AM, EM, AQ, BA, ASW - IOM
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5.6.2 BoxAir and BoxAir Inverter multi-circuit system with DHW
Universal scheme for multi-circuit heating systems with accumulation vessel. Local regulation
can be applied here for 100% of heating output. The volume of the accumulation vessel is
determined for 15 l/kW of heating output of the heat pump for A7W35. Heating of DHW is
provided by a 3 way valve. Regarding the type of DHW tank follow instructions in Chapter
“Preparation of Domestic Hot Water“.
venting valves
tap water inlet / DHW outlet
pump HC
pump
HC*
solar
pump
3 way
group
valve DHW
safety valve DN25/2.5bar
flexible fittings
filterball
mixing HC
expansion vessel
tank in tank DHW vessel
heating system buffer with integrated manifold
* it could be used for towel radiators
BoxAir / BoxAir Inverter machinery room for multiplecircuits and DHW