Omron SYSDRIVE 3G3MV SERIES User manual

USER’SMANUAL
SYSDRIVE 3G3MV
Multi-function CompactInverter
Cat. No. I527-E2-02

ThankyouforchoosingthisSYSDRIVE3G3MV-seriesproduct.Properuse
and handling of the productwill ensure properproductperformance,will
lengthen productlife,and maypreventpossible accidents.
Pleaseread thismanualthoroughlyand handle and operatethe product
withcare.
NOTICE
1.Thismanualdescribesthe functionsof the productand relationswith other
products.You should assumethatanything notdescribed inthismanual is
notpossible.
2.Although care hasbeen given in documenting the product, pleasecontact
yourOMRONrepresentativeifyouhaveany suggestionson improvingthis
manual.
3.The productcontainspotentiallydangerouspartsunderthe cover.Do not
attempt to open the coverunderany circumstances.Doing somayresultin
injuryordeathandmaydamagetheproduct. Neverattempttorepairordis-
assemblethe product.
4.Werecommend thatyou add the following precautionsto anyinstruction
manualsyouprepareforthesystemintowhichtheproductisbeinginstalled.
SPrecautionson the dangersofhigh-voltage equipment.
SPrecautionsontouchingtheterminalsof theproductevenafterpowerhas
been turned off. (Theseterminalsarelive even withthe powerturned off.)
5.Specificationsand functionsmaybe changed withoutnoticein orderto
improve productperformance.
ItemstoCheck BeforeUnpacking
Checkthefollowingitemsbeforeremovingtheproductfromthepackage:
SHasthecorrectproductbeendelivered(i.e.,thecorrectmodelnumberand
specifications)?
SHasthe productbeen damaged inshipping?
SAre any screwsorboltsloose?

Checking BeforeUnpacking
HChecking theProduct
Ondelivery,always check thatthedeliveredproductistheSYSDRIVE 3G3MVInverter
thatyou ordered.
Shouldyou find anyproblemswiththe product, immediately contactyournearestlocal
salesrepresentative.
DChecking theNameplate
Inverter model
Inputspecifications
Outputspecifications
DChecking theModel
3G3MV-A4 007 NZ00001
Specialsoftware option
NoHeatsink
No potentiometer
Maximumapplicablemotorcapacity
Voltage class
Installation type
Seriesname:3G3MV Series
Installation Type
AClosed wall mounting
VoltageClass
2Three-phase 200-VAC input
(200-Vclass)
B Single-phase 200-VAC input
(200-Vclass)
4Three-phase 400-VAC input
(400-Vclass)

MaximumApplicableMotorCapacity
001 0.1(0.1)kW
002 0.2(0.25/0.37)kW
004 0.4(0.55)kW
007 0.75 (1.1)kW
015 1.5(1.5)kW
022 2.2(2.2)kW
030 3.0(3.0)kW
040 4.0(4.0)kW
055 5.5(5.5)kW
075 7.5(7.5)kW
NoteThe figuresin parenthesesindicatecapacitiesfor motorsused outside Japan.
FrontCoveroptions
B Blank cover
N No potentiometer
Heatsinkoption
ZNoHeatsink
DChecking forDamage
Checktheoverall appearance and checkfordamage orscratchesresulting fromtrans-
portation.

Warning Labels
Warning labelsare pasted on the productas showninthe following illustration.Besureto
followthe instructionsgiven there.
HWarning Labels
Warning label
HContentsofWarning

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WARNINGBesureconfirm that the RUN signal isturned OFF beforeturning ONthe power
supply,resetting the alarm,orswitching the LOCAL/REMOTEselector.Doing so
whilethe RUN signal isturned ONmayresultininjury.
Caution Besuretoconfirm permissiblerangesofmotorsand machinesbefore operation
becausethe Inverterspeed can be easily changed fromlowto high.Notdoing so
mayresultin damage tothe product.
Caution Provideaseparateholdingbrakewhennecessary.Notdoingsomayresultininjury.
Caution Donotperformasignalcheckduringoperation.Doingsomayresultininjuryordam-
age tothe product.
Caution Do notcarelessly change settings.Doing somayresultininjuryordamage tothe
product.
Maintenance and Inspection Precautions
WARNINGDo not touchthe Inverterterminalswhilethe powerisbeing supplied.
WARNINGMaintenance orinspection mustbe performed onlyafterturning OFF the power
supply,confirming that the CHARGEindicator (orstatusindicators)isturned OFF,
andafterwaitingforthetimespecified on the frontcover.Notdoing somayresultin
electricalshock.
WARNINGMaintenance,inspection,orpartsreplacementmustbe performed byauthorized
personnel.Notdoing somayresultin electricalshock orinjury.
WARNINGDo notattempt totakethe Unitapartor repair.Doing eitherof thesemayresultin
electricalshock orinjury.
Caution Carefullyhandlethe Inverterbecauseituses semiconductorelements.Careless
handling mayresultinmalfunction.
Caution Do notchange wiring,disconnectconnectorsorOperator,or replacefanswhile
powerisbeing supplied.Doing somayresultininjuryor malfunction.

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Caution Install externalbreakersand take othersafetymeasuresagainstshort-circuiting in
external wiring.Notdoing somayresultinfire.
Caution ConfirmthattheratedinputvoltageoftheInverteristhesameastheACpowersup-
ply voltage.Anincorrectpowersupplymayresultinfire,injury,or malfunction.
Caution IfyouuseaBrakingResistororaBrakingResistorUnit,connectthemasspecifiedin
the manual.Notdoing somayresultinfire.
Caution Besuretowirecorrectlyandsecurely.Notdoingsomayresultininjuryordamageto
the product.
Caution Besuretofirmlytightenthescrewson theterminalblock.Notdoingsomayresultin
fire,injury,ordamage tothe product.
Caution DonotconnectanACpowertotheU,V,orWoutput.Doingsomayresultindamage
tothe productor malfunction.
Operation and AdjustmentPrecautions
WARNINGTurnONtheinputpowersupplyonlyaftermountingthefrontcover,terminalcovers,
bottomcover, Operator,and optional items.Notdoing somayresultin electrical
shock.
WARNINGDo notremovethe frontcover, terminalcovers,bottomcover, Operator,oroptional
itemswhilethe powerisbeingsupplied.Notdoing somayresultin electricalshock.
WARNINGDo notoperatethe Operatororswitcheswithwethands.Doing somayresultin
electricalshock.
WARNINGDo not touchthe inside of the Inverter.Doing somayresultin electricalshock.
WARNINGDo notcomeclosetothe machine when using the error retryfunction becausethe
machinemayabruptlystartwhenstoppedbyanalarm.Doingsomayresultininjury.
WARNINGDo notcomeclosetothe machine immediatelyafter resetting momentarypower
interruption to avoid an unexpected restart(ifoperation is set tobecontinued inthe
processingselectionfunctionaftermomentarypowerinterruptionisreset).Doingso
mayresultininjury.
WARNINGProvideaseparateemergencystop switchbecausetheSTOPKeyontheOperator
isvalidonlywhenfunctionsettingsareperformed.Notdoingsomayresultininjury.

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Transportation Precautions
Caution Donotholdbyfrontcoverorpanel,instead,holdbytheradiationfin(heatsink)while
transporting the product. Doing somayresultininjury.
Caution Donotpullonthecables.Doingsomayresultindamagetotheproductormalfunc-
tion.
Caution Usethe eye-boltsonlyfortransporting the Inverter.Using themfortransporting the
machinerymayresultininjuryor malfunction.
Installation Precautions
Caution Besuretoinstall the productinthe correctdirection and provide specified clear-
ancesbetween the Inverterand controlpanelorwith otherdevices.Notdoing so
mayresultinfire or malfunction.
Caution Donotallowforeignobjectstoenterinsidetheproduct.Doingsomayresultinfireor
malfunction.
Caution Do notapplyany strong impact. Doing somayresultin damage tothe productor
malfunction.
Caution Provide an appropriatestopping device on the machine side tosecuresafety.(A
holdingbrakeisnotastoppingdeviceforsecuringsafety.)Notdoingsomayresultin
injury.
Caution Provideanexternalemergencystoppingdevicethatallowsaninstantaneousstopof
operation and powerinterruption.Notdoing somayresultininjury.
Wiring Precautions
WARNINGWiring mustbe performed onlyafterconfirming that the powersupplyhasbeen
turned OFF.Notdoing somayresultin electricalshock.
WARNINGWiring mustbe performed byauthorized personnel.Notdoing somayresultin
electricalshock orfire.
WARNINGBesuretoconfirm operation onlyafterwiring the emergency stop circuit. Notdoing
somayresultininjury.
WARNINGAlways connect the ground terminalsto a ground of100 Worless forthe 200-VAC
class,or10Worlessforthe 400-VACclass.Notconnectingtoapropergroundmay
resultin electricalshock.

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GeneralPrecautions
Observethe following precautionswhen using the SYSDRIVE Invertersand peripheral
devices.
Thismanualmayinclude illustrationsof the productwith protectivecoversremoved in order
to describe the componentsof the productin detail.Makesurethat these protectivecovers
areonthe productbefore use.
ConsultyourOMRONrepresentativewhen using the productafteralong period ofstorage.
WARNINGDo not touchthe inside of the Inverter.Doing somayresultin electricalshock.
WARNINGOperation,maintenance,orinspection mustbe performed afterturning OFF the
powersupply,confirmingthattheCHARGEindicator(orstatusindicators)areOFF,
andafterwaitingforthetimespecified on the frontcover.Notdoing somayresultin
electricalshock.
WARNINGDonotdamage,pullon,applystressto,placeheavyobjectson,orpinchthecables.
Doing somayresultin electricalshock.
WARNINGDo not touchthe rotating partsof the motorunderoperation.Doing somayresultin
injury.
WARNINGDo notmodifythe product. Doing somayresultininjuryordamage tothe product.
Caution Do notstore,install,oroperatethe productinthe following places.Doing somay
resultin electricalshock, fire ordamage tothe product.
SLocations subject to directsunlight.
SLocations subject totemperaturesorhumidityoutside the range specified inthe
specifications.
SLocationssubjecttocondensationastheresultofseverechangesintemperature.
SLocations subject tocorrosive orflammable gases.
SLocations subject to exposuretocombustibles.
SLocations subject to dust(especiallyiron dust)orsalts.
SLocations subject to exposuretowater,oil,orchemicals.
SLocations subject toshock orvibration.
Caution Do not touchthe Inverter radiator,regenerativeresistor,orServomotorwhilethe
powerisbeingsuppliedorsoonafterthepoweristurnedOFF.Doingsomayresultin
askin burn due tothe hotsurface.
Caution Do notconducta dielectric strengthteston anypartof the Inverter.Doing somay
resultin damage tothe productor malfunction.
Caution Takeappropriateandsufficientcountermeasureswheninstallingsystemsinthefol-
lowing locations.Notdoing somayresultin equipmentdamage.
SLocations subject tostaticelectricityorotherformsofnoise.
SLocations subject tostrong electromagneticfieldsand magneticfields.
SLocations subject to possible exposuretoradioactivity.
SLocations closeto powersupplies.

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Notice:
OMRONproductsaremanufactured foruse according to properproceduresbya qualified
operatorand onlyforthe purposesdescribed inthismanual.
The following conventionsare used toindicate and classifyprecautionsinthismanual.
Always heed the information provided withthem.Failureto heed precautions can resultin
injuryto people ordamage to property.
DANGERIndicatesanimminentlyhazardoussituationwhich,ifnotavoided,willresultindeath
orseriousinjury.
WARNINGIndicatesapotentiallyhazardoussituationwhich,ifnotavoided,couldresultindeath
orseriousinjury.
Caution Indicatesapotentiallyhazardoussituation which,ifnotavoided,mayresultinminor
or moderateinjury,orpropertydamage.
OMRONProductReferences
All OMRONproductsarecapitalized inthismanual.The word“Unit”isalsocapitalized when
itreferstoanOMRONproduct, regardless ofwhetherornotitappearsinthe propername
of the product.
The abbreviation “Ch,”which appearsinsome displays and on someOMRONproducts,
often means“word”and isabbreviated “Wd”in documentation inthis sense.
The abbreviation “PC” meansProgrammableControllerand isnotused asan abbreviation
foranything else.
VisualAids
The following headingsappearinthe left column of the manualto helpyou locate different
typesofinformation.
NoteIndicatesinformation ofparticularinterest forefficientand convenientoperation of the product.
Ó
O
M
R
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N
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All rightsreserved.No partofthispublication may bereproduced,storedinaretrievalsystem,ortransmitted,
inany form,orby any means,mechanical,electronic,photocopying,recording,orotherwise,without theprior
written permission ofOMRON.
No patent liabilityisassumedwithrespect totheuseoftheinformation contained herein.Moreover,because
OMRON isconstantlystriving toimproveitshigh-quality products,theinformation containedinthismanual
is subject tochangewithoutnotice.Every precaution hasbeentakeninthepreparation ofthismanual.Never-
theless,OMRON assumesno responsibilityforerrorsoromissions.Neitherisany liabilityassumedfordam-
agesresulting fromtheuseoftheinformation containedinthispublication.

TableofContents
xi
Chapter 1.Overview1-1...............................
1-1Function 1-2.....................................................
1-2Nomenclature1-5.................................................
1-3NewFeatures1-8.................................................
Chapter 2.Design2-1.................................
2-1Installation 2-2...................................................
2-1-1Dimensions2-2............................................
2-1-2Installation Conditions2-6...................................
2-1-3Removing and Mounting theCovers2-8........................
2-2Wiring 2-11.......................................................
2-2-1TerminalBlock 2-12.........................................
2-2-2StandardConnections2-20....................................
2-2-3Wiring around theMainCircuit 2-21............................
2-2-4Wiring ControlCircuit Terminals2-38...........................
2-2-5Conforming toECDirective2-41...............................
Chapter 3.PreparingforOperationand Monitoring 3-1....
3-1Nomenclature3-2.................................................
3-1-1NamesofPartsand theirFunctions3-2.........................
3-1-2OutlineofOperation 3-3.....................................
3-2ParameterCopy and VerifyFunction 3-10...............................
3-2-1Parameter forCopying and Verifying SetValues3-10...............
3-2-2ParameterCopying Procedure3-11.............................
3-2-3ParameterRead-prohibit Selection (Prohibiting Data Writtentothe
EEPROMoftheDigitalOperator) 3-18..........................
3-2-4ParameterCopy orVerifyErrors3-19...........................
Chapter 4.TestRun 4-1...............................
4-1ProcedureforTestRun 4-4..........................................
4-2Operation Example4-6.............................................
Chapter 5.BasicOperation5-1.........................
5-1InitialSettings5-2.................................................
5-1-1Setting theParameterWrite-prohibit Selection/Parameter Initialization
(n001)5-2................................................
5-1-2Setting theControlMode(n002)5-3...........................
5-2Operation inVectorControl5-5......................................
5-3Operation inV/fControl5-7........................................
5-3-1Setting theRatedMotorCurrent(n036)5-7......................
5-3-2Setting theV/fPatterns(n011 to n017)5-7......................
5-4Setting theLocal/RemoteMode5-10...................................
5-5Selecting theOperation Command 5-11.................................

TableofContents
xii
5-6Setting theFrequencyReference 5-12..................................
5-6-1Selecting theFrequencyReference 5-12..........................
5-6-2Upperand LowerFrequencyReference Limits5-13................
5-6-3FrequencyReferencing by Analog Input5-14.....................
5-6-4Setting FrequencyReferencesthrough KeySequences5-19..........
5-6-5Setting FrequencyReferencesby PulseTrainInput5-25.............
5-7Setting theAcceleration/Deceleration Time5-27..........................
5-8Selecting theReverseRotation-prohibit 5-30.............................
5-9Selecting theStopping Mode5-31.....................................
5-10 Multi-function I/O5-32.............................................
5-10-1Multi-function Input5-32.....................................
5-10-2Multi-function digitalOutput5-38..............................
5-11 Multi-function Analog Outputand PulseMonitorOutput5-41...............
5-11-1Setting theMulti-function Analog Output(n065 through n067)5-41. . .
5-11-2Setting thePulseMonitorOutput(n065 and n150)5-42.............
Chapter 6.AdvancedOperation6-1.....................
6-1PreciseVectorControlSettingsand Adjustments6-2.....................
6-1-1PreciseVectorControlSettings6-2............................
6-1-2Adjusting OutputTorqueinVectorControl6-3...................
6-2Energy-saving Control6-6..........................................
6-2-1Energy-saving ControlOperation 6-6...........................
6-2-2Performing Energy-saving Settings6-7.........................
6-3PIDControl6-13...................................................
6-3-1PIDControlApplications6-13.................................
6-3-2PIDControlOperation 6-14...................................
6-3-3TypesofPIDControl6-14....................................
6-3-4BlockDiagramofPIDControl6-16.............................
6-3-5InputSelection ofPIDControlTargetValue and Detection Value6-17.
6-3-6PIDControlSettings6-18.....................................
6-3-7PID Adjustments6-22........................................
6-3-8PIDFineTuning 6-24........................................
6-4Setting theCarrierFrequency 6-26.....................................
6-5DCInjection Braking Function 6-29...................................
6-6Stall Prevention Function 6-31........................................
6-7OvertorqueDetection Function 6-35...................................
6-8TorqueCompensation Function 6-37...................................
6-9SlipCompensation Function 6-39.....................................
6-10 OtherFunctions6-41...............................................
6-10-1DigitalOperatorDisconnection ErrorDetection 6-41...............
6-10-2MotorProtection Functions(n037 and n038)6-41..................
6-10-3Cooling FanOperation Function (n039)6-42.....................
6-10-4MomentaryPower Interruption Compensation (n081)6-42..........
6-10-5Fault Retry(n082)6-43.......................................
6-10-6FrequencyJumpFunction (n083 to n086)6-44....................

TableofContents
xiii
6-10-7AccumulatedOperating Time(n087, n088)6-45...................
6-10-8FrequencyDetection Function 6-46.............................
6-10-9UP/DOWNCommand FrequencyMemory(n100)6-48.............
6-10-10 InputOpen-phaseDetection (n166, n167)6-50....................
6-10-11 OutputOpen-phaseDetection (n168, n169)6-51...................
6-10-12 Fault Log (n178)6-52........................................
Chapter 7.Communications7-1........................
7-1InverterSettings7-2...............................................
7-1-1Setting theCommunicationsConditions7-2.....................
7-1-2RUN Command Selection (n003)7-6...........................
7-1-3FrequencyReference InputSelection (n004)7-6..................
7-1-4Setting theMulti-function Inputs(n050 to n056)7-7...............
7-2MessageCommunicationsBasicFormats7-9...........................
7-3DSRMessage and Response7-12......................................
7-3-1DataRead(Function Code:03 Hex)7-12........................
7-3-2Data Write/BroadcastData Write(Function Code:10 Hex)7-15......
7-3-3Loop-backTest(Function Code:08 Hex)7-17....................
7-4EnterCommand 7-20...............................................
7-5Setting theCommunicationsData7-21.................................
7-6RegisterNumberAllocationsinDetail 7-23.............................
7-6-1I/OFunction 7-23...........................................
7-6-2MonitorFunctions7-25.......................................
7-7CommunicationsErrorCodes7-30....................................
7-8Self-diagnosticTest7-32............................................
7-9CommunicationswithProgrammableController7-33......................
7-9-1AvailableProgrammableControllerand PeripheralDevice 7-33......
7-9-2Wiring theCommunicationsLine7-36...........................
7-9-3OutlineofProtocolMacroFunction 7-37.........................
7-9-4Creating aProjectFile7-42...................................
7-9-5LadderProgram7-52........................................
7-9-6CommunicationsResponseTime7-57...........................
Chapter 8.Maintenance Operations8-1..................
8-1Protective and DiagnosticFunctions8-2...............................
8-1-1Fault Detection (FatalError) 8-2..............................
8-1-2Warning Detection (NonfatalError) 8-11.........................
8-2Troubleshooting 8-18...............................................
8-2-1ParametersFail Set8-18......................................
8-2-2MotorFailstoOperate8-18...................................
8-2-3MotorRotatesinthe Wrong Direction 8-21.......................
8-2-4MotorOutputsNoTorqueorAcceleration isSlow8-21.............
8-2-5SpeedAccuracy oftheInverterRotating atHigh SpeedinVector
Control isLow8-22.........................................
8-2-6MotorDeceleration RateisLow8-22............................

TableofContents
xiv
8-2-7Vertical-axisLoadDropswhenBrakesareApplied 8-22.............
8-2-8MotorBurns8-23...........................................
8-2-9ControllerorAMRadioReceivesNoisewhenInverterisStarted 8-24.
8-2-10 Ground Fault InterrupterisActuatedwhenInverterisStarted 8-24. . . .
8-2-11 MechanicalVibration 8-25....................................
8-2-12 StablePIDControl isNotPossibleorControlFails8-26............
8-2-13 InverterVibratesinEnergy-saving Control8-26...................
8-2-14 MotorRotatesafterOutputof InverterisTurnedOFF 8-27..........
8-2-15 Detects0Vand StallswhenMotorStarts8-27....................
8-2-16 OutputFrequencyDoesNotReachFrequencyReference 8-27........
8-2-17 InverterDoesNotRun BecauseEF(SimultaneousInputsofForwardand
ReverseCommands)isDetected, OrMotorRotates MomentarilyWhen
ControlDevice PowerisTurnedOFF 8-27.......................
8-3Maintenance and Inspection 8-29......................................
Chapter 9.Specifications9-1...........................
9-1InverterSpecifications9-2..........................................
9-2Option Specifications9-8...........................................
9-2-1EMC-compatibleNoiseFilter9-8..............................
9-2-2DINTrackMounting Bracket9-17..............................
9-2-3DC Reactor9-19............................................
9-2-4AC Reactor9-20............................................
9-2-5OutputNoiseFilter9-22......................................
9-2-6CompoBus/DCommunicationsUnit 9-24........................
Chapter 10.ListofParameters10-1......................
Chapter 11.UsingtheInverter foraMotor11-1............

Chapter 1
Overview
1-1Function
1-2Nomenclature
1-3New Features
1

1-2
1-1Function
The high-function compactSYSDRIVE 3G3MV-SeriesInverteristhe first
compact Invertertofeature open-loop vectorcontrol.
The 3G3MVInverter meetsEC Directivesand UL/cULstandardrequire-
mentsforworldwide use.
Furthermore, the 3G3MV-SeriesInverterincorporatesavarietyofconve-
nientcontrol,network,andI/Ofunctionsthatareversatileandeasy-to-use.
HSYSDRIVE 3G3MVInverterModels
·The following 200-V-class (three-and single-phase 200-VACtypes)and 400-V-class
(three-phase 400-VACtype)3G3MVmodelsare available.
RatedvoltageProtective
structureMaximumapplied motorcapacityModel
3-phase 200 VACPanelmounting type
(
c
o
n
f
o
r
m
t
o
I
P
2
0
)
0.1(0.1)kW3G3MV-A2001
3
-
p
h
a
s
e
2
0
0
V
A
C
P
a
n
e
l
m
o
u
n
t
i
n
g
t
y
p
e
(conform toIP20)0.2(0.25)kW3G3MV-A2002
0.4(0.55)kW3G3MV-A2004
0.75 (1.1)kW3G3MV-A2007
1.5(1.5)kW3G3MV-A2015
2.2(2.2)kW3G3MV-A2022
4.0(4.0)kW3G3MV-A2040
Closed wall
mounting type
(
c
o
n
f
o
r
m
t
o
N
E
M
A
1
5.5(5.5)kW3G3MV--A2055
m
o
u
n
t
i
n
g
t
y
p
e
(conform toNEMA1
and IP20)7.5(7.5)kW3G3MV--A2075
Single-phase 200 VACPanelmounting type
(
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f
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m
i
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g
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I
P
2
0
)
0.1(0.1)kW3G3MV-AB001
S
i
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-
p
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2
0
0
V
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i
n
g
t
y
p
e
(conforming toIP20)0.2(0.25)kW3G3MV-AB002
0.4(0.55)kW3G3MV-AB004
0.75 (1.1)kW3G3MV-AB007
1.5(1.5)kW3G3MV-AB015
2.2(2.2)kW3G3MV-AB022
4.0(4.0)kW3G3MV-AB040
OverviewChapter1

1-3
3-phase 400 VACPanelmounting type
(
c
o
n
f
o
r
m
t
o
I
P
2
0
)
0.2(0.37)kW3G3MV-A4002
3
-
p
h
a
s
e
4
0
0
V
A
C
P
a
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e
l
m
o
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t
i
n
g
t
y
p
e
(conform toIP20)0.4(0.55)kW3G3MV-A4004
0.75 (1.1)kW3G3MV-A4007
1.5(1.5)kW3G3MV-A4015
2.2(2.2)kW3G3MV-A4022
3.0(3.0)kW3G3MV-A4030
4.0(4.0)kW3G3MV-A4040
Closed wall mounting
t
y
p
e
(
c
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f
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o
N
E
M
A
1
5.5(5.5)kW3G3MV--A4055
t
y
p
e
(conform toNEMA1
and IP20)7.5(7.5)kW3G3MV--A4075
NoteThe figuresin parenthesesindicatecapacitiesfor motorsused outside Japan.
HPowerfulTorqueIdealforaVarietyofApplications
The 3G3MVisOMRON’sfirstcompact Inverterincorporating an open-loop vectorcon-
trolfunction,whichensuresatorqueoutputthatis150%ofthe rated motortorque atan
output frequency of1Hz.
Ensuresamore powerfulrevolution atlowfrequenciesthan any conventional inverter.
Furthermore, the 3G3MVInvertersuppressesthe revolution fluctuation caused bythe
load.
Incorporatesafullyautomatictorque boost function thatdrivesthe motorpowerfullyin
V/f control.
Incorporatesa high-speed currentlimit function, thus suppressing overcurrentcaused
byhigh torque and ensuring smooth operation of the motor.
HConvenientEasy-to-use Functions
·The FREQUENCYadjusterof the DigitalOperatorallowseasy operation.The default
setting isforoperation according tothe FREQUENCYadjustersetting.
·The DigitalOperatorhasa parametercopyfunction ensuring easy parametercontrol.
·Ease ofmaintenanceisensured.The cooling fan iseasilyreplaceable.The life of the
coolingfancanbeprolongedbyturningONthecoolingfan onlywhentheInverterisin
operation.
·Incorporatesa braking transistor.Therefore, the Inverterwill provide powerfulcontrol
byjustconnecting a braking resistor.
·Incorporatesaninrushcurrentpreventivecircuitthatpreventscontactweldattheinput
powersupplyblock.
OverviewChapter1

1-4
HInternationalStandards(EC Directives and UL/cUL
Standards)
The 3G3MVInverter meetsthe EC Directivesand UL/cULstandardrequirementsfor
worldwide use.
Classification Applicable standard
EC DirectivesEMCdirectiveEN50081-2 and EN50082-2
E
C
D
i
r
e
c
t
i
v
e
s
Low-voltage directive prEN50178
UL/cULUL508C
HCompatiblewithCompoBus/Dand RS-422/485
·SupportsRS-422 and RS-485 communicationsconforming tothe MODBUSCommu-
nicationsProtocol, thusmaking itpossibletoeasily constructnetworks withthe useof
the ProtocolMacro orASCII Unitmounted on an OMRONSYSMACPC.The MOD-
BUSCommunicationsProtocol isatrademarkofAEGSchneiderAutomation.
·Connectstothe 3G3MV-PDRT1-SINVCompoBus/D CommunicationsUnit. Aremote
I/O function forCompoBus/Dcommunicationsisavailabletothe 3G3MVInverter,
which ensuresease ofcommunicationsjustlikestandardI/O communications.
Furthermore,CompoBus/Dcommunications conform tothe DeviceNetcommunica-
tionsprotocolforopen networks, thusallowing construction ofmulti-vendornetworks
inwhich othercompanies’devices can coexist.
NoteModbuscommunicationandCompoBus/Dcommunicationcannotbe performed
simultaneously.Itisnecessarytoselect the type ofcommunication required.
HHandlesaVarietyofI/OSignals
Handlesavarietyof I/O signalsoverawide application range asdescribed below.
·Analog voltage input: 0to10V
·Analog currentinput: 4to 20 or0to20mA
·Pulsetraininput: 0.1to 33.0kHz
·Multi-function analog outputorpulsetrain outputis selectable asmonitoroutput
HSuppression ofHarmonics
ConnectstoDC reactors, thus suppressing harmonics more effectivelythan conven-
tionalACreactors.
Furtherimprovementinthesuppressionofharmonicsispossiblewiththecombineduse
of the DC and ACreactors.
OverviewChapter1

1-5
1-2Nomenclature
HPanel
Frontpanel
mounting
screw
DigitalOperator
ALARMdisplay
RUN indicator
Frontcover
Bottomcover
Terminal
cover
Four
mounting
holes
NoteNone of the following 200-Vmodelshave a terminalcoveror mounting holes.
Instead,thefrontcoverisusedasaterminalcoverandtwoU-shapedcutoutsare
provided in place of the mounting holes.
3G3MV-A2001 (0.1kW),3G3MV-A2002 (0.2kW),3G3MV-A2004 (0.4kW),and
3G3MV-A2007 (0.75 kW)
3G3MV-AB001 (0.1kW),3G3MV-AB002 (0.2kW),and 3G3MV-AB004 (0.4kW)
OverviewChapter1

1-6
HDigitalOperator
Data display
FREQUENCY
adjuster
Simplified-LED
indicators
Operation keys
A
p
p
e
a
r
a
n
c
e
NameFunction
Data displayDisplays relevantdataitems,such asfrequency
reference,output frequency,and parameterset
values.
FREQUENCY
adjusterSetsthe frequency referencewithinarange between 0 Hzand the maximumoutput
frequency.
FREFindicatorThe frequency referencecan be monitored orset
whilethisindicatorislit.
FOUTindicatorThe output frequency of the Invertercan be
monitored whilethisindicatorislit.
IOUTindicatorThe outputcurrentof the Invertercan be
monitored whilethisindicatorislit.
MNTR indicatorThe values setinU01 through U18 are
monitored whilethisindicatorislit. Depending on
the invertercapacity, the quantityof the Uxx will
be different.
F/R indicatorThe direction ofrotation can be selected while
thisindicatorislitwhen operating the Inverter
withthe RUN Key.
LO/REindicatorThe operation of the Inverterthrough the Digital
Operatororaccording tothe setparametersis
selectablewhilethisindicatorislit.
NoteThis statusof thisindicatorcan be only
monitored whilethe Inverterisin operation.
AnyRUN command inputisignored while
thisindicatorislit.
OverviewChapter1