Main applications

  • Building services

Technical data

Q max 24.0 m³/h
H max 12.0 m


Maintenance-free, high-efficiency variable speed glandless drinking water circulator pump, screw-ended or flanged, electric motor and continuously variable differential pressure control for use in drinking water supply systems and hot water supply systems.


Drinking water supply systems, hot water supply systems and similar systems in industry and building services (e.g. cooling water recirculation)

Further technical information about Calio-Therm

Overview of technical data

Q (50Hz) 0.0 – 24.0 (m³/h)
H (50Hz) 0.0 – 12.0 (m)
Type of bearing Plain bearings
Drive Electric motor
Drive frequency 50 Hz /60 Hz
Type of drive Electric motor
Drive voltage Low voltage
Connection to power supply 400 V, 3~
Type of first impeller Closed / Radial
Type of installation In-line
Type of coupling None
Type of lubrication Product lubrication
Max. permissible fluid temperature 70.0 (°C)
Pump set location Dry installed
Integrated control system Yes
Suction casing material (EN standard) STAINLESS STEEL 1.4308
Suitable for drinking water Yes
Type of casing Volute casing
Type of suction casing Volute casing
Casing material (EN standard) DUPLEX STEEL, STAINLESS STEEL
Installation position Horizontal
Shaft seal type Mechanical seal, Seal-less
Main applications Water, Building services
Maximum discharge-side pressure 10.0 (bar)
Maximum drive rating 0.05 (kW)
Type of installation Stationary