Alfalaval IM 15 User manual

Covering:
Standardmachines
MachinesdeliveredwithATEX/IECExCertificationinaccordancewithDirective204/34/EU
ESE0284-EN02022-
Originalmanual
InstructionManual
AlfaLavalIM15RotaryJetMixer

Tableofcontents
Theinformationhereiniscorrectatthetimeofissuebutmaybesubjecttochangewithoutpriornotice
1.DeclarationsofConformity.................................................................5
2.Safety..........................................................................................7
2..Importantinformation.............................................................................7
2.2.Warningsigns.....................................................................................7
3.Introduction..................................................................................8
3..Introduction........................................................................................8
3.2.Intendeduse......................................................................................8
3.3.Patentsandtrademarks.........................................................................9
3.4.Marking............................................................................................9
3.5.ATEX/IECExmarking.............................................................................0
3.6.ATEX/IECExtemperatureclassandcode......................................................
4.Installation....................................................................................13
4..Generaldescription...............................................................................3
4.2.Functioning........................................................................................4
4.3.Generalsafetyandinstallationinstructions.....................................................6
4.4.SpecificconditionsforsafeuseinaccordancewithATEX/IECExcertification..............8
5.Operation.....................................................................................22
5..Normaloperation.................................................................................22
5.2.Safetyprecautions................................................................................23
6.Maintenance..................................................................................24
6..Preventivemaintenance..........................................................................24
6.2.ServiceandrepairofATEX/IECExcertifiedmachines.........................................25
6.3.Topassembly.....................................................................................26
6.4.Bottomassembly.................................................................................28
6.5.Hubsubassembly................................................................................30
6.6.Stemsubassembly...............................................................................32
6.7.Gearsubassembly................................................................................34
6.8.Replacementofcollarbushes...................................................................36
6.9.Replacementofballraces.......................................................................38
6.0.Replacementofmaincollars....................................................................40
7.Troubleshootingguide.....................................................................42
8.Technicaldata................................................................................44
8..IM5RotaryJetMixerwith2nozzles..........................................................44
8.2.IM5RotaryJetMixerwith4nozzles..........................................................45
8.3.Performancedata.................................................................................46
9.Productprogramme.........................................................................47
9..StandardconfigurationforAlfaLavalIM5RotaryJetMixer................................47
9.2.Availableadd-ons.................................................................................47
10.Partslistsanddrawings,servicekitsandtools..........................................48
0..Partsdrawingandlistofparts-IM5with2nozzles........................................48
0.2.Partsdrawingandlistofparts-IM5with4nozzles........................................50
0.3.Serviceintervals...................................................................................52
0.4.Tools...............................................................................................52
3

Tableofcontents
Theinformationhereiniscorrectatthetimeofissuebutmaybesubjecttochangewithoutpriornotice
11.Generalinformation.........................................................................53
..Service&repair...................................................................................53
.2.Howtoorderspareparts........................................................................53
.3.HowtocontactAlfaLavalKoldingA/S.........................................................53
4

1DeclarationsofConformity
EU EU
EUDeclaration Declaration Declarationof of ofConformity Conformity Conformity
TheDesignatedCompany
AlfaLavalKoldingA/S,Albuen3,DK-6000Kolding,Denmark,[phone]
Companyname,addressandphonenumber
Herebydeclarethat
RotaryJetMixer
Designation
IM5
Type
Serialnumberfrom209-000to2030-99999
isinconformitywiththefollowingdirectiveswithamendments:
-MachineryDirective2006/42/EC
-ATEXDirective204/34/EUandthefollowingharmonizedstandardsareused:
ENISO80079-3:201,ENISO80079-37:201,DS/ENISO/IEC80079-34:2011,AnnexA,paragraphA.5.3Rotatingmachines
ECTypeExaminationCertificateno.Baseefa0ATEX088XandIECExBAS9.0087X
IIGExhIIC85ºC...75ºCGa
Marking:IIDExhIIICT85ºC...T40ºCDa
TheQAN(QualityAssuranceNotification)iscarriedoutbySGSFimkoOy,Särkiniementie3,Helsinki00211,Finland.NotifiedBodyNo.0598.
EUTypeExaminationCertificationiscarriedoutbySGSFimkoOy,Särkiniementie3,Helsinki00211,Finland.NotifiedBodyno.0598.
IECExCertificateofConformityiscarriedoutbyBaseefaLtd.,RockheadBusinessPark,StadenLane,Buxton,DerbyshireSK179RZ,United
Kingdom.IECExAcceptedCertificationBody(ExCB).
Thepersonauthorisedtocompilethetechnicalfileisthesignerofthisdocument.
GlobalProductQualityManagerLarsKruseAndersen
TitleName
Kolding,Denmark2022––08
PlaceDate(YYYY-MM-DD)Signature
This Declaration of Conformity replaces Declaration of Conformity dated 20 9-06-0
5

1DeclarationsofConformity
UK UK
UKDeclaration Declaration Declarationof of ofConformity Conformity Conformity
TheDesignatedCompany
AlfaLavalKoldingA/S,Albuen3,DK-6000Kolding,Denmark,[phone]
Companyname,addressandphonenumber
Herebydeclarethat
RotaryJetMixer
Designation
IM5
Type
Serialnumberfrom209-000to2030-99999
isinconformitywiththefollowingdirectiveswithamendments:
-TheSupplyofMachinery(Safety)Regulations2008
-TheEquipmentandProtectiveSystemsIntendedforuseinPotentiallyExplosiveAtmospheresRegulations206
ENISO80079-3:201,ENISO80079-37:201,DS/ENISO/IEC80079-34:2011,AnnexA,paragraphA.5.3Rotatingmachines
UKEx Type Examination Certificate no. BAS22UKEX007 X and IECEx BAS 9.0087X
IIGExhIIC85ºC...75ºCGa
Marking:IIDExhIIICT85ºC...T40ºCDa
TheUKQAN(QualityAssuranceNotification)iscarriedoutbyBaseefaLtd.,RockheadBuisnessPark,StadenLane,Buxton,DerbyshireSK17
9RZ,UnitedKingdom,NotifiedBodyNo.1180.
UKTypeExaminationCertificationiscarriedoutbyBaseefaLtd.,RockheadBuisnessPark,StadenLane,Buxton,DerbyshireSK179RZ,
UnitedKingdom,NotifiedBodyNo.1180.
IECExCertificateofConformityiscarriedoutbyBaseefaLtd.,RockheadBusinessPark,StadenLane,Buxton,DerbyshireSK179RZ,United
Kingdom.IECExAcceptedCertificationBody(ExCB).
Signedonbehalfof:AlfaLavalKoldingA/S
GlobalProductQualityManagerLarsKruseAndersen
TitleName
Kolding,Denmark2022––08
PlaceDate(YYYY-MM-DD)Signature
DoCRevison_0_2022
6

2Safety
Unsafepracticesandotherimportantinformationareemphasizedinthismanual.
Warningsareemphasizedbymeansofspecialsigns.
Always Always
Alwaysread read readthe the themanual manual manualbefore before beforeusing using usingthe the themixer! mixer! mixer!
2.1Importantinformation
W W
WARNING ARNING ARNING
Indicatesthatspecialproceduresmustbefollowedtoavoidseriouspersonalinjury.
CAUTION CAUTION
CAUTION
Indicatesthatspecialproceduresmustbefollowedtoavoiddamagetothemixer.
NOTE NOTE
NOTE
Indicatesimportantinformationtosimplifyorclarifyprocedures.
2.2Warningsigns
Generalwarning:
ATEX/IECExwarning:
7

3Introduction
RotaryJetMixerIM15
3.1Introduction
ThismanualhasbeenpreparedasaguideforthepersonswhowillbeoperatingandmaintainingyourAlfaLavalIM5
RotaryJetMixer.Thekeytolonglifeforyourmixerwillalwaysbeasystemofcarefullyplannedmaintenanceprocedures;
youwillappreciatethatamixerwhichhasaroughjobtodowillneedmorefrequentattentionthanoneworkingin
idealconditions.
Note Note
Note:GetthebestandmosteconomicalperformancefromyourRotaryJetMixer.Insufficientpreventivemaintenance
meanspoorperformance,unscheduledstops,shorterlifetimeandextracosts.Goodpreventivemaintenanceonthe
contrarymeansgoodperformance,nounscheduledstopsandsuperiortotaleconomy.
Youwillfindtheinformationcontainedinthismanualsimpletofollow,butshouldyourequirefurtherassistance,ourTechnical
Departmentwillbepleasedtohelpyou.Pleasequotethetypeandserialnumberwithallyourenquiries;thiswillhelpusto
helpyou.Thetypeandserialnumberareplacedonthegearhouseofthemixer.
Note: Note:
Note:Theillustrationsandspecificationscontainedinthismanualwereeffectiveatthedateofprinting.However,as
continuousimprovementsareourpolicy,wereservetherighttoalterormodifyanyunitspecificationonanyproduct
withoutpriornoticeoranyobligation.
TheEnglishversionoftheinstructionmanualistheoriginalmanual.Wemakereservationsinregardtopossiblemistranslationsin
languageversionsoftheinstructionmanual.Incaseofdoubt,theEnglishversionoftheinstructionmanualapplies.
Important Important
Important
information: information:
information:Beforeinstallingthemachineandsettingitintooperation,carefullyreadtheGeneralSafetyand
InstallationInstructions(page6)andthespecialconditionsforsafeuseinaccordancewithATEX/IECEx
directive204/34/EU(page8)andtakeallnecessaryprecautionsaccordingtoyourapplicationand
localregulations.
3.2Intendeduse
Itistobeverifiedbytheend-user:
-thattherotaryjetmixerisinconformitywithrespecttotank,vesselorcontainersizeinwhichitwillbeused.
-thattheconstructionmaterials(bothmetallicandnon-metallic)arecompatibilitywithproduct,flushingmedia,cleaning
media,temperaturesandpressureundertheintendeduse.
Therotaryjetmixerisintendedforuseinclosedtank,vesselorcontainer.Ifusedinopenenvironmentsee4.3Generalsafety
andinstallationinstructions(page6).
8

3Introduction
RotaryJetMixerIM15
3.3Patentsandtrademarks
ThisInstructionManualispublishedbyAlfaLavalKoldingA/Swithoutanywarranty.Improvementsandchangestothis
InstructionManualmayatanytimebemadebyAlfaLavalKoldingA/Swithoutpriornotice.Suchchangeswill,however,
beincorporatedinneweditionsofthisInstructionManual.
AlfaLavalKoldingA/S.Allrightsreserved.
AlfaLavalIM5RotaryJetMixerproducthaspatentsintheEPOmemberstatesandinothercountries.TheAlfaLavallogotype
isatrademarkoraregisteredtrademarkofAlfaLavalCorporateAB.Otherproductsorcompanynamesmentionedhereinmay
bethetrademarksoftheirrespectiveowners.Anyrightsnotexpresslygrantedhereinarereserved.
3.4Marking
AlfaLavalRotaryJetMixersaremarkedtoallowforrecognitionoftypeofmachine,machinename,serialnumberandmanufac-
turingaddress.Themarkingisplacedonthegearhouseofthemixer.
Serial Serial
Serialnumber number numberexplanation explanation explanation
Machinessuppliedwithorwithoutstandarddocumentation:
yyyy-xxxxx:serialnumber
yyyy:year
xxxxx:5digitsequentialnumber
9

3Introduction
RotaryJetMixerIM15
3.5ATEX/IECExmarking
TheAlfaLavalIM5RotaryJetMixeriscertifiedascategoryIcomponent.TheATEXcertificationiscarriedoutbytheNotified
BodySGSFimkoOy,whohasissuedthecertificateno.Baseefa0ATEX088X.
TheIECExcertificationiscarriedoutbytheCertificationBodySGSBaseefaLtd.,whohasissuedthecertificateno.IECExBAS
9.0087X.
Note Note
Note
Explosionprotectiontypeisconstructionalsafety“c”.
ThemarkingontheATEX/IECExcertifiedAlfaLavalIM5RotaryJetMixer5isasfollows(forinformationonmarkingposition
seesection3.Introduction):
Serial Serial
Serialnumber number numberexplanation explanation explanation
Machinessuppliedwithorwithoutstandarddocumentation:
yyyy-xxxxx:serialnumber
yyyy:year
xxxxx:5digitsequentialnumber
10

3Introduction
RotaryJetMixerIM15
3.6ATEX/IECExtemperatureclassandcode
Themaximumsurfacetemperaturedependsmainlyonoperatingconditionswhicharethetemperatureofthecleaning/mixing
fluidandtheambienttemperature.
Gr Gr
Group oup oupII II IIEPL EPL EPLGa Ga Ga
Thegastemperatureclassiscorrectedwithasafetymarginof80%duetoarequirementforGroupllEPLGaequipment.
Thegastemperatureclassdependsonthecleaning/mixingfluidtemperatureortheambienttemperature,whicheverofthe
twoisthehighest.
Tablefordeterminingtemperatureclass(gasatmospheres)
Gas
Temperatureclass
Cleaning/mixing
fluidtemperature,
Tp(°C)
Ambienttemperature,
Tamb(°C)
85°C(T6)≤+68°C≤+68°C
00°C(T5)≤+80°C≤+80°C
35°C(T4)≤+08°C≤+08°C
75°C≤+40°C≤+40°C
Gr Gr
Group oup oupIII III IIIEPL EPL EPLDa Da Da
Thedusttemperatureclassdependsonthecleaning/mixingfluidtemperatureortheambienttemperature,whicheverofthe
twoisthehighest.
Nodustlayerisconsidered.
Tablefordeterminingtemperatureclass(dustatmospheres)
Dust
Temperaturecode
Cleaning/Mixing
fluidtemperature,
Tp(°C)
Ambienttemperature,
Tamb(°C)
T85°C≤+85°C≤+85°C
T00°C≤+00°C≤+00°C
T35°C≤+35°C≤+35°C
T40°C≤+40°C≤+40°C
Exampleofgasclassdetermination
Cleaning/mixingfluidtemperatureis67°Candambienttemperatureis75°C.
Gasclass=T5
ATEX/IECExmarkingontheequipment:
IIGExhIIC85°C…75°CGa
IIDExhIIICT85°C…T40°CDa
11

.
12

4Installation
RotaryJetMixerIM15
4.1Generaldescription
TheAlfaLavalIM5RotaryJetMixerisamediadrivenandmedialubricatedtank/reactormixer.Allmaterialsareselectedfor
contactwithfood,andthemachineisself-cleaningi.e.allinternalandexternalsurfacesarecleaned.
ForuseinexplosivehazardzonestheAlfaLavalIM5RotaryJetMixerATEX/IECExversioncanbeused,provideditis
installedaccordingtosafetyinstructionsinlocalregulations.
The The
TheRotary Rotary RotaryJet Jet Jet
Mixing Mixing
Mixingtechnology technology technology
T T
Traditional raditional raditional
Mixing Mixing
Mixingtechnology technology technology
RoundpumpingPropellermixing
A=RotaryJetMixerA=Liquidfeed
B=GasB=Product
C=Product
D=Liquidfeed
13

4Installation
RotaryJetMixerIM15
4.2Functioning
TheAlfaLavalIM5RotaryJetMixerisplacedinsidethetank/reactorundertheliquidsurfaceoftheliquidvolumetobemixed.
Themixeriscombinedwithanexternalrecirculationloop.Thefluidofthetank/reactorisrecirculatedthroughthisloopand
reintroducedinthetank/reactorthroughtheAlfaLavalIM5RotaryJetMixer.Themorefluidbeingrecirculated,the
moreeffectivemixingisobtained.
Themixershouldbeplacedinthecentreofthefluidtobemixed.Minimum½mundertheliquidsurface.
A:normalliquidlevelB:PossibleliquidorpowdersupplyC:Possiblegassupply
Theflowoffluidtobemixedpassesfromthetankintothemixerthroughaturbine,whichissetintorotation.Theturbinerotation
isthroughagearboxtransformedintoacombinedhorizontalrotationofthemixerbodyandaverticalrotationofthenozzles.
Machines Machines
Machineswith with with2 2 2nozzles nozzles nozzles
Thecombinedmotionofthemixerbodyandthenozzlesensuresafullyindexedtankmixing.After¼revolutionsoftheHub
withnozzles(03/4revolutionsofthemixerbody),onecoarsemovementpatternhasbeenestablishedwhichwhenprojected
onthetanksurfacelooksasFigure.Duringthefollowingcycles,thispatternisrepeated3times,eachofwhichisdisplaced
¼ofthemeshinthepattern.Afteratotalof45revolutionsoftheHubwithnozzles(43revolutionsofthemachinebody),a
complete“mixingpattern”hasbeenlaidout,andthefirstpatternisrepeated.Thisfeatureeliminates"deadvolumes"inthe
tank,andmakestheAlfaLavalIM5RotaryJetMixerveryefficientautomatictankcleaningmachine,whenthetankisempty.
FirstcycleSecondcycleThirdcycleForthcycle
14

4Installation
RotaryJetMixerIM15
Machines Machines
Machineswith with with4 4 4nozzles nozzles nozzles
Thecombinedmotionofthemixerbodyandthenozzlesensuresafullyindexedtankmixing.After55/8revolutionsofhubwith
nozzles(55/8revolutionsofthemixerbody),onecoarsemovementpatternhasbeenestablishedwhichwhenprojectedon
thetanksurfacelooksasfigure.Duringthefollowingcycles,thispatternisrepeated7times,eachofwhichisdisplaced/8
ofthemeshinthepattern.Afteratotalof45revolutionsofthehubwithnozzles(43revolutionsofthemixerbody),acomplete
mixingpatternhasbeenestablished,andthefirstpatternisrepeated.Thisfeatureeliminates"deadvolumes"inthetank,and
makestheAlfaLavalIM5RotaryJetMixeraveryefficientautomatictankcleaningmachine,whenthetankisempty.
Figure:FirstcycleFigure2:Fullpattern
General General
Generalfor for forboth both both2 2 2and and and4 4 4nozzle nozzle nozzlemachines machines machines
Thespeedofrotationoftheturbinedependsontheflowratethroughthemixer.Thehighertheflowrateis,thehigherthe
speedofrotationwillbe.InordertocontroltheRPMofthemixerforawiderangeofflowrates,theefficiencyoftheturbine
canbechangedbyusing00%or0%turbine/inletguide.
Apartfromthejetflowthroughthenozzles,fluidisleakingthroughthetopofthemixer,atthehubandthroughthebottom
cover.Theleakagesbetweenthemovingpartsatthetopandatthehubarecleaningthegabsandthuspreventingbuild-up
ofmaterialthatmightcauseextrafriction.Theflowthroughthebottomcoverisrequiredtoensureproperlubricationof
thegearbox.
Thenumberofrotationsrequiredforasatisfactorymixingofagiventankvolumedependsontheenergyinput(kw/m3tank
volume),theviscosityoftheliquid,requiredmixingtime,andnumberofmixerspertank.
Itispossibletoaddfluid,gasorsolidsintherecirculationloop.Theseingredientswillveryeffectivelybemixedintothe
entiretank/reactorvolume.
Whenthetank/reactorisemptytheAlfaLavalIM5RotaryJetMixercanbeusedasatankcleaningmachine.
15

4Installation
RotaryJetMixerIM15
4.3Generalsafetyandinstallationinstructions
TheAlfaLavalIM5RotaryJetMixershouldbeinstalledinverticalposition(uprightorupsidedown).Itisrecommendedto
installafilterinthesupplylineinordertoavoidlargeparticlestocloginsidethemachine.Beforeconnectingthemixerintothe
system,allsupplylinesandvalvesshouldbeflushedtoremoveforeignmatter.
Fordeviceswithtaperedthreadconnectionstothedownpipe,itisrecommendedthatyousecuretheconnectioninamanner
appropriatefortheapplication.Subjecttotheintendeduseenvironmentandanyinhouseuserrequirementsorpolicies,a
liquidthreadlockingadhesivesuchasLoctiteNo.243orequivalentcouldbeused.Othermethodscouldbeacceptable
andsubjecttocustomerpreference.
Note: Note:
Note:Themachineshallbeinstalledinaccordancewithnationalregulationsforsafetyandotherrelevantregulations
andstandards.
InEU-countriesthecompletesystemmustfulfiltheEU-MachineDirectiveanddependingofapplication,theEU-Pressure
EquipmentDirective,theEU-ATEX/IECExDirectiveandotherrelevantDirectivesandshallbeCE-markedbeforeitisset
intooperation.
ElectricalequipmentsuchasmagneticvalvesandelectricactuatorsmustnotbeinstalledinEx-zoneswithouttypeapproval
andmarking,correspondingtotheEX-classinquestion.
W W
War ar arning: ning: ning:Precautionsshallbemadetopreventstartingofthemixingoperation,whilepersonnelareinsidethe
tankorotherwisecanbehitbyjetsfromthenozzles.
Forinformationonuseinpotentialexplosiveatmospheresseeparagraph4.4Specificconditionsforsafeuseinaccordancewith
ATEX/IECExcertificationpage8.
TheAlfaLavalIM5RotaryJetMixerasdeliveredhasbeentestedatthefactorybeforeshipping.Fortransportationreasons,
thenozzleshavebeenscrewedoffafterthetest.Inordertosecurethenozzlesagainstfallingoffduringnormalcauseofservice
duetovibrationsandotherexternalstrainsitisimportantthatthenozzlesaretightenedproperlyaftermounting.Ifnot,the
nozzlesmaybeblownoffduringmixingandcausedamageontank,valvesandpump.Thisisespeciallyimportantifmixersare
installedintanksandvesselswithinthetransportationsectorintrucks,railcarsandonboardships.
Normally,itissufficienttotightenthenozzleswiththespecifiedtorque.However,dependingontheapplicationandlocal
policiesextrasecuringmaybepreferred.
16

4Installation
RotaryJetMixerIM15
W W
With ith ith2 2 2Nozzles: Nozzles: Nozzles:
.Clampmachinefirmlyinavice:PlacemachineontopofvicewithHubw.nozzlesdownwardsasillustratedonthefigure.
ClampontheHub.Toprotectmachineuserubberjawsonthevice.
2.Settorquewrenchatthespecifiedtighteningtorque.
3.Tightennozzlewiththetorque.
Recommendedtighteningtorque:50Nm.
W W
With ith ith4 4 4Nozzles: Nozzles: Nozzles:
.Clampmachinefirmlyinavice:PlacemachineontopofvicewithHubw.nozzlesdownwardsasillustratedonthefigure.
ClampontheHub.Toprotectmachineuserubberjawsonthevice.
2.Settorquewrenchatthespecifiedtighteningtorque.
3.Holdonenozzlewithflatspannertocounteractwhiletighteningtheoppositenozzlewiththetorquewrench.
Rubberjawmountedupside
down
Protectwithrubberpad
Recommendedtighteningtorque:50Nm.
Method Method
Methodfor for fortightening tightening tighteningthe the thenozzles nozzles nozzles
Checkthatthemachineisinoperatingconditionbyinserting3/6"hexScrewdriver(toolNo.TE34A)inscrewintopof
TurbineshaftandeasilyturnTurbineshaftclockwise.Ifanyresistanceisrecognised,themachineshouldbedisassembledto
localisethecause.
17

4Installation
RotaryJetMixerIM15
4.4SpecicconditionsforsafeuseinaccordancewithATEX/IECExcertication
Dir Dir
Directive ective ective204/34/EU 204/34/EU 204/34/EU
NOTE NOTE
NOTE
Explosionprotectiontypeisconstructionalsafety“c”.
W W
War ar arning: ning: ning:Operated Operated
Operatedin in ina a ahazar hazar hazardous dous dousar ar area ea ea
Theunitmybeoperatedinahazardousareaonlywhencompletelyfilledwithcleaning/mixingfluid/steam.
Ifamediumotherthanthemixing/cleaningfluid/steamispassedthroughtheequipmenttheflowmustnot
behighenoughtocausetheequipmenttooperate.
W W
War ar arning: ning: ning:Operating Operating
Operatingguidance guidance guidance
TheunitshallbeoperatedinlinewithguidanceprovidedbyIEC/TS60079-32-fortankcleaning.
W W
War ar arning: ning: ning:T T Temperatur emperatur emperature e eclass class classand and andambient ambient ambienttemperatur temperatur temperature e erange range range
Themaximumsurfacetemperaturedependsmainlyonoperatingconditionswhicharethetemperatureof
themixing/cleaningfluidandambienttemperature.
Thetemperatureclassandambienttemperaturerangeareshowninparagraph3.6ATEX/IECExtemperature
classandcode,page.
W W
War ar arning: ning: ning:Max. Max. Max.permitted permitted permittedtemperatur temperatur temperature e e
Whenworking:
Themaximumpermittedmixing/cleaningfluidtemperatureandambienttemperatureis20°C.
Whennotworking:
Themaximumpermittedambienttemperatureis40°C.
W W
War ar arning: ning: ning:Draining Draining Drainingusing using usingcompr compr compressed essed essedair air air
Drainingusingcompressedairmustnotbedoneinexclassifiedzone.
Drainingusingcompressedairispossibleinnonexclassifiedzones(seepage47).
W W
War ar arning: ning: ning:Earthing Earthing Earthing
Allmetalandotherconductiveordissipativematerialshouldbeconnectedtoearthwiththeexceptionofvery
smallitems.
ForfurtherinformationseeIEC/TS60079-32-:203Explosiveatmospheres–Part32-:Electrostatichazards,
guidance.Withfocusonclause6.2.3,7.2.,7.3,7.9.2,3.
W W
War ar arning: ning: ning:Earthed Earthed Earthedwhen when whenin in inuse use use
Theunitmustbeeffectivelyearthedatalltimeswheninuse.
18

4Installation
RotaryJetMixerIM15
4.4SpecificconditionsforsafeuseinaccordancewithATEX/IECExcertification
W W
War ar arning: ning: ning:Max. Max. Max.permitted permitted permittedsteaming steaming steamingtemperatur temperatur temperature e e
Themaximumpermittedsteamtemperaturetroughthemachineandambienttemperatureis40°C.
W W
War ar arning: ning: ning:Steaming Steaming
Steamingtanks tanks tankslarger larger largerthan than than00 00 00m³ m³ m³
Tankswithcapacitieslargerthan00m³thatcouldcontainaflammableatmosphereshouldnotbesteam
cleaned,assteamcleaningtanksproducesanelectrostaticallychargedmist.Tankssmallerthan00m³may
besteamcleaned.
ForfurtherinformationseeIEC/TS60079-32-:203Explosiveatmospheres–Part32-:Electrostatichazards,
guidance.Withfocusonclause7.0and8.5.
T T
Tank ank anksize size sizeinformation information information
NOTE:Thetankcleaningmachinehasbeencertifiedbyaccreditednotifiedbodyandcanoperateintankshavinganenclosed
volumeupto00m³aslongasallATEX/IECExwarningsintheinstructionmanualarecompliedwith.
General General
Generalguidelines guidelines guidelinesfor for fortanks tanks tankslarger larger largerthan than than00 00 00m m m3 3
3: :
:
Tankslargerthan00m³mustnotbesteamcleaned–SeeguideIEC/TS60079-32-:203clause7.0.5and8.5
Tousetheunitintankslargerthan00m³ispossibleundercertainconditions.
Itisnecessarytoknowthecurrentfactorssuchastanksize,cleaningsolventandproduct.
Additivescanbeusedinthecleaningsolvent,or,forexample,thetankcanbefilledwithnitrogen.Thebasicguidelinesare
describedintheguideIEC/TS60079-32-:203.
Itmustbeensuredthattheequipollentlybondingofallconductivemetalobjectsisinaccordancewithnationalregulations
foruse.
Thecleaningfluidconductivitymustcorrespondtotheproductsinthegroup“Highconductivity”,cf.IEC/TS60079-32-:203
clause7.and7.2.
Highconductivity>0000pS/m
Mediumconductivitybetween25×εrpS/mand0000pS/m
Lowconductivity<25×εrpS/m
Forliquidswithadielectricconstantofaround2,(e.g.hydrocarbons),theseclassificationsreduceto:
Highconductivity>0000pS/m
Mediumconductivitybetween50pS/mand0000pS/m
Lowconductivity<50pS/m
FollowingaguidancedocumentsuchasIEC/TS60079-32-:203toestablishsafeuseofmachineryandprocessistheusers
ownresponsibilityandisnotcoveredbytheATEX/IECExcertificationforthisunitexceptfortanksupto00m3.Forfurther
informationseeIEC/TS60079-32-:203Explosiveatmospheres–Part32-:Electrostatichazards,guidancewithfocuson
clause7..3,7..4,7.2.,7.2.4.
19

4Installation
RotaryJetMixerIM15
4.4SpecificconditionsforsafeuseinaccordancewithATEX/IECExcertification
W W
War ar arning: ning: ning:Pr Pr Process ocess ocessgenerated generated generatedelectr electr electrostatic ostatic ostatic
Theusermustaddresstheelectrostatichazardsgeneratedfromtheprocessoftheequipmentinaccordance
withguidancedocumentIEC/TS60079-32-:203.
W W
War ar arning: ning: ning:Electr Electr Electrostatically ostatically ostaticallycharged charged chargedliquid liquid liquid
Liquidscanbecomeelectrostaticallychargedwhentheymoverelativetocontactingsolidsorthesprayingof
liquidscanalsocreateahighlychargedmistorspray.Theliquidmustbemadeelectricallyconductiveby
additivesorotherwise.
ForfurtherinformationseeIEC/TS60079-32-:203Explosiveatmospheres–Part32-:Electrostatichazards,
guidance.Withfocusonclause7..3,7..4,7.2.,7.2.4.
W W
War ar arning: ning: ning:Appr Appr Appropriate opriate opriatecleaning cleaning cleaningfluid fluid fluid
Thecleaningfluidshouldbeappropriatefortheapplication(e.g.sonochemicalreactioncantakeplacebetween
thecleaningfluidandtheresidueofprocessfluid/powder/compoundwhichcangenerateheatorahybridmixture).
ChemicalreactionsinZone20-Hybridmixtures:
End-usermustensurethatthecleaningfluiduseddoesnotcreateahybridmixtureaccordingtoIEC
60079-0-:205AnnexI.inconnectionwithpowder/dustresiduesinthetankinzone20.
Thisshouldensurethattheatmospheredoesnotchangetoaclassificationthatliesoutsidethemachine's
certifiedscope.Whenthemachineisusedforcleaningtankscontainingpotentiallyflammabledustatmospheres,
andapotentiallyflammablefluidisusedasthecleaningfluidthenanassessmentofthehybridmixtureshallbe
undertakenbytheuser,priortooperation.
ForfurtherinformationseeIEC60079-0-:205Explosiveatmospheres–Part0-:Classificationofareas–
Explosivegasatmospheres.Withfocusonclause3.6.6andAnnexI–Hybridmixtures.
W W
War ar arning: ning: ning:Appr Appr Appropriate opriate opriatemixing mixing mixingfluid fluid fluid
Themixingfluidshouldbeappropriatefortheapplication(e.g.sonochemicalreactioncantakeplacebetween
themixingfluidandtheresidueofprocessfluid/compoundwhichcangenerateheat).
W W
War ar arning: ning: ning:Mixing Mixing Mixingconditions conditions conditions
WhentheIMmachineisusedformixing,itshallbefullysubmergedinthetankliquidanditshallonlybeused
forsubmergedmixing/blendingofliquids.
20