HydroCon HWS 20-650

20 kW house and apartment station for the use of local and district heating

Ready for operation with integrated grandis 650 HK system controller
Direct supply of the heating circuits and indirect hot water supply via a drinking water storage tank. Compact design for wall mounting, including thermal insulation case. Pre-wired ready for operation with integrated controller.  
Article Description
1402HS-HWS-20-650-1A-G HydroCon HWS 20-650

General Details


  • For detached houses, terraced houses and apartments for the use of local or remote heating – For direct heating and a secondary drinking water storage tank
  • WP24-20 copper-soldered stainless steel plate heat exchanger with extended thermal length (with SVGW approval)
  • Max. operating temperature 110 °C
  • With high-efficiency pumps Class A
  • Integrated temperature sensor
  • Primary and secondary dirt trap and vent valve
  • Dynamic volumetric flow controller
  • Integrated controller, pre-cabled

Technical Data

Technical Data of the pump module

Rating:20 kWDynamic volumetric flow controller:Total actuating time: 75s;
Fittings:Hygienic materials suitable for drinking water according to
Plumbing: CW617N; heating: CW617N, CW614N
Seals:according to the requirements of DVGW KTW D1/ D2, W270, WRASmax. operating pressure:PN 16
Thermal insulation:EPPWeight:approx. 17kg
Heat exchanger plate:1.4404; Solder: CopperPrimary max. differential pressure4 bar
Max. operating temperature:110°CDimensions incl. insulation:H x W x D in mm 450 x 700 x 282

Technical data of the control system

Operating voltage:AC 230 Volt, 50 Hz, -10 to +15%Dimensions of the terminal:H x W x D in mm 144 x 102 x 11
Standby consumption:1 WProtection class:IP30 according to DIN 40050. EN 60529
Display:LCDHousing material:100% recyclable ABS housing
Bus connection:each with 1 XLR plug and socket
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