Cookie Policy
At Grundfos we use cookies to remember your choices, and to improve your experience on the Grundfos websites. Use the site as normal if you accept this.

For more detailed information, please read our full cookie policy.

25N20-11 - 5213611

Performance curve
Product photo
Dimensional Drawing
Motor curve
Wiring Diagram
Spare parts


Download CAD drawings

Spare parts

    Parts list


      Curve settings


      Product name: 25N20-11
      Product No: 5213611
      EAN number: 5700390240325
      Pump speed on which pump data are based: 3450 rpm
      Rated flow: 6 m³/h
      Rated head: 64 m
      Actual impeller diameter: 72.9 mm
      Stages: 11
      Impeller reduc.: NONE
      Shaft seal for motor: SIC/SIC
      Approvals on nameplate: CE,EAC,CSA
      Curve tolerance: ISO9906:2012 3B
      Pump No: 05210011
      Model: A
      Valve: YES
      Motor version: T40
      Specification for shaft end: CYLINDRICAL
      Pump: Stainless steel
      Pump: EN 1.4401
      Pump: AISI AISI 316
      Impeller: Stainless steel
      Impeller: EN 1.4401
      Impeller: AISI AISI 316
      Motor: Stainless steel
      Motor: DIN W.-Nr. 1.4539
      Motor: AISI 904 L
      Maximum ambient pressure: 60 bar
      Pump outlet: 1 1/2"NPT
      Motor diameter: 4 inch
      Pumped liquid: Water
      Maximum liquid temperature: 60 °C
      Max liquid t at 0.15 m/sec: 40 °C
      Selected liquid temperature: 20 °C
      Density: 998.2 kg/m³
      Electrical data 
      Motor type: MS4000
      Applic. motor: GRUNDFOS
      Rated power - P2: 1.5 kW
      Power (P2) required by pump: 1.5 kW
      KVA code: J
      Mains frequency: 60 Hz
      Rated voltage: 3 x 440-460 V
      Service factor: 1.25
      Rated current: 4.10-4.05 A
      Starting current: 480-500 %
      Cos phi - power factor: 0.85-0.82
      Rated speed: 3420-3440 rpm
      Axial load max: 450 kg
      Start. method: direct-on-line
      Enclosure class (IEC 34-5): IP68
      Insulation class (IEC 85): F
      Motor protec: NONE
      Thermal protec: external
      Built-in temp. transmitter: yes
      Motor No: 79355606
      Cable number: 795884
      DOE Pump Energy Index CL: 0.93
      ErP status: EuP Standalone/Prod.
      Net weight: 20.2 kg
      Gross weight: 22 kg
      Shipping volume: 16.3 m³
      Sales region: Namreg

      Quotation Text



      Note: Please try to use English language in case that you didn´t find the literature you´re looking for in your local language.
        Title Document Number Literature language Literature category Product type Date added Version
      Sound Measurement Report
      Case stories
      Installation & operating instructions
      Data booklets
      Support files
      Tender Material
      Functional profiles

      CAD drawings

      Select the required CAD formats by clicking the select boxes. Press Download and you will be offered a ZIP file containing the selected CAD format.

        CAD Format

      System parts

      Batch actions:

      Sizing result

      Service Offerings

      Product no.:  98377187
      Name:  Commissioning
      Product no.:  98808473
      Name:  Inspection
      Loading... Loading
      Error calling service: