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Grundfos CR 3 vertical multistage CR pump

GRUNDFOS CR 3


  • Surface pumps: Grundfos CR

Head at Q=0 up to: 243 m · Official curve up to: 4.5 m³/h · 3 x 380-415 V · 50 Hz

The Grundfos CR 3 is a vertical multistage centrifugal pump with in-line suction and discharge ports. The pump head and base are cast iron; the other wetted hydraulic components are AISI 304 stainless steel. Standard HQQE mechanical seal.


CR 3-2

Head at Q=0: 13 m
P2: 0.37 kW

CR 3-3

Head at Q=0: 20 m
P2: 0.37 kW

CR 3-4

Head at Q=0: 27 m
P2: 0.37 kW

CR 3-5

Head at Q=0: 34 m
P2: 0.37 kW

CR 3-6

Head at Q=0: 40 m
P2: 0.55 kW

CR 3-7

Head at Q=0: 46 m
P2: 0.55 kW

CR 3-8

Head at Q=0: 53 m
P2: 0.75 kW

CR 3-9

Head at Q=0: 60 m
P2: 0.75 kW

CR 3-10

Head at Q=0: 66 m
P2: 0.75 kW

CR 3-11

Head at Q=0: 73 m
P2: 1.1 kW

CR 3-12

Head at Q=0: 80 m
P2: 1.1 kW

CR 3-13

Head at Q=0: 87 m
P2: 1.1 kW

CR 3-15

Head at Q=0: 100 m
P2: 1.1 kW

CR 3-17

Head at Q=0: 114 m
P2: 1.5 kW

CR 3-19

Head at Q=0: 128 m
P2: 1.5 kW

CR 3-21

Head at Q=0: 141 m
P2: 2.2 kW

CR 3-23

Head at Q=0: 155 m
P2: 2.2 kW

CR 3-25

Head at Q=0: 168 m
P2: 2.2 kW

CR 3-27

Head at Q=0: 182 m
P2: 2.2 kW

CR 3-29

Head at Q=0: 195 m
P2: 2.2 kW

CR 3-31

Head at Q=0: 209 m
P2: 3 kW

CR 3-33

Head at Q=0: 223 m
P2: 3 kW

CR 3-36

Head at Q=0: 243 m
P2: 3 kW

 
Worldwide B2B pump supply and export

This selection covers only standard Grundfos CR pumps in three-phase 380-415 V, 50 Hz. CRI, CRN, single-phase, HQQV and other variants are excluded.

The numeric head values are read at Q=0 from the official 2026 Grundfos vector curves and rounded to the nearest metre. They support comparison and preselection.

Use Grundfos Product Center or the product datasheet for contractual duty-point sizing. No prices are published on this page.

Grundfos CR 3 official 2026 hydraulic curves

Official Grundfos CR 3 hydraulic curves from the 2026 catalogue, ISO 9906:2012 Grade 3B. Numeric table values correspond to the Q=0 curve intercept, rounded to the nearest metre.


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References & article codes


Standard Grundfos CR 3 references: AISI 304 hydraulics, HQQE seal, three-phase 380-415 V, 50 Hz. Both official connection variants are retained when listed. No prices are published.

Article codeDesignationHead at Q=0 [m]P2 [kW]In [A]Connection
93390998CR 3-2130.371Oval flanges Rp 1
93391440CR 3-2130.371Flanges DN25/DN32
93391010CR 3-3200.371Oval flanges Rp 1
93391444CR 3-3200.371Flanges DN25/DN32
93391012CR 3-4270.371Oval flanges Rp 1
93391448CR 3-4270.371Flanges DN25/DN32
93391014CR 3-5340.371Oval flanges Rp 1
93391452CR 3-5340.371Flanges DN25/DN32
93391017CR 3-6400.551.3Oval flanges Rp 1
93391456CR 3-6400.551.3Flanges DN25/DN32
93391030CR 3-7460.551.3Oval flanges Rp 1
93391460CR 3-7460.551.3Flanges DN25/DN32
93391032CR 3-8530.751.7Oval flanges Rp 1
93391464CR 3-8530.751.7Flanges DN25/DN32
93391035CR 3-9600.751.7Oval flanges Rp 1
93391468CR 3-9600.751.7Flanges DN25/DN32
93391038CR 3-10660.751.7Oval flanges Rp 1
93391472CR 3-10660.751.7Flanges DN25/DN32
93391041CR 3-11731.12.4Oval flanges Rp 1
93391477CR 3-11731.12.4Flanges DN25/DN32
93391044CR 3-12801.12.4Oval flanges Rp 1
93391480CR 3-12801.12.4Flanges DN25/DN32
93391045CR 3-13871.12.4Oval flanges Rp 1
93391483CR 3-13871.12.4Flanges DN25/DN32
93391048CR 3-151001.12.4Oval flanges Rp 1
93391486CR 3-151001.12.4Flanges DN25/DN32
93391061CR 3-171141.53.3Oval flanges Rp 1
93391489CR 3-171141.53.3Flanges DN25/DN32
93391064CR 3-191281.53.3Oval flanges Rp 1
93391502CR 3-191281.53.3Flanges DN25/DN32
93391065CR 3-211412.24.5Oval flanges Rp 1
93391504CR 3-211412.24.5Flanges DN25/DN32
93391068CR 3-231552.24.5Oval flanges Rp 1
93391507CR 3-231552.24.5Flanges DN25/DN32
93391511CR 3-251682.24.5Flanges DN25/DN32
93391514CR 3-271822.24.5Flanges DN25/DN32
93391516CR 3-291952.24.5Flanges DN25/DN32
93395712CR 3-3120936Flanges DN25/DN32
93395713CR 3-3322336Flanges DN25/DN32
93395714CR 3-3624336Flanges DN25/DN32

Grundfos CR · 380-415 V · 50 Hz

Scope: CR only, standard AISI 304 hydraulics, HQQE seal, three-phase 380-415 V, 50 Hz. Every family page includes official 2026 curves, numeric Q=0 head values and catalogue article codes. No prices are shown.

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