Reading the Pump Nameplate

1 GRUNDFOS CR SERVICE MANUALCR Reading the Pump NameplateCode for Type of Pump or Physical ChangesType of PumpA = IEC pumpE = Ejector pumpF = Cool Top high temperature modelH = horizontal pump with electric motor and end-suction baseHS = High speed/pressure reverse chamber stack/ direction of rotationK = Low NPSH pumpM = Magnetic Drive CouplingR = horizontal construction with bearing bracketS = Pump without stayboltsSF = High pressure pump without staybolts reverse stack rotationU = NEMA pumpPhysical ChangesB = Oversized motorC = Changed point of connectionD = Intensifier tank for double sealI = Changed pressure classJ = CRE pump ( pumps with high max speed rotation)N = CRE pump with transducerP = Undersized motor (1 flange size smaller)T = Oversized motor (2 flange sizes larger)X = Special productCode for Pipe ConnectionA = Oval flangeB = NPT threadC = Clamp connectionCA = FlexiClampF = DIN flangeFGJ= DIN, ANSI and JIS flanges combined into one baseG = ANSI flangeJ = JIS flangeM = Changed flange connectionN = Changed connection diameterO = External threadP = Victaulic coupling (PJE)

2 W = Internal threadCode for MaterialsA = Standard materialsD = Graflon bearingG = Stainless steel parts in 316 SS or similar materialGI = Baseplate and flanges are 316LN SSI = Nonstainless parts converted to SSJ = Shaft or sleeve made of 316 SSK = Intermediate bearings are bronzeR = Shaft or sleeve made of 904L SSS = Silicon Carbide intermediate bearing/Teflon sealT = TitaniumX = Special productZ = pumps of bronze, components of cast bronzeCode for Rubber Parts in Pump(Excludes CR[N,X] 2, 4, 8, 16)E = EPDMF = FXM (Flouraz)K = FFXM (Kalrez)P = NBR (Nitrile)T = PTFE wound around FKMV = FKMM aterial of Secondary Seal and other Parts made of Plastic/RubberE = EPDMK = FFXM (Kalrez)M = PTFE wound around FKMP = NBR (Nitrile)S = Q (Silicone rubber)T = PTFE (Teflon )V = FKMX = Special productMaterial of Stationary RingA = Carbon, metal impregnatedB = Carbon, plastic impregnatedC = Other types of carbonH = Carbon with imbedded Tungsten Carbide (Hybrid)

3 Q = Silicon carbideS = Chromium steelU = Tungsten carbideV = Aluminum oxideX = Other types of ceramicsMaterial of Rotating RingA = Carbon, metal impregnatedB = Carbon, plastic impregnatedC = Other types of carbonQ = Silicon carbideS = Chromium steelU = Tungsten carbideV = Aluminum oxideX = Other types of ceramicsType of Shaft SealA = O-ring seal with fixed seal driverB = Rubber bellows sealC = O-ring seal with a spring working as a driverD = Balanced sealE = Cartridge with O-ring (Type A)F = Cartridge with rubber bellowsG = Bellows seal with reduced diameter stationary ringH = Balanced seal, cartridge (Type D)K = Metal bellows seal (Type M) CartridgeO = Double shaft seal (back to back)P = Double shaft seal (Tandem)Q = Quench seal (with flushing)R = O-ring seal with reduced diameter stationary ringS = Shaft sealX = MiscellaneousPump horsepower Gallons per minute at rated RPM Maximum PSI Head (in feet) at Nameplate flow RPM Maximum fluid temperatureCentrifugal pump"I" or "X" Cast Iron components replaced by 316 SS, stack and sleeve of 304 SS"N" if all parts in contact with water are 316 SS"T" if all parts in contact with water are Titanium"E" if a Grundfos MGE or MLE VFD motor is attachedNo.

4 Of stages CR(I,N) 1S, 1, 3, 5, 10, 15 & 20No. of stages x 10 CR(N,X) 2, 4, 8, &16No. of stages CR(N) 32, 45, 64, & 90No. of impellers (used only if pump has fewer impellers than chambers)No. of reduced diameter impellers (CR(N) 32, 45, 64, & 90 only)CR 8-20/1 -1 U - G - A - E - BUBE A 12345678 P1 03 20 879 Product NumberDesignated model( A, B, C, D)Production CompanyLast two digits of year of productionProduction week number (01 to 51) serial numberNominal flow rate in m /hr (multiply by 5 to get GPM)3 Type designationModel, material number, production codeGallons per minute at rate RPMHead in feet at Nameplate flowPump horsepowerRated RPMM aximum PSIM aximum fluid temperatureReading The Pump Nameplate764352178812354763468512 LSM-NPC-001 1106 GRUNDFOS pumps Corporation17100 W. 118th TerraceOlathe, Kansas 66062 Phone: : Canada, Brighton RoadOakville, Ontario L6H 6C9 CanadaPhone: : GRUNDFOS de Mexico de TLC No.

5 15 Parque Industrial Stiva AeropuertoApodaca, Mexico 66600 Phone: : name Grundfos, the Grundfos logo, and be think innovate are registered trademarks owned by Grundfos Holding A/S, Denmark. All rights reserved worldwide. Copyright Grundfos Holding A/S