HPK-L Dry-installed pump
Dry-installed pump

HPK-L

Horizontal radially split volute casing pump in back pull-out design to ISO 2858 / ISO 5199, single-stage, single-entry, with radial impeller. Equipped with heat barrier, seal chamber air-cooled by integrated fan impeller, no external cooling. ATEX-compliant version available.
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Main Applications

  • Pump for handling hot water and organic or synthetic heat transfer fluids in piping or tank systems.
  • Heating systems
  • Forced circulation boilers
  • District heating
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Technical Data

  • Max. flow rate1400 m3/h
  • Max. head233 m
  • Max. allowed working pressure40 bar
  • Max. allowed fluid temperature400 °C

Benefits

  • Low temperature in the mechanical seal chamber; no cooling water required thanks to air-cooled bearing bracket with heat barrier.
  • Increased operating reliability of versions for heat transfer applications by an optional two mechanical seals preventing leakage.
  • Higher efficiencies than the previous HPK-L model by continued development of the flow passage within the hydraulic system.

Characteristic curves

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Documents

TitleFormatSizeLast change
Motor catalog (0902.53_EN)PDF4.284/19/2021
TitleFormatSizeLast change
HPK-L (1136.8_EN)PDF4.714/19/2021
KSB IE3 Motor; 0,55 - 132 kW (4076.8_EN)PDF1.554/19/2021
HPK-L; Productgeneration B (1136.81_EN)PDF5.454/19/2021
TitleFormatSizeLast change
1136.3-YTO-090-02-PDF (1136.3_090)PDF0.064/19/2021
TitleFormatSizeLast change
HPK-L; Product Generation B (1136.51_EN)PDF6.44/19/2021
TitleFormatSizeLast change
HPK-L (Global Pump) (1136.521_EN)PDF0.114/19/2021

Technical Data

  • FunctionPump
  • Connection typeFlange
  • Drive conceptWith electric actuator
  • Max. flow rate1400 m3/h
  • Min. flow rate1 m3/h
  • Max. head233 m
  • Min. head3.5 m
  • Mains frequency50 Hz, 60 Hz
  • Mains voltage400 V, 460 V
  • Casing materialGP240GH+N/A216 GRADE WCB, G17CRMOV5-10
  • Nominal pressurePN 40
  • Max. allowed working pressure40 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature400 °C
  • Min. allowed fluid temperature-40 °C

Sectional Drawings

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