Calio-Therm NC Dry-installed pump
Dry-installed pump

Calio-Therm NC

Maintenance-free fixed speed glandless drinking water circulator pump, screw-ended, electric motor with multiple fixed speed levels, for use in drinking water supply systems and hot water supply systems.
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Main Applications

  • Drinking water supply
  • Hot-water supply
  • Similar systems in industry and building services applications (e.g. cooling water circulation)

Technical Data

  • Max. flow rate9 m³/h
  • Max. head7 m
  • Max. allowed working pressure10 bar
  • Max. allowed fluid temperature110 °C


  • Saving energy by matching output to individual system requirements
  • Easy replacement
  • All wetted parts are in compliance with KTW recommendations (use of elastomers in drinking water applications).

Characteristic curves

Material number list – Calio-Therm NC

6 products
NameComponent sizeOverall net weightDesign conceptNominal pressure inletMotor current typeMains voltageRated frequencyHead at max perm flowMax permissible flow rateCheck valveMotor connectorNominal size InletInstallation lengthWeightMaterial numberPrice
CALIO-THERM NC 20-1520-152.7kgCPN 10Single-phase AC230V50Hz1.5m2.4m³/hNoWithoutG 1 1/4 (DN32)150mm2.7 Kilogram29134843
CALIO-THERM NC 20-3020-32.7kgCPN 10Single-phase AC230V50Hz3m2.8m³/hNoWithoutG 1 1/4 (DN32)150mm2.7 Kilogram29134844
CALIO-THERM NC 25-4025-402.8kgCPN 10Single-phase AC230V50Hz4m3.5m³/hNoWithoutG 1 1/2 (DN40)180mm2.8 Kilogram29134846
CALIO-THERM NC 25-40 13025-402.7kgCPN 10Single-phase AC230V50Hz4m3.5m³/hNoWithoutG 1 1/2 (DN40)130mm2.7 Kilogram29134845
CALIO-THERM NC 25-6025-602.8kgCPN 10Single-phase AC230V50Hz6m4m³/hNoWithoutG 1 1/2 (DN40)180mm2.8 Kilogram29134847


TitleFormatSizeLast change
Calio-Therm NC (1157.881_EN)pdf2.092/9/2021
TitleFormatSizeLast change
Calio-Therm NC (1157.582_EN)pdf2.492/9/2021

Technical Data

  • FunctionPump
  • Connection typeExternal-thread connection
  • Drive conceptWith electric actuator
  • Max. flow rate9 m³/h
  • Min. flow rate0.1 m³/h
  • Max. head7 m
  • Min. head0.2 m
  • Mains frequency50 Hz
  • Mains voltage230 V
  • Casing material2700
  • Nominal pressurePN 10
  • Max. allowed working pressure10 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature110 °C
  • Min. allowed fluid temperature2 °C

KSB - one of the world's leading manufacturers of industrial valves and pumps

Founded in 1871 in Frankenthal (Germany), KSB has been one of the leading suppliers of pumps and industrial valves for over 100 years. With more than 15,500 employees worldwide and its own sales and marketing, manufacturing facilities and service operations, KSB develops and produces custom-fit pumps for various applications.

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