Hydraulic Connection Diagram; Low-Temperature Heating - Helios KWL HB 250 EH Installation And Operating Instructions Manual

Installation and Operating Instructions
17.5 HYDRAULIC
CONNECTION DIAGRAM
Supply/return line 55/45 °C
Vorlauf/Rücklauf 55/45 °C

17.6 LOW-TEMPERATURE HEATING

KWL Hygrobox KWL HB.. EH/WW
Lufteintritt
Air inlet
Min. supply line temperature +30 °C! In
case of low temperature heating, an ad-
ditional auxiliary heater battery must be
installed at the air outlet downstream of
the air humidification unit (see figure). In
case of supply line temperatures below
36 °C, and very cold outdoor temperatu-
*
Attention: The aux. heater battery must
only be mounted in this position*, so that
easy access for the potential repla-
cement of a UVC pipe is ensured for
maintenance purposes.
30
Return line
Rücklauf
Supply line
Vorlauf
res, or an outlet temperature below 19
°C at the internal sensor, the humidi-
fication output will reduce as too little
evaporation energy is available.
Water aux. heater battery
Wasser-Nachheizregister
EN
Heiz-
Heating
system
system