Transcription of Reading the Pump Nameplate
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Reading the Pump Nameplate
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)
K = Intermediate bearings are bronze R = Shaft or sleeve made of 904L SS S = Silicon Carbide intermediate bearing/Teflon® seal T = Titanium X = Special product Z = Pumps of bronze, components of cast bronze Code for Rubber Parts in Pump (Excludes CR[N,X] 2, 4, 8, 16) E = EPDM F = FXM (Flouraz) K = FFXM (Kalrez) P = NBR (Nitrile)
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