Pump mixing valve unit FlowBox HKF25

Description
Compact pump and mixer group for mixed heating circuits with thermostatic fixed temperature control. Setting range: 20 - 55 °C or 30 - 70 °C. 3-part patented EPP insulation shell provides a thermal insulation according to GEG (German Buildings Energy Act). Incl. wall bracket, fastening and 2 fittings for upper connection.
Supply: shut-off valve with gravity brake and integrated thermometer 0-120 °C, circulation pump 180 mm, 3-way thermostatic mixing valve.
Return: shut-off valve with integrated thermometer 0-120 °C.

The flow and return pipes of FlowBox HKF25 are interchangeable from left to the right side.
Technical Features
  • Nominal size: DN25
  • Max. operating pressure: 6 bar
  • Operating temperature: +2 - +90° C
  • Setting range: 20-55°C or 30-70°C
  • Recommended range of application at DT=20 K, Dp=100 mbar: 25 kW
  • All connections with flat sealings
  • Axial distance: 125 mm
  • Overall pump length: 180 mm
  • Dimensions with insulation (W x H x D): 300 mm x 370 mm x 240 mm
Part no.
Type
Setting range 
Part no.
HKF25 Wilo Para SC/6 20 - 55 °C 10084597
HKF25 Grundfos UPM3A/7 20 - 55 °C 10084598
HKF25 Lowara Eco2/8
20 - 55 °C 10087359
HKF25 without pump
20 - 55 °C
10084599
       
HKF25 Wilo Para SC/6 30 - 70 °C 10084600
HKF25 Grundfos UPM3A/7 30 - 70 °C 10084601
HKF25 Lowara Eco2/8 30 - 70 °C 10087360
HKF25 without pump
30 - 70 °C
10084602
       
HKF251) Wilo SC 25/6 20 - 43 °C 10084156 
HKF251) Wilo YP 25/6 20 - 43 °C 10027335
HKF251) GF Alpha2L 25-60 20 - 43 °C 10027564
HKF251) without pump
20 - 43 °C 10027565

1) The product is discontinued