FlygtcentrifugalgrinderpumpsForheavy-dutyshreddingapplications2Non-clogginggrinderpumpfortoughchallengesIntroductIonnPressuresewagesystemnWastewatertrans-portationforasinglehomeorsmallresi-dentialcommunitynSmallliftstationsnGrinderpumpinstallationsnBuildingwastewatersumpsnManurepumpingnProvideshighefficiencynAdjuststoactualsystemconditionswithoutproducingaveryhighpressurenReducesmaintenancenComesbackedbyourexpertiseandsupportWhychooseaFlygtgrinderpump?AreasofapplicationBypairingFlygtgrinderpumpswithourmonitoringandcontrolsystemsandaFlygtgrinderpumpstation,youhaveacompletehighlyefficientaffordablewastewatertransportsystem.Soyoursystemconsistentlyprovidesreliableoperationoverthelongrun–andnevergrindstoahalt.GrindsolidsdowntosizeAttheheartofeverywastewatersystemisagrinderpump.Flygtgrinderpumpsreducesolidstofineslurry,whichcanthenbepumpedthroughsmall-diame-terpipes.oneofthelargestapplicationsforFlygtgrindersispressuresewagesystemsthatusegenerallyusedwhenflatland,uphilltopography,surfacerockandhighwatertablesposebigproblemsforconventionalgravitysystems.toensuretrouble-freeoperation,pressuresewagesystemshaveproventobeareliableandcost-effectivealternativeforwastewatertransportationacrossvariedterrain.Withitsnarrow,flexiblepipingthatfol-lowsthelayoftheland,pressuresewagesystemseliminatetheneedforgravita-tionalslopesorcostlyexcavationwork.thiscost-effectiveflexiblesolutioncanbecombinedwithgravitynetworks,thuscreatingtheidealsolutionformosttypesofterrain.3Hard-working,heavy-dutygrindersdesIgntheFlygt3000seriesofcentrifugalgrinderpumpsarehigh-efficiencysubmersiblecentrifugalandsuitableforhandlingsolids-bearingliquidsinresidential,commer-cialandagriculturalapplications.Whetheryouneedasinglegrinderpump,acompletepumpstationsoranentirewastewatersystem,youcancountonIttforsmartandeconomicaldeliveryofwastewatertothenearestpumpstationorsewermain.Reliableoperationengineeredtomeettherigorsofwastewatersystems,Flygtgrinderpumpsfeatureauniqueimpellerforop-timumhydraulicefficiencyandaheavy-dutycuttingdevicethatgrindssolidsinto5×15mmparticlesforeasytransportthroughsmall-diameterpipes.thiselimi-natestheriskofclogging.Stationarywetinstallationwithguidebarsandautomaticdischargeconnec-tionboltedtothesumpfloor.Whenloweringapumpwithguidebars,thepumpautomaticallylocksto,andisre-leasedfrom,thedischargeconnection.Stationarywetinstallationwiththepumpsuspendedfromthedischargepipe.Thequickconnectionjointhasanintegratednon-returnvalve.Stationaryfree-standinginstallationonlegswithoutstrainer.Pipeorhoseconnection.MethodsofinstallationMPMHMF4desIgnBuiltfortrouble-freepumpingLOW-DEFLECTIONSHAFTVirtuallyeliminatesvibrationandnoiselevelsduetominimaloverhang.Extendsservicelifeofsealandbearing.BETTERHEATTRANSFEROurspeciallydesignedandmanufacturedmotorprovidesenhancedcool-ingbecauseheatlossesareconcentratedaroundthestator.Trickleimpregnatedinresin(ClassF/Hinsulation)andenableupto30startsperhour.COMPLIANCEEachpumpistestedandap-provedinaccordancewithnationalandinternationalstandards,includingIEC34-1andCSA.Pumpsareavailableinexplosion-proofversionsforuseinhazardousenviron-ments,andareapprovedbytheFactoryMutual,EuropeanStandardandIEC.CABLEENTRYWater-resistantcableentryprovidesbothsealingandstrainrelieffunc-tionstoensureasafeinstallationSENSORSThermalsensorsembeddedinthestatorwindingspreventoverheat-ing.OptionalleakagesensorsinthestatorandoilhousingsarealsoavailableLONG-LIFEBEARINGSDurablebearingsprovideaminimumservicelifeof50,000hours.ENDURINGSEALSTheGriploc™systemconsistsoftwosetsofmechanicalshaftsealsthatoperateindepen-dentlytoprovidedoublesecurityagainstleakage.HEAVY-DUTYCUTTINGDEVICEShredspumpedsolidsintofineslurryastheypassthroughthepumpinlettoenableunob-structedpassagethroughthenarrowpipesofthesystem.[H/m]025102050[Ql/s]0251020ABCDEABCDEM3127M3090M3102M3068M30855tecHnIcAldAtAPowerfulgrindingperformanceModelRatedpower[kW]Ratedamperage[A]Weight[kg]30681phase1.58.93230683phase1.7–2.43.8–5.33230851phase1.9124430853phase1.8–2.43.6–4.84430904.38.45231024.48.67531277.4–10.915–21103Basedonaflexible,modulardesign,theFlygtgrinderpumprangecoveranextensiveperformancerange.thesesubmersiblesingle-stagecentrifugalpumpssharethesamedischargediameter,whichmakesiteasytoselectoneoftheinterchangeableimpellerstopreciselymatchyourheadandflowrequirementsnow–andeasilychangeitlater.Highefficiencyminimizeselectri-cialequipmentinstallationcostsandsubsequentenergyconsumption.TechnicalspecificationPumpcapacity,50Hz6AllinoneandreadytogotecHnIcAldAtAFormorethanaquarterofacenturywehaveinstalledandmaintainedwaste-watersystemsaroundtheworld.Rightfromthestart,weworkwithyoutodesign,installandmaintaintheoptimalsystemforyourneeds.Althoughourwastewatersystemsarecustom-builtforyearsofcare-freeoperation,theseaccessorieshelpboosttheperformanceofyourFlygtcentrifugalgrinderpumps.Ready-to-installgrinderpumpstationsTOP50GRPpumpstationCompitPEpumpstationConcretepumpstationPrefabricatedstandardFlygtpumpstationsconsistofFlygtgrinderpumpsinpumphousingprovideanall-in-onesolutionthatmakesitquickandeasyto