Embed Size (px)
Citation preview
inaccordancewithECMachineryDirective2006/42/EC
Imprint page2 EN
ThisoriginalinstallationinstructionwithincludedoperationmanualcomplieswithECMachinery
Directive2006/42/ECandisanintegralpartofthedescribedproduct.Itmustbekeptforfutureuse.
Thisoriginalinstallationinstructionwithincludedoperationmanualwascreatedinaccordancewith
thevalidstandardsandregulationsondocumentation,VDI4500andEN292.
!"#$%"&'&'
Thisdocumentationisprotectedbycopyright.Thephotomechanicalreproduction,copying,anddistri
butionofthisdocumentationorpartsthereofbymeansofprocessessuchasdataprocessing,data
carriers,anddatanetworksisstrictlyprohibitedwithouttheexpresspermissionofSKFLubricationSystemsGermanyAG.
Wereservetherighttomakecontentandtechnicalchanges.
"(Ifyouhavetechnicalqueries,pleasecontactoneofthefollowingplants:
SKFLubricationSystemsGermanyAGProductrangeSpandauPumpen
MotzenerStraße35/3712277Berlin
GermanyTel.+49(0)30720020Fax+49(0)3072002261
www.spandaupumpen.com
Tableofcontents page3 EN
)%
* +,&-(./*
"( )% 0 * -
&* -
/ ' 1 Meaningofsymbolsandcorrespondinginformation 5
23"& 4 1.1Intendeduse 7 1.2Authorizedpersonnel 8 1.3Dangerrelatingtoelectriccurrent 8 1.4Dangerrelatingtohydraulicpressure 8
3#( 5 03%& 2 /3 22 13 2 5.1Positioningandmounting 12 5.2Connectingdimensions 14 5.3InstallationofPipes 14 5.4ConnectionofPipes 14 5.5FasteningtotheContainer 14 5.6Electricalconnection 15 5.7SenseofRotation 15
2. .3)6(& 24 6.1Pumps 17 6.2Electronicandelectricaldevices 17 6.3Generalinformation 17
43"+ 27 73" 25 8.1Temporaryshutdown 19 8.2Definitiveshutdown 19
53, 9.1Generalnotes 20 9.2DisassemblyandAssemblyPXA 21 9.2.1DisassemblyofthePump 21 9.2.2AssemblyofthePump 22
23# 1 223) 7 11.1Designfeatures 28 11.2Mechanicaldesign 28 11.3Electricaldesign 28 11.4Measurements 29
238 00
InformationconcerningtheECDeclarationofConformityandtheECDeclarationofIncorporation page4 EN
* - &* -
Fortheproduct(s)designatedbelow:
Productline:
SKFherewithcertifiesthatitconformstotheperti
nentsafetyrequirementssetforthinthefollowingCouncilDirective(s)fortheharmonisationofthelawsoftheMemberStates...
• ,&-(./*
• $+(-(.51*
• *%&/27*
8
(a) Thisdeclarationcertifiesconformitywiththe
aforementioneddirective(s),butdoesnotcontainanyassuranceofproperties.
(b) Thesafetyinstructionsinthedocumentation
includedwiththeproductmustbeobserved.(c) Thecertifiedproductmustnotbestartedup
untilitisassuredthatthemachine,vehicleorthelikeinwhichtheproductwasinstalledmeetstheprovisionsandrequirementsofthe
nationaldirectivestobeapplied.Thisisinparticularimportantfortheimplementationofthe
UseofWorkDirective.(d) Operationoftheproductsonnonstandard
mainsvoltageaswellasnonobservanceofin
stallationinstructionscanaffecttheEMCpropertiesandelectricalsafety.
SKFfurtherdeclarethattheabovementioned
product:• ismeantforintegrationintoamachine/for
connectiontoothermachineryaccordingtothe* +,&-(./* 6
9 :.Startinguptheproduct
isnotadmissibleuntilitisassuredthatthemachine,vehicleorthelikeinwhichthe
productwasinstalledmeetstheprovisionsandrequirementsoftheregulationssetforthintheECDirective2006/42/EC.
• withreferencetothe* -(540*
%;
thisproductmustonlybeusedasintendedandaccordingtothenotesinthedocumentation.Especiallyobservethe
following:
ProductsofSKFLubricationSystemsGermanyAGmustnotbeusedincon¬junctionwithfluids,groupI(hazardousflu¬ids),accordingtothedefinitionof
article2paragraph2oftheDirective67/548/ECdtd.27thJune,1967;andarenotapprovedfor
applicationwithsuch.
NoneoftheproductsmanufacturedbySKFLubricationSystemsGermanyAGareapprovedfor
applicationincon¬nectionwithgases,liquefiedgases,gasesdissolvedunderpressure,steamsor
fluidsthatwillreachasteampressureofmorethan0.5barabovethenormalatmosphericpres¬sure(1013mbar)intheadmissibleap
plica¬tiontemperaturerange.Whenusedasintended,theproductssup¬pliedby
SKFLubricationSystemsGermanyAGdonotreachthelimitvalueslistedintheArticle3par.1,
sections1.1to1.3andpar.2ofthePressureEquipmentDirective97/23/EC.Thereforetheydonotcomeundertherequirementssetforthin
annexIofthatDirective.TheyarenotlabelledwiththeCEmarkwithreferencetotheDirective
97/23/EC.TheyareclassifiedbyustocomeunderArticle3par.3oftheDirec¬tive.
TheECDeclarationofConformityandECDeclarationofIncorporationispartoftheproductdocu
mentation.Thesedocumentsaredeliveredwiththeproduct.
Generalinformation page5 EN
'Meaningofsymbolsandcorresponding
information
Inthisinstallationinstruction,thesesymbolsareusedtohighlightsafetyinformationthatcommu
nicatesaparticularrisktopersons,materialassets,ortheenvironment.Payattentiontothisinformationandbeespecially
carefulinsituationswhereariskisindicated.Passonallsafetyinstructionstootherpeopleasappro
priate.
<=&%
Informationthatisattacheddirectlytotheproductsuchastheexamplesbelowmustbeobserved.
Suchsignsmustbekeptinalegiblestate.• Rotationaldirectionarrow
• Fluidconnectionlabel
&&
)%&&>
Readthisinstallationinstructionthoroughlyandpayattentiontothesafetyinformation.
&%
- 8/7//+
?
'
@
- 8/7//+
?7
- 8/7//+
?.
<
- 8/7//+
?7
"
=
& A
-> Indicatesadangerofinjuryto
persons
> Indicatesadangerofdamage
topropertyortheenvironment
8> Indicatesadditionalinformation
Note
⇒ Promptsyoutotakeaction• Usedforbulletedlists> Indicatesotherissues,causesor
circumstances∗ Providesadditionalinformation
inaccordancewithECMachineryDirective2006/42/EC
1.Safetyinformation page7 EN
23"&Pleaseobservethefollowingsafetyinstructionstoensuretroublefreefunctioningoftheunitand
preventdamage.Theoperatorofthedescribedproduct
mustensurethatthisinstallationinstructionisreadandunderstoodbyall
personswhoareinvolvedwiththeassembly,operation,maintenance,andrepairoftheproduct.Thisinstallation
instructionmustbekeptcloseathand.
Notethatthisinstallationinstructionisanintegralpartoftheproduct.Itmustbehandedovertothenewoperatorof
theproductiftheproductissold.Thedescribedproductwasmanufacturedinaccor
dancewithallgenerallyacknowledgedregulationspertainingtotechnology,occupationalsafety,and
accidentprevention.However,dangersthatcancausephysicalinjurytopersonsordamagetoothermaterialassetsmightstilloccurduringthe
useoftheproduct.Thisproductshouldthereforeonlybeusedifitisinatechnicallyperfectstateand
withfullobservanceoftheinformationprovidedinthisinstallationinstruction.Inparticular,malfunctionsthatmightaffectthesafetyoftheproduct
mustberectifiedimmediately.
Especiallyerrorsthatcouldaffectsafetymustberesolvedwithoutdelay.
Safetymeasurescorrespondingtotheparametersofthelubricantsuppliedmustbestipulated.
Thesafetymechanismsmustnotbedamaged,
dismantled,orinanywaymadeinoperable,normusttheybereplacedbypartswhichhavenotbeenexpresslyapprovedofbyVOGEL.
Inadditiontotheinformationprovided
intheinstallationinstruction,allgenerallyvalidregulationsonaccidentpreventionandtheenvironmentmustbe
observed.
1.1Intendeduse
AllSKFLubricationSystemsGermanyAGproductsmayonlybeusedfortheirintendedpurposeandinaccordance
withthespecificationsoftheinstallationinstructionfortheproductinquestion.
SpandauPumpenImmersionpumps,typePXAorPXK,aremultistagecentrifugalpumpsfor
pumpingofmineraloilbasedoilsandemulsionsaswellassyntheticcoolingandlubricationagentswithoutabrasiveandlongfibrouscomponents.
Theyaredesignedforverticalinstallation.
Anyotheruseofthisproductconstitutesimproperuse.
Onlyauthorizedlubricantsforthepump
typemaybesupplied.Unsuitablelubricantscouldleadtothepumpfailingandpossiblyseverepropertydamage
andpersonalinjury.
Unauthorizedmodificationstothepumpsandtheuseofunauthorizedsparepartsandaidsareprohibitedand
voidthewarranty.
Wornoutunitsmustbemadeinoperableanddisposedofproperly.
1.Safetyinformation page8 EN
ProductsofSKFLubricationSystemsGermanyAGmustnotbeusedincon¬junctionwithfluids,groupI(hazardousflu¬ids),accordingtothedefinitionof
article2paragraph2oftheDirective67/548/ECdtd.27thJune,1967;andarenotapprovedfor
applicationwithsuch.NoneoftheproductsmanufacturedbySKFLu
bricationSystemsGermanyAGareapprovedforapplicationincon¬nectionwithgases,liquefied
gases,gasesdissolvedunderpressure,steamsorfluidsthatwillreachasteampressureofmorethan0.5barabovethenormalatmospheric
pres¬sure(1013mbar)intheadmissibleapplica¬tiontemperaturerange.
IfitisnotshownseparatelyproductsofSKFLubricationSystemsGermanyAGmustnotbe
usedinareasexposedtoexplosionhazardsasdiscribedintheATEXDirective94/9/EC.
1.2Authorizedpersonnel
Theproductsdescribedintheinstallationinstructionmayonlybeinstalled,operated,maintained,
andrepairedbyqualifiedexperts.Qualifiedexpertsarepersonswhohavebeentrained,instructed,andfamiliarizedwiththeendproductintowhichthe
describedproductisinstalled.Thesepersonsareconsideredcapableofsuchtasksduetotheir
education,training,andexperiencewithvalidstandards,conditions,accidentpreventionregulations,andassemblymeasures.
Theyareentitledtocarryouttherequiredtasksandtorecognizeandthusavoidanydangersthatmightotherwiseoccur.
Adefinitionofwhatconstitutesaqualifiedperson
andinformationontheprohibitiononallowingworktobecarriedoutbyunqualifiedpersonnelarestipulatedinDINVDE0105andIEC364.
1.3Dangerrelatingtoelectriccurrent
Theelectricalconnectionforthedescribedproductmayonlybeestablishedbyqualified,instructedpersonswhohavebeenauthorizedtocarryoutthe
taskathandbytheoperator.AlllocalelectricaloperatingconditionsandregulationssuchasDINandVDEmustbeobserved.Improperlyconnected
productscanresultinconsiderablydamagetopropertyandinjurytopersons.
Workingonproductsthathavenotbeendisconnectedfromthepowersupplycan
causeinjurytopersons.Assembly,maintenance,andrepair
workmayonlybecarriedoutbyqualifiedexpertsonproductsthathavebeendisconnectedfromthepowersupply.
Thesupplyvoltagemustbeturnedoffbeforeanyproductcomponentsare
opened.
1.4Dangerrelatingtohydraulic
pressure
Thedescribedproductisunderpressurewhenitisbeingoperated.Theproductmustthereforebedepressurizedbefore
startingassembly,maintenance,orrepairworkandbeforemakingany
changestothesystem.
2.Fluidsdelivered page9 EN
3#(• Clean,turbidandairfreefluidswithoutlong
fiberedorabrasiveconstituents• Lowviscositycoolingandcuttingoils,mineral
andsynthetictypes
• Aqueousemulsions• Water
• Cleaningliquids• Acidsandbases
Thefollowing(mustbecompliedwithwhencontaminatedorhighlyviscousfluidsareinvolved:
Max.gainsize: Ø2mmwithPXA/PXK02/04
Ø3mmwithPXA10/18Max.contamination:
50g/m3beiPXA/PXK02/04100g/m3beiPXA10/18
Max.kinematicviscosity20mm2/s
Checkthemotorpowerwhenthedensityorviscositydeviatesfromthatofwater.
Temperaturerange:10°Cbis+90°C
3.Assembliesandtypedesignation page10 EN
03%&
SpandauPumpenImmersionpumps,typePXAorPXK,areofferedindifferentsizeswhichmainlydifferindimensionandpumpingoutput.The
functionalprincipleofallsizesisidentical.
Therespectivesizeordesignationofyourpumpaswellasfurtherimportantidentificationdataisgivenonthenameplate.
Series PXA
PXK
upto25bar
upto7bar
Size 0204
10
18
2m³/h4m³/h
10m³/h
18m³/h
Numberofstages 0225 Numberof
activestages
Materials G
E
Castiron
(standard)stainlesssteel
(onlyPXA/PXK02/04)
Sealtypes B
G
Splitbush
Glideringseal
Pumpversion SV
Basicversionpreparedfor
extensionpipe
Immersiondepth 185bis626 Immersion
depthofpumpinmm
)%23 )&@&
- /':"271-2
Series
Size
Numberofstages
Materials
Sealtype
Pumpversion
Immersiondepth
Motorsizeindex1)
Electricsupply1)
Motorversion1)
1)Themotordatacanbeextractedfromthemotor’snameplate.
4.Compositionandfunction page11 EN
/3
Fig.1showstheprincipledesignofthepumpsPXA
orPXK.Thepumpsareusedinsuctionoperation.Theyare
designedforverticalinstallation.
Theelectricdrive(1)isinstalledonthepumpconnector(2),towhichtheindividualpumpstages(7)arefastenedbymeansoftierods(6).
Theconnectorhousesthepumpshaftbearingand
thesealing.Thepressureconnection(4)andtheassemblyflange(3)forinstallationonthemediumcontainerarelikewisepartoftheconnector.The
pumpPXAalsofeaturesaventingscrew(5)nearthepressureconnection.
Avariablenumberofpumpstagessuppliesthemediumnthatisdrawninatthepumpbottom(8)
throughtheintakeopening(9).
#323-
2-(
0%&
/
1B
&C
.)
4
7%5 @
PXA
PXK
5.Installationinstruction page12 EN
13 Theproductdescribedintheinstallationinstructionmayonlybeinstalled,operated,maintained,and
repairedbyqualifiedexperts.Qualifiedexpertsarepersonswhohavebeentrained,instructed,andfamiliarizedwiththeendproductintowhichthe
describedproductisinstalled.Thesepersonsareconsideredcapableofsuchtasksduetotheir
education,training,andexperiencewithvalidstandards,conditions,accidentpreventionregulations,andoperatingmeasures.Theyareentitledto
carryouttherequiredtasksandtorecognizeandthusavoidanydangersthatmightotherwiseoccur.
Adefinitionofwhatconstitutesaqualifiedperson
andinformationontheprohibitiononallowingworktobecarriedoutbyunqualifiedpersonnelarestipulatedinDINVDE0105andIEC364.
Beforeassembling/positioningtheproduct,remove
thepackagingmaterialandanytransportationsafetydevicessuchassealingplugs.Keepthepackagingmaterialuntilyouaresurethatthere
arenodeliverydiscrepanciesthatneedtobeclarified.
Theproductmustnotbetippedupor
dropped.
Regionalaccidentpreventionregulationsandtheoperatingandmaintenanceinstructionsoftheoperatormustbeobservedwhencarryingoutall
assemblyworkonmachines.
5.1Positioningandmounting
Immersionpumps,typePXAandPXK,aredesignedforverticalinstallationinsidethemedium
container.Ifyouneedapumpthatcanbeinstalledinadifferentposition,pleasecontactyourpump
supplier.Beforeinstallingthepump,removepacking
materialsandtransportsafetydevices(e.g.blindplugsintheintakeandpressureconnections).
Thepumpmustbetransportedonlybymeansofthetransporteyes.
Ifanintakepipehasbeenordered,itissuppliedseparatelyandmustbescrewedsealtightintothe
conicalthreadintheintakehousingbeforethepumpisinstalled.Selectthesealingmaterialin
harmonywiththeoperatingconditionsandtemperatures.
Wheninstallingtheintakepipe,ensurethatthesealingmaterialdoesnotentertheinteriorofthe
pumporthepipe.Toallowinstallationofthepumponthecontainer
housing,thepumphasa4holeinstallationflangewithstandarddimensions(seespecifications).
Whenselectingtheinstallationsite,ensuresufficientspaceforinstallation,cabling,inspection
andventilation.Thedistancebetweentheairintakeofthemotorandwalls,componentsetc.
mustbeatleast¼ofthediameteroftheairintakeopening.Theairflowdirectionisfromtheairintakeopeningtothepump.
5.Installationinstruction page13 EN
Versions:withemptyintermediatechambers
withextensiontube
Wheninstallingthepump,takethemaximumandminimumfluidlevelsintoconsideration(Fig.2).
Whenthepumpisswitchedontheminimumleveloffluidhastobeabovethebottommostpump
chamber.
Thepumpthendeliversallthewaytotheintakein
thechamberortube.Themaximumpermissible
leveloffluidamountsto30mmbelowthe
reservoir’scover.
Theproductshouldbemountedinawaythatprotectsitfromhumidityandvibrations.Itshouldalsobeeasilyaccessiblesothatallotherinstalla
tionworkcanbecarriedoutwithoutproblems.Makesurethatthereisasufficientamountof
circulatingairtopreventtheexcessiveheatingoftheproduct.Forinformationonthemaximumpermittedambienttemperature,seethetechnical
data.
Theproductmustbeinstalledverticallyinaccordancewiththespecificationsofthecustomerdocumentation.
Ifnocustomerdocumentationis
available,customerdocumentationcanberequesteddirectlyfromSKFLubricationSystemsGermanyAG.
#3(&
5.Installationinstruction page14 EN
5.2Connectingdimensions
FlangeandportdimensionstoDINEN12157
5.3InstallationofPipes
Wheninstallingpipes,observethefollowingnotes
toensuretroublefreefunctionofthepumpingcircuit:
• Allelementsofthepumpingcircuit,suchaspipes,shutoffarmatures,valvesetc.,which
comeincontactwiththemediummustbecleanedcarefully.Insidethelines,sealsmustnotprotrudetowardtheinterior,toprevent
contaminantsfromreachingtheinteriorofthepumpandcausingdamageordestroyingthe
pump.• Useonlypipesorhoseswhicharesuitablefor
theoperatingpressureoftherespectivepump,theprevailingtemperaturesandthemediato
bepumped.• Thelinesmustbeconnectedsothatnoforce
istransmittedtothepump(unconstrainedconnection).Thereforeitisrecommendedto
installthepressurelinestothepumpbeforeitisfastenedtothecontainercover.
• Theflowofthemediuminthelinesshouldnot
beobstructedbysharpbents,edgevalvesand
returnflaps.Unavoidablereductionsoftheline'scrosssectionmustbesoftenedby
slopingtransitions.Suddenchangesoftheflowdirectionmustbeavoidedinanycase.
• Thelinesmustbesealtightandinstalledinsuchawaythatairmaynotbeshutinatany
point.• Thepipesshouldalwaysbelaidoutrising.It
shouldbepossibletoventpressurelinesatthehighestspot.
• Thecrosssectionofthepressurelineshould
atleastreachthecrosssectionofthepressureconnection.
5.4ConnectionofPipes
Thepipesareconnectedtothepressurehousingof
thepumpattheconnectionprovided.Ensurethatnoforceistransmittedtothepump.
Connectthepipewithaflatfaceendsealandacylindricalthread.Iftaperedthreadsareused,a
suitablesealingmaterialmustbeused.
Thescrewintorqueshouldnotexceed70Nm,sincethepumpconnectormayotherwiseburstor
breakoff.
5.5FasteningtotheContainer
Oncethepressurelinehasbeeninstalled,thepumpcanbefastenedtothecontainerata
maximumtighteningtorqueof15Nm.
5.Installationinstruction page15 EN
5.6Electricalconnection
Thepumpmaybeconnectedonlybyproperlyqualifiedandinstructed
personnel.Complywiththenotesinthisoperatingmanual.
Connectthepumpmotoraccordingtotheinformationonitsnameplateconsideringthe
supplyvoltageavailableonsite.
Forinstallation,observetheapplicablestandards,suchasVDE0100,VDE0101,andVDE0165,aswellastherequirementsofthelocalenergy
supplier.
Cablesandlinesmustbefastenedtotheterminalboxwithacablefittingincludingstrainrelief.
Connectthemotoraccordingtotheelectricdiagramintheterminalboxofthemotor.
Ifthepumphasbeenstoredforalongerperiodinahumidroom,theisolationresistancebetween
motorwindingandpumphousingshouldbemeasured.
Atawindingtemperatureofabout20°Ctheminimumresistanceforlowvoltagemotorsis1kΩ
perVoltratedvoltage.Iftheresistanceislower,themotormustbedriedinawarmroomorwith
heatingdevices,untiltherequiredisolationresistanceisreached.
5.7SenseofRotation
Thesenseofrotationofthemotormustagreewiththearrowonthepump.Tocheckthesenseof
rotation,openthevalvesinthepressureandintakelinesandswitchthemotoronforashorttime(approx.1s).
Wrongsenseofrotationwilldamagethe
pump.
6.Transport,deliveryandstorage page17 EN
.3)6(&
SKFLubricationSystemsGermanyAGproducts
arepackagedasisusualinthetradeinaccordancewiththeregulationsoftherecipient
countryandinaccordancewithDINISO9001.Ourproductsmustbetransportedwithcare.Productsmustbeprotectedagainstmechanical
influencessuchasimpacts.Transportpackagingmustbelabelledwiththeinformation'Donotdrop!'.
Theproductmustnotbetippedup
ordropped.Therearenorestrictionsrelatingtoland,air,or
seatransportation.
Followingreceiptoftheshipment,theproductorproductsmustbecheckedfordamageandtheshippingdocumentsshouldbeusedto
makesurethatthedeliveryiscomplete.Keepthepackagingmaterialuntilyouaresurethat
therearenodeliverydiscrepanciesthatneedtobeclarified.
ThefollowingconditionsapplytothestorageofSKFLubricationSystemsGermanyAG
products:
6.1Pumps
• Thepumpmustbetransportedonlyby
meansofthetransporteyes(ifprovided).• Forstorageensuredry,dustfreeandlow
vibration(veff0.2mm/s)environment.Werecommendtostoretheunitinvertical
position.• Ifstoredforlongerperiods,theusability
periodofthegreaseinthebearingsisreduced.
• Iftheunitisstoredformorethan12months,theconditionofthegreasemust
becheckedbeforetheunitistakenintooperation.Also,theisolationresistancebetweenmotorwindingandhousingmust
bemeasured.Iftheresistanceis1kperVoltratedvoltage,themotorwindingmust
bedried.
6.2Electronicandelectricaldevices
• Ambientconditions:Dry,dustfree
environment;storageinwellventilated,dryarea
• Storagetime:24monthsmax.• Permittedairhumidity:<65%• Warehousetemperature:1040°C
• Light:Directsunlight/UVradiationmustbeavoided;nearbysourcesofheatmustbescreened
6.3Generalinformation
• Ensurethatnodustgetsintostored
productsbywrappingtheminplasticfilm• Storeproductsonracksorpalletsto
protectthemfromrisingdamp• Beforeplacingproductsintostorage,
protectuncoatedmetalsurfacesand
drivepartsandmountsurfacesinparticularfromcorrosionusinglongtermcorrosionprotection
• At6monthlyintervals:Checkproductsforcorrosion.Ifsignsofcorrosionarefound,
improvethecorrosionprotectionmeasures.
• Drivesmustbeprotectedagainst
mechanicaldamage
7.Startupandoperation page18 EN
43"+
Beforetakingitintoservice,allconnectionsat
thepumpmustbechecked.Besure,theintakeandpressureconnectionsofthepumpare
unstopped.Thepumpmustrunsmoothlyandevenly.To
performchecks,youcanremovethefanhoodandspinthepumpshaftseveraltimesby
turningthefanimpellermanually.Besuretoreinstallthefanhoodafterward.
Checkthesenseofrotationofthepumpuponstartup.Itmustagreewiththedirection
indicatedbythearrowonthepressurehousing.Thecontainermustbefilledwithfluidtothe
levelindicatedinsection“Setup”.
Thepumpmustnotrundry.Wrongsenseofrotationand/ordryrunmaydamagethepump.
Alsoensurethatnoinadmissibledirtisinside
thecontainerorpipingsystemandthattheintakefilterworksproperly.
TakethepumpPXAintooperationasfollows:
• Closetheshutoffvalveonthepressureside.
• Opentheventingscrew.
Takecareofthedirectionoftheventingopeningpointsinordertopreventbeinghitbyescapingfluid.
• Switchonthepumpandcheckthesenseof
rotation.Itmustagreewiththedirectionindicatedbythearrowonthepumphousing.
• Opentheshutoffvalveonthepressure
sidealittle,allowingthemediumtoflowthrough.
• Closetheventingscrewassoonasfluiddroolsfromthevalve.
• Nowyoucanopentheshutoffvalveon
thepressureside.
TakethepumpPXKintooperationasfollows:
• Fullyopentheshutoffvalveonthepressuresideifinstalledandensurethepressureconnectionisunstopped.
• Switchonthepumpandcheckthesenseof
rotation.Itmustagreewiththedirectionindicatedbythearrowonthepumphousing.
• Letthepumprununtilastablesupply
conditionisreachedornomoreairbubblesarevisibleinthemedium.
• Nowyoucanadjusttherequiredsupplyvolumeusingtheshutoffvalveonthe
pressureside.Thepumpsshouldbeoperatedonacontinuous
basiswheneverpossible.If,forexample,thatisnotpossiblefortechnicalreasons,constant
pumpdeliverycanberegulatedbyancontrolvalveorthelike.
Ifthepumpistobeoperatedintermittentlyatshortintervals,pleasecontactthesupplierfor
consultation.
8.Shutdown page19 EN
Thepumpmustbeoperatedonlywithinthedefinedoutputrange.Therespectiveidentificationdataisgivenonthenameplateof
thepump.
Whenthepumpoperationisinterrupted,theminimumfluidlevelmaydroptotheintakeopening.However,ensurethatthefluidlevel
willnotdropfurtherduringoperation,sincethepumpwillotherwiserundry.
Whenthepumpstandsstill,thefillinglevelmustnotdropbelowthevalueindicatedin
chapter“Assembly”insection“Setup”.Otherwisethepumpmightrundrywhenthe
pumpstartsandthefillingleveldrops.
Thepumpmustnotrundry,sinceit
mayotherwisebedamaged.
73"
8.1Temporaryshutdown
Youtemporarilyshutdownthedescribed
productbydisconnectingtheelectrical,pneumatic,and/orhydraulicsupplyconnections.Formoreinformation,seethe
section'Generalinformation'inthisinstallationinstruction.
Ifyouwishtoshutdowntheproductforalongerperiodoftime,referalsotothe
instructionsinthesection'Transport,delivery,andstorage'ofthisinstallationinstruction.
Whenplacingtheproductbackintooperation,payattentiontotheinformationinthesections
'Assembly'and'Startupofthisinstallationinstruction.
8.2Definitiveshutdown
Allregionallegalguidelinesandlegislationonthedisposalofcontaminatedequipmentmust
beobservedwhenshuttingdowntheproductforthefinaltime.
Lubricantscancontaminatethegroundandwatercourses.
Lubricantsmustbeusedanddisposedofproperly.Regionalregulationsandlawsontheuseand
disposaloflubricantsmustbeobserved.
Inexchangefortheincurredcosts,SKFLubricationSystemsGermanyAGcantakeback
theproductandarrangeforitsdisposal.
9.Maintenance page20 EN
53,9.1Generalnotes
Workingonproductsthathavenot
beendisconnectedfromthepowersupplycancauseinjurytopersons.Assembly,maintenance,andrepair
workmayonlybecarriedoutbyqualifiedexpertsonaproductthatis
notconnectedtoapowersupply.Thesupplyvoltagemustbedisconnectedbeforeanyproduct
componentsareopened.
Thedescribedproductisunder
pressurewhenitisbeingoperated.Theproductmustthereforebe
depressurizedbeforestartingassembly,maintenance,orrepairworkandbeforemakingany
changestothesystem.
Immersionpumps,typePXAorPXK,arelargelymaintenancefree.Toensureperfectfunction,youshouldcheckthepumpregularlyfor
exteriordamageorleakage.
Themediumpumpedaswellasintakefiltersandscreensshouldbecheckedregularlyforcontaminationandshouldbecleanedor
replacedasneeded.
Also,ensurethatthehousingofthepump
motorremainsfreefromdust,foreignobjectsetc.,toensuregoodheatexchangebetween
motorandambientairforunhinderedsurfaceheatdissipation.
Allelectricalconnectionsandlinesmustbecheckedregularlyfordamageandtoensure
thattheyarefirmlyinplace.Anyfaultsfoundmustbeproperlyrectified
beforethepumpisactivatedagain.
Youmustnotdismantletheproductorpartsthereforeduringthestatutoryguaranteeperiod.Doingso
invalidatesallguaranteeclaims.
OnlyoriginalSKFLubricationSystemsGermanyAGsparepartsmaybeused.Youmustnotcarryout
alterationstotheproductorusenonoriginalsparepartsorresources.Doingsoinvalidatesthe
statutoryguarantee.
SKFLubricationSystemsGermanyAGisnotliablefordamagecausedbyimproperassembly,maintenance,orrepairwork.
9.Maintenance page21 EN
9.2DisassemblyandAssemblyPXA
Theshaftsealofthepumpmayhavetobereplaced.Inthiscasethepumpmustbe
disassembledandreassembledafterwards.
Duringdisassemblyandassemblyhandleallpartswithgreatestcare.Avoidimpactandshock.
Cleanallpartsthoroughlyandreworkor
replacethembyspareparts.
Unauthorizedmodificationstothe
pumpsandtheuseofunauthorizedsparepartsandaidsareprohibited
andvoidthewarranty.Performallworkonthebasisofthedrawings
Fig.3toFig.5.ThedesignprincipleofallSpandauPumpenImmersionpumps,typePXA,
isidentical.Thedrawingisthereforeapplicabletoalltypes.
9.2.1DisassemblyofthePump
Firstshutoffthepressurelineanddisconnect
itfromthepump.
Thenunscrewthepumpfromthemediumcontainerandpullitfromthecontainertothe
toptogetherwiththepumpconnectorandthemotor.
Nextremovethemotor.Todoso,putthepumpdownonthepumpbottomandremove
theboltsthatfastenthemotor.Themotorcannowbeliftedfromthepumpconnector
togetherwiththemotorcouplinghalf.Pullofftheouterringofthegearcoupling.
Thelockingscrew(1)isusedtoadjusttherunninggapbetweentheimpellersandthechambersoftheindividualpumpstages.The
lockingscrewmustbeloosenedbeforethepumpstagesareremoved.Itisaccessiblefrom
thetopafterthemotorhasbeenremoved(Fig.4).
Theadaptersleeve(2)fastensthepumpshaft(3).Toloosentheadaptersleeve,laythepump
downonitsside.Nowturnthepumpshaftatthepumpcouplinghalfuntilthewrenchapplicationsurface(4)attheshaftadapter(5)
isaccessiblefromtheoutside(Fig.5).Nowfixtheshaftadapterwithawrench,whileturning
thegearcouplingfirmlybya¼counterclockwise.
Therunningsurfacesofthegearcouplingmustnotbedamaged.If
youneedatooltoloosentheadaptersleeve,generouslycushion
theteethofthecouplingwithaclothorsimilarmaterial.
Afterlooseningtheadaptersleeve,youcanremovethehydraulicset(allpumpstages
together).Todoso,restthepumponthepumpstages.Nowyoucanloosenandpulloutthetierods(6)andremovethepumpbottom.The
hydraulicsetcannowbepulledofftothetoptogetherwiththeshaft.
Onpumpswithsplitbushes(Fig.:3A)thesplitbush(8A)itselfandtheOring(9A)are
replaced.WheninsertingtheOring,besureitispositionedproperlyinthegroove.
Onpumpswithglideringseal(Fig.:3B)theglidering(8B)andthecounterring(9B)must
bereplaced.Thecounterringmayhavetobleveredoutwithasuitabletoolsinceitisseatedquitefirmly.Whenhandlingtheseal,be
surenottotouchtheglidingsurfaceswithyourfingersandpreventgreasefromgettingonto
theglidingsurfaces.
9.Maintenance page22 EN
9.2.2AssemblyofthePump
Beforeassemblingthepump,allpartsofthepumpmustbecleaned.
Slidethehydraulicsetincludingtheshaftbackonafterreplacingtheseal.Itisvitaltoslidethe
shaftintothepumphousinguntilstopisreached.Theninstallthepumpbottomandinsertthetierods.Tightenthemcrosswiseto
thetorqueindicatedintable2.
Correctadjustmentoftherunninggapisimportant,sincethepumpwill
otherwisebedamaged.Toadjusttherunninggapputthepumpdown
onitsside.Thelockingscrew(1)foradjustmentoftherunninggapisaccessiblefromthemotor
endofthepumpatthecenterofthegearcoupling.
Firstpushtheasyetlooseshafttowardthepumphousinguntilstopisreached.Thencheck
withyourfingerswhethertheedgeofthelowestimpellerisonthesameheightwiththeedgeofthebottomchamberopening.If
necessary,correcttheshaftpositionbyturningthelockingscrewandpushingtheshaft
forwardatthesametime.
Therunninggaphasbeenadjustedcorrectlywhennodifferencecanbesensedanymorebetweentheedgeofthelowestimpellerand
theedgeofthebottomchamberopening.
Oncetherunninggaphasbeenadjustedcorrectly,theshaftcannowbefastenedwith
theadaptersleeve.Todoso,putthepumpdownonitssideandturnthepumpshaftatthe
pumpcouplinghalfuntilthewrenchapplicationsurface(4)attheshaftadapter(5)isaccessiblefromtheoutside.Throughanopeninginthe
pumphousing(Fig.5)youcannowblockthegearcouplingbypushingasuitabletool(e.g.
screwdriverorsimilar)atananglebetweentheteethofthegearcoupling.
9.Maintenance page23 EN
#3/3 $@;
#313 ?
#303 "
2 $@ ( 0
/ ? 1 " . )
7 "% 5 + 7: '5:
9.Maintenance page24 EN
Therunningsurfacesofthegearcouplingmustnotbedamaged.Ifyouneedatooltoloosenthe
coupling,generouslycushiontheteethofthecouplingwithaclothor
similarmaterial.Usingawrench,nowturntheshaftadapterby
a¼turnclockwisetofastentheadaptersleeve.
Nextinstallthemotor.Todoso,firstputthepumpdownrestingonitsbottom.Slidetheouterringofthegearcouplingontothepump
couplinghalfandthenputonthemotor.Fastenthemotoratthemountingflangewithtwo
boltstightenedtothetorqueindicated.
Uponrepair,installthepumpasoutlinedin
chapter“installation”,page12.
)%3 %&D
?
<9@&
)D
8
Lockingscrew(1) 4 2.0
Shaftadapter(5) size19 10.0
Pumpshaft(3) size17 20.0
Tierods(6) size13 12.0
10.Faults page25 EN
23#Youmustnotdismantletheproductorpartsthereofduringthestatutory
guaranteeperiod.Doingsoinvalidatesallguaranteeclaims.
OnlyoriginalSKFLubrication
SystemsGermanyAGsparepartsmaybeused.Itisprohibitedforthe
operatortomakealterationstotheproductortousenonoriginalsparepartsandresources.
Allinterventionssuchasrepairs,componentreplacement,etc.maybecarriedoutonlybyproperly
qualifiedandinstructedpersonnel.
Repairworkmaybecarriedoutonly
afteratrainedspecialisthasdisconnectedtheunitfrompower.
Workingonunitsthathavenotbeendisconnectedfrompowermaycausepersonalinjury.
Thepumpingsystemmaybesubjectedtopressure.Before
extensionwork,changes,repairsetc.itmustbedepressurised.
Table3containsanoverviewofproblemswhichyoucanremedyyourself.Youshould
contactusiftheproblemcannotberectifiedbytakingthemeasuresdescribedhere.
)%0 *&&
% % E&
Powersupplydefective Checkthepowersupply.
Fusetripped Checkthefuseorthemotoroverloadswitch.
Motoroverloadswitchtripped Ensurethat:
• thepumpshaftcanbeturnedsmoothlyandevenly,
• thevaluesonthenameplateagreewiththelocal
powersupply,
• theresistancebetweenwindingandhousingisatleast2MOhm.
Ifthatisthecase,switchthemotoroverloadswitchbackon.
PTClimittemperatureexceeded Ensurethat:
• thesurfaceheatdissipationisnothindered,
• theambienttemperatureisbelowthemaximum
valueadmissible,
• thepumpisnotoverloaded1)
Ifthatisthecase,switchthemotoroverloadswitch
backon.
Pumpdoesnotstart
Switchingcontactsorcoilofmotordefective
Replacedefectiveparts.
Fusetripped,becauseone
phaseismissing
Checktheconnectionattheterminalbox.
Checkthefuseandreplaceit,ifnecessary.
Motoroverloadswitchdefective Replacemotoroverloadswitch.
Cablinglooseordefective Fastenorreplacethecable.
Motoroverloadswitch
cutsoutimmediatelyuponpowerup
Motorwindingdefective Replacethemotor.
10.Faults page26 EN
)%0B3C *&&
% % E&
Motoroverloadswitchsettoolow Setthemotoroverloadswitchtothevalueindicatedonthenameplateandensurethatthepumpisnotoverloaded.1)
Motorshaftblocked Loosentheblocking.
Ensurethatthepump'sdriveshaftcanbeturnedsmoothlyandevenly.
Motoroverloadswitchcutsoutimmediatelyuponpowerup
Pumpoverloaded1) Checkthepumpandvoltageparameters.
Motoroverloadswitchsettoolow Setthemotoroverloadswitchtothevalueindicatedonthenameplateandensurethat
thepumpisnotoverloaded.1)
Powersupplynotcontinuous Checktheconnectionattheterminalbox.
Checkthefuseandreplaceit,ifnecessary.
Motoroverloadswitchsometimes
cutsout
Linevoltagesometimestoolow Ensurethatthevaluesindicatedonthenameplateagreewiththeavailablelinesupply.
Selectasupplysourcewithcontinuousvoltage.
Intakeopeningpartlyclogged Checktheintakeopeningandcleanit,ifnecessary.
Pumpdrawsinair Checkthefillinglevelofthepumpandcorrectitifnecessary.
Pumpoutputnotstable
Wronginstallation Seechapter“Assembly”.
Intakeopeningclogged Checktheintakeopeningandcleanit,ifnecessary.
Themediummaybegrosslycontaminated.Replaceit.
Extensionpipenottight Checktheextensionpipeandrepairleaks,ifnecessary.
Pumpruns,butdoesnotsupply
medium
Pumpcannotdrawinmedium Checkthefillinglevelandcorrectit,ifnecessary.
1) Factorsthatmaycausepumpoverloadinclude:viscosityandtemperatureofthemedium,pumpvolume,pumpingheight,ambienttemperature,degreeof
contamination.
10.Faults page27 EN
Workingonproductsthathavenotbeendisconnectedfromthepowersupplycancauseinjurytopersons.
Assembly,maintenance,andrepairworkmayonlybecarriedoutby
qualifiedexpertsonaproductthatisnotconnectedtoapowersupply.Thesupplyvoltagemustbeturned
offbeforeanyproductcomponentsareopened.
Hotsurfacesofanelectricalmotorcancauseburnofskin.Thesurfacesofamotorshouldonlybetouched
withprotectionglovesorwhenmotoriscoldafteraperiodof
standstill.
Centralizedlubricationsystemsareunderpressurewhentheyarebeingoperated.Centralizedlubrication
systemsmustthereforebedepressurizedbeforestarting
assembly,maintenance,orrepairworkandbeforemakinganychangestothesystem.
)%0B3C *&&
% % E&
Airbubbleinsidepump Ventpump.
Wrongsenseofrotation Correctsenseofrotationaccordingtotheelectricdiagram.
Pumpruns,butdoesnotsupplymedium
Shutoffvalveclosed Openshutoffvalve.
Pumpdrawsinair Checkthefillinglevelofthepumpandcorrectitifnecessary.
Intakeheighttoolow Increasemediumleveltointakeheight.
Shaftbearingdefective Replaceshaftbearing.
Shaftsealdefective Replaceshaftseal.
Endplayofpumpmisadjusted Adjustendplay.
Noise,vibrationorleaks
Pumpnotinstalledfirmly Fastenconnectingflange.
Pumpblocked Checktheintakeopeningandcleanit,ifnecessary.
Impellerchafes Ensurethatimpellerissavelyfastenedandpumpshaftisnotbentoroffcenter.
Pumpshaftmoveshard
Shaftbearingdefective Replaceshaftbearing.
11.Technicaldata page28 EN
223)
11.1Designfeatures
)&
• Shaftsealupto15barswithlowweargab
bush,after16barswithmechanicalseal.
• FlangeandportdimensionstoDINEN12157.
,PXA
• Deliveryheadsupto250m(25bars)
• Pumpandmotorshaftseparatedbycoupling
• Useofadoublegimbalcurvedtooth
coupling• Shaftbearinginpumpsection
• UseofstandardmotorsPXK
• Deliveryheadsupto70m(7bars)
• Directbutdetachableconnectionofmotorandpumpshaft
• Compactversionwithsmallmotor
dimensions
11.2Mechanicaldesign
, (only
forPXA/PXK02/04)
Pumpport NGI40 stainlesssteel
1.4308
Pumpshaft staillesssteel1.4305
Shaftadapter staillesssteel
1.4122
Interm.chamber
staillesssteel1.4301
Impeller staillesssteel
1.4301
Shaftbearing ALoxide/tungsten
carbide
Secondaryseals
FKM(FPM)
Tierod staillesssteelr
1.4057
Pumpbottom GCI25 staillesssteel1.4308
Gabbush POM
Mechanical
seal
Carbon/SIC/FKM
(FPM)
,
Stainer staillesssteel1.4301
Bottomfor
extensiontube
staillesssteel
1.4301
Extensiontube steelplastic
11.3Electricaldesign
ThedrivemotormeetVDEregulationsaswellasEuropeanmotorstandards
(DINEN600341)andtherequirementsunderlyingtheCEmark..
DesigninconformitywithnonEuropeanregulations;e.g. "6A$orspecial
requirements,e.g.theUSAorJapan,arepossible.
Degreeofprotection(DINEN600345)
IP55
Directionofrotation Clockwise,asviewedfromabovelooking
downonthemotor’sventilationside.
Insulationclass F
Ambienttemperature(DINEN600341)
max.40°Catamax.of1000mabovesealevel
Electricalparameters
(standard)
≤4kW
230/400V,50Hzand265/460V,60Hz>4kW
X400V,50HzandX460V,60Hz
11.Technicaldata page29 EN
11.4Measurements
/
Additionalequipment
forextensiontube
forintakestainer
k 111mmbis148mm
l 333mmbis477mm
Øm 145mmbis227mm
s 123mmbis143mm
t 143mmbis626mm
Øq 160mmbis250mm
weight 13,1kgbis45,3kg
227
Additionalequipmen
forextensiontube
forintakestainer
k 120mmbis197mm
l 366mmbis680mm
Øm 162mmbis320mm
s 132mmbis233mm
t 194mmbis680mm
Øq 200mmbis350mm
weight 28,2kgbis134,3kg
11.Technicaldata page30 EN
11.Technicaldata page31 EN
t 144mmbis248mm
weight 12,2kgbis14,3kg
Additionalequipmentforextensiontube
forintakestainer
11.Technicaldata page32 EN
12.Notes page33 EN
238
12.Notes page34 EN
%512+24+24
?(@>
ThisdocumentationandpartsthereofmayonlybereprintedwiththeexpresspermissionofSKFLubricationSystemsGermanyAG.Thespecificationsgiveninthisinstallationinstructionarecheckedforaccuracywiththegreatestofcare.However,wedonotacceptliabilityforanylossesordamagesofwhateverkindthatarisedirectlyorindirectlyfromtheuseofthematerialcontainedherein.
AllSKFLubricationSystemsGermanyAGproductsmayonlybeusedasintendedandasdescribedintheinstallationinstruction.Iftheinstallationinstructionare
deliveredwithyourproduct,readthemcarefullyandfollowthem.Notalllubricantscanbeconveyedwithcentralizedlubricationsystems.Ifrequired,SKFLubricationSystemsGermanyAGcancheckthelubricantselectedbytheusertomakesurethatitissuitableforconveyanceincentralizedlubricationsystems.AlllubricationsystemsandcomponentsthataremanufacturedbySKFLubri
cationSystemsGermanyAGarenotapprovedforuseinconjunctionwithgases,liquefiedgases,gasesdissolvedunderpressure,vapours,andfluidswithavapourpressureofmorethan0.5barabovenormalatmosphericpressure(1013mbar)atthemaximumpermittedtemperature.
NotethathazardoussubstancesofanykindandinparticularthesubstancesthatareclassedashazardousinaccordancewithECDirective67/548/EECArticle2,Paragraph2mayonlybeinsertedintoandconveyed/distributedbycentralizedlubricationsystemsandcomponentsfollowingconsultationwithSKFLubricationSystemsGermanyAGandwiththeexpresswrittenpermissionofthecompany.
"#$%"&'&'
ProductrangeSpandauPumpen
PlantBerlin
MotzenerStraße35/3712277BerlinGermany
Tel.+49(0)30720020Fax+49(0)3072002261
