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CATALOG 2013MaxitrolCompany.AllRightsReserved.DRAFT09.18.20132Serviceandinstallationmustbeperformedbyatrainedexperiencedservicetechnician.AllproductsusedwithcombustiblegasmustbeinstalledandusedstrictlyinaccordancewiththeinstructionsoftheOriginalEquipmentManufacturerOEMandwithallapplicablegovernmentcodesandregulationse.g.plumbingmechanicalandelectricalcodesandpractices.MaxitrolproductsshouldbeinstalledandoperatedinaccordancewithMaxitrolSafetyWarningInstructions.MaxitrolCompanyisNOTresponsibleforanyerrorsoromissionsinreliancebyanyoneofanyinformationsetforthinthiscatalogwithoutadditionalreferencetolocalrequirementsandapplicableordinancesorcodes.Otherworldwideapprovalsandcertificationsavailableuponinquiry.CUSUA.TR.012-13 2013MaxitrolCompany.AllRightsReserved.DRAFT09.18.201346PipeSizes..................................38to2threadedconnectionswithNPTorISO7-1threads.HousingMaterial......................325-3L325-5L325-7AL325-9Laluminum.Mounting..................................Suitableformulti-positionalmounting.Ifballcheckventlimitingdeviceisinstalledmountinanuprightpositiononly.NOTEAllMaxitrolgaspressureregulatorsshouldbeinstalledandoperatedinaccordancewithMaxitrolSafetyWarningInstructionsseeGPR_CSA_2PSI_MI_EN.FR.Certifcations..............................325-3L325-5L325-7AL325-9LANSIZ21.80CSA6.22LinePressureRegulators.GasTypes..................................SuitablefornaturalmanufacturedmixedgasesliqueedpetroleumgasesandLPgas-airmixtures.MaximumInletPressure...........2psi13.8kPaMinimumInletPressure............1psi6.9kPaEmergencyExposureLimits.......65psi450kPainletsideonlyMaximumIndividualLoad........Largestsingleapplianceservedbytheregulator325-3L140000Btuh325-5L425000Btuh325-7AL1250000Btuh325-9L2250000BtuhCapacity....................................Totalloadofmultipleappliancecombined325-3L3812250000Btuh325-5L12500000Btuh325-5L341600000Btuh325-7AL1141121250000Btuh325-9L11222250000BtuhNOTECapacitiesareusedtodeterminethemaximummultipleapplianceload.Thelargestsingleapplianceservedbytheregulatorshouldnotexceedthemaximumindividualloadspeciedabove.AmbientTemperatureRanges....-40to205F-40to96CMinimumRegulation.................Suitableforpilotowapplications.CircleP0.15CFHNGDeltaP0.50CFHNG.ImblueTechnology.................325-3L325-5L325-7AL325-9LmodelsmaybeorderedwithImblueTechnology.ImblueTechnologyincreasescorrosionresistanceandprovidesextraprotectionagainsttheelementsforregulatorsusedinoutdoorapplications.AddsufxletterBtomodelnumberwhenordering.Maxitrols325-LSerieslinepressureregulatorsarefor2psipipingsystems.325Seriesregulatorsareforuseonresidentialcommercialandindustrialapplications.The325Seriesfeaturesahighleveragelinkageassemblytodeliverpositivedead-endlock-up.Theregulatorsarecapableofpreciseregulatingcontrolfromfullowdowntopilotow.NOTEThe325-9Lwillbeavailable2Q2014.325-3LSpecifcations325-LSERIESLeverActingDesignfor2psiPipingSystems 2013MaxitrolCompany.AllRightsReserved.DRAFT09.18.201347ModelPipeSizeOutletPressureSetPointOperatingInletPressure12psi3.4kPa34psi5.2kPa1psi6.9kPa112psi10.3kPa2psi13.8kPa325-3L38x3812x127.0w.c.1.7kPa1454.12005.72507.12507.12507.110.0w.c.2.5kPa1103.11805.12306.52507.12507.1325-5L12x127.0w.c.1.7kPa36010.248513.750014.250014.250014.210.0w.c.2.5kPa2757.847513.550014.250014.250014.2325-5L34x341x17.0w.c.1.7kPa37010.552014.760017.060017.060017.010.0w.c.2.5kPa2757.845012.757016.160017.060017.0325-7AL114x114112x1127.0w.c.1.7kPa75021.2100028.3125035.4125035.4125035.410.0w.c.2.5kPa52514.990025.5112531.9125035.4125035.4325-9L112x1122x27.0w.c.1.7kPa139039.4208058.9225063.7225063.7225063.710.0w.c.2.5kPa105029.7166047.0209059.2225063.7225063.7NOTESeepages58-59forRegulatorSizingRequirementsandExamples.OutletPressureRangeallmodelsCertifedSpring.............................7to11w.c.1.7to2.7kPaNOTESeetopages56-57forcompleteSpringSelectionChart.ModelNumber7.0w.c.1.7kPa12psi3.4kPa34psi5kPa325-3L1454.02045.82507.0325-5L40011.355015.667019.0325-7AL81523.1114932.5140539.8325-9L136038.5211359.8255772.4CapacitiesexpressedinCFHm3h0.64spgrgasCapacitiesPressureDropexpressedinCFHm3h0.64spgrgasSpringSelectionLINEREGULATORSCUS 2013MaxitrolCompany.AllRightsReserved.DRAFT09.18.201348325-5L325-3LModelPipeSizeVentConnectionSwingRadiusDimensionsABC325-3L381218NPT376mm3.589mm4.2108mm3.998mm325-5L1234138NPT4.9124mm5.3133mm5.9149mm5.4138mm325-7AL11411212NPT6.1156mm7.3184mm8203mm7178mm325-9L112212NPT7.8198mm9.4239mm10.8274mm9.1231mmNOTEDimensionsaremaximumsandtobeusedonlyasanaidindesigningclearanceforthevalve.Actualproductiondimensionsmayvarysomewhatfromthoseshown.AADimensions325-LSERIESLeverActingDesignfor2psiPipingSystems 2013MaxitrolCompany.AllRightsReserved.DRAFT09.18.201349325-7AL325-9L1SealCap2Stack3TopHousing4RubberValve5ValveSeat6SealCapGasket7AdjustingScrew8Spring9VentConnection10Diaphragm11DiaphragmPlates12BottomHousing123459101167812NOTEDiagramsaregraphicalrepresentationsonlyandmaydifferfromactualproduct.AALeverActingDesignLINEREGULATORS MaxitrolCompany23555TelegraphRd.POBox2230SouthfeldMI48037-2230GPR_MS_EN_11.2013www.maxitrol.com2013MaxitrolCompanyAllRightsReserved