Main applications calio therm s

  • Building services
  • HVAC
  • Heat transfer, Cooling circuits
  • Heating / ventilation / air-condition
  • Industry engineering
  • Special processes

Technical data

  • Q max 3.5 m³/h
  • H max 6.0 m

Design calio therm s

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

Application pump calio therm s

Hot water supply, drinking water circulation systems and similar systems in industry and building services (e.g. cooling water recirculation).

Drive pump calio therm s

High-efficiency permanent magnet synchronous motor, brushless, self-cooling, with continuously variable differential pressure control

▪ 1~230 V AC +/- 10%
▪ Frequency 50 Hz/60 Hz
▪ IP42 enclosure
▪ Thermal class F
▪ Temperature class TF 95
▪ Interference emissions EN 55014-1
▪ Interference immunity EN 55014-2
▪ Interference immunity EN 60335-2-51

Desing Details pump calio therm s


  • Ceramic bearings


  • Screw-ended

Operating modes

  • Automatic mode with constant-pressure control or proportional-pressure control
  • Open-loop control via setpoint setting

Automatic functions

  • Continuously variable speed adjustment depending on the mode of operation
  • Soft start (limitation of starting current)
  • Full motor protection with integrated trip electronics
  • Setback operation
  • Dynamic Control in Proportional-pressure Control operating mode dp-v

Manual functions

  • Setting the operating mode
  • Setting the differential pressure setpoint
  • Setting the speed level
  • Vent function
  • Deblocking the rotor

Overview of technical data calio therm s

Q (50Hz)0.0 – 3.5 (m³/h)
H (50Hz)0.0 – 6.0 (m)
Type of bearingPlain bearings
DriveElectric motor
Drive frequency50 Hz /60 Hz
Type of driveElectric motor
Drive voltageLow voltage
Connection to power supply230 V, 1~
Type of installationIn-line
Type of couplingNone
Type of lubricationProduct lubrication
Max. permissible fluid temperature75.0 (°C)
Pump set locationDry installed
Integrated control systemYes
Suction casing material (EN standard)EDELSTAHL
Suitable for drinking waterYes
Type of casingVolute casing
Type of impellerClosed / Radial
Type of suction casingVolute casing
Casing material (EN standard)EDELSTAHL
Installation positionHorizontal
Shaft seal typeSeal-less
Main applicationsBuilding services
Casing materialStainless steel
Maximum discharge-side pressure10.0 (bar)
Maximum drive rating0.05 (kW)
Type of installationStationary