Calio Dry-installed pump
Dry-installed pump


Maintenance-free high-efficiency flanged or screw-ended glandless pump with high-efficiency electric motor and continuously variable differential pressure control.
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Main Applications

  • Heating, ventilation, air-conditioning, cooling and circulation systems
  • One-pipe systems and two-pipe systems
  • Underfloor heating systems
  • Boiler circuits or primary circuits
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Technical Data

  • Max. flow rate51 m³/h
  • Max. head18 m
  • Max. allowed working pressure16 bar
  • Max. allowed fluid temperature110 °C


  • Maximum savings of operating costs by high-efficiency technology combined with speed control
  • Future-proof by maximum energy efficiency, exceeding future energy efficiency regulations such as ErP 2015
  • All-in concept saves investment costs and commissioning costs.


  • C89B_5020759307-1_1
    EEI ≤0,20

Characteristic curves

Material number list – Calio

31 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 025-04025-405.3kgGPN 10Single-phase AC230V50/60Hz4m6.8m³/hNoWithoutG 1 1/2 (DN40)180mm5.3 Kilogram29134911
CALIO 025-06025-605.3kgGPN 10Single-phase AC230V50/60Hz6m7.4m³/hNoWithoutG 1 1/2 (DN40)180mm5.3 Kilogram29134912
CALIO 025-08025-805.3kgGPN 10Single-phase AC230V50/60Hz8m9.2m³/hNoWithoutG 1 1/2 (DN40)180mm5.3 Kilogram29134913
CALIO 025-10025-1005.3kgGPN 10Single-phase AC230V50/60Hz10m10.2m³/hNoWithoutG 1 1/2 (DN40)180mm5.3 Kilogram29134914
CALIO 030-04030-405.5kgGPN 10Single-phase AC230V50/60Hz4m6.8m³/hNoWithoutG 2 (DN50)180mm5.5 Kilogram29134915


TitleFormatSizeLast change
2-page product description Calio (S) (Z) (1157.024_EN)pdf0.722/9/2021
TitleFormatSizeLast change
product brochure Gebäudetechnik von KSB (0518.022_EN)pdf2.92/9/2021
product brochure (0518.026_EN)pdf4.072/9/2021
TitleFormatSizeLast change
Calio (1157.821_EN)pdf9.822/9/2021
EDE-File, Kommunikationsmodul; BACnet_MS_TP (1157.871_EN)zip0.0410/20/2020
TitleFormatSizeLast change
Calio (1157.59_EN)pdf1912/10/2020
Substitution List Heating (1110.9_EN)pdf17.972/9/2021
TitleFormatSizeLast change
Calio (1157.521_EN)wrd0.0912/10/2020

Technical Data

  • FunctionPump
  • Connection typeExternal-thread connection, Flange
  • Drive conceptWith electric actuator
  • Max. flow rate51 m³/h
  • Min. flow rate0.1 m³/h
  • Max. head18 m
  • Min. head1 m
  • Mains frequency50 Hz, 60 Hz
  • Mains voltage230 V
  • Casing material1830
  • Nominal pressurePN 16
  • Max. allowed working pressure16 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature110 °C
  • Min. allowed fluid temperature-10 °C

Sectional Drawings

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.

As an experienced pump manufacturer, its product portfolio includes building and industrial technology, water transport, wastewater treatment and power plant processes. Thanks to innovative research and development, KSB can meet the most diverse requirements of customers. Benefit from many years of experience and technical expertise as a renowned pump manufacturer.

KSB pump manufacturers: the best solution for your plant
Industrial pumps and valves from KSB cover a wide range of applications and are highly energy-efficient. Products convince with the most innovative technology as well as with systems that have been tried and tested for many years - including the Etanorm water pump. Achieving more than 1.5 million sales worldwide, Etanorm is the most successful standard water pump. With KSB spare parts and services.

KSB ensures the operational reliability of its industrial pumps and valves. The KSB success formula for high-performance pumps lies in the technological strength in hydraulics, materials and automation.

Competent service right from the start
The numerous production facilities ensure that KSB as a pump manufacturer can guarantee customer proximity and first-class service. The experienced specialists are certified to ensure excellent quality and extensive experience. KSB Service takes care of the commissioning, inspection, servicing and maintenance of your pumps, valves and complete systems directly on site.  KSB also provide you with spare parts quickly. This means you get the best service directly from your pump manufacturer.