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.

NK 65-125/141 B-GQQE - 96597462

Please note that this is a discontinued product.
Performance curve
Product photo
Dimensional Drawing
Motor curve
Wiring Diagram
Spare parts


Download CAD drawings

Spare parts

    Parts list


      Curve settings


      Product name: NK 65-125/141 B-GQQE
      Product No: 96597462
      EAN number: 5700831935278
      Pump speed on which pump data are based: 3520 rpm
      Rated flow: 146.3 m³/h
      Rated head: 28.3 m
      Actual impeller diameter: 141 mm
      Impeller nom: 125 mm
      Primary shaft seal: GQQE
      Shaft diameter: 24 mm
      Pump housing: Cast iron
      Pump housing: EN-GJL-250
      Pump housing: ASTM A48-40 B
      Impeller: Bronze
      Impeller: DIN W.-Nr. 2.1096.01
      Impeller: ASTM B584-C83600
      Material code: B
      Maximum ambient temperature: 40 °C
      Maximum operating pressure: 16 bar
      Flange standard: EN
      Pump inlet: DN 80
      Pump outlet: DN 65
      Pressure rating: PN16
      Coupling type: Standard
      Wear ring(s): neckring(s)
      Pumped liquid: Water
      Liquid temperature range: -25 .. 90 °C
      Selected liquid temperature: 20 °C
      Density: 998.2 kg/m³
      Electrical data 
      Motor type: MMG160MB
      Rated power - P2: 15 kW
      Mains frequency: 60 Hz
      Rated voltage: 3 x 380-480 D/660-690 Y V
      Rated current: 28,0-22,4/16,2 A
      Starting current: 520-830 %
      Cos phi - power factor: 0.92-0.89
      Rated speed: 3510-3550 rpm
      Motor efficiency at full load: 89.6-90.3 %
      Motor efficiency at 3/4 load: 89.9-89.6 %
      Motor efficiency at 1/2 load: 89.1-88.4 %
      Number of poles: 2
      Enclosure class (IEC 34-5): IP55
      Insulation class (IEC 85): F
      Motor protec: PTC
      Motor No: 83315126
      Lubricant type: Grease
      Net weight: 247 kg
      Gross weight: 267 kg
      Shipping volume: 0.51 m³

      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.:  98377135
      Name:  Laser Alignment normpumps 11- 100 kW
      Product no.:  98580213
      Name:  Commissioning
      Product no.:  98808504
      Name:  Inspection
      Product no.:  99297640
      Name:  Standard service contract 1y
      Product no.:  99298033
      Name:  Standard service contract 2y
      Loading... Loading
      Error calling service: