Vacuum,cabclean-out SERVICECENTERCustomBodyOptions ServiceCenter,Wiggins

POWERTRAINBODYEXTENSIONS Pre-lube,engine MISCELLANEOUSTail

Wraparound

Oilrenewalsystem

Oilcooler,rearaxle

Fireextinguisher,portable

HubOdometer,Kilometers

LINERS COLDWEATHERHubOdometer,Miles

WheelChocks

Full-lengthliner

Tailextensionwrap-around

Starting,ColdWeather

Heater,Dieselfuel

TIRESANDRIMSSparerims

Sparerim,2451

23

785DMiningTruck

FormorecompleteinformationonCatproducts,dealerservices,andindustrysolutions,

visitusonthewebatwww.cat.com

2010CaterpillarInc.

Allrightsreserved

PrintedintheU.S.A.

Materialsandspecificationsaresubjecttochangewithoutnotice.Featuredmachines

inphotosmayincludeadditionalequipment.SeeyourCatdealerforavailableoptions.

CAT,CATERPILLAR,SAFETY.CAT.COM,theirrespectivelogos,CaterpillarYellow

andthePowerEdgetradedress,aswellascorporateandproductidentityusedherein,

aretrademarksofCaterpillarandmaynotbeusedwithoutpermission.

AEHQ5969-03(12-2010)

ReplacesAEHQ5969-02

http:SAFETY.CAT.COMhttp:www.cat.com

785D Mining TruckContentsPower Train EnginePower Train TransmissionEngine/Power Train IntegrationStructures/Suspension/SteeringOperators StationCat Brake SystemTruck Body SystemsMonitoring SystemSafetySustainabilityServiceabilityCustomer SupportSpecificationsStandard EquipmentMandatory and Optional Equipment

aehq5969-03, 785d mining truck, specalog

Documents