AM, EM, AQ, BA, ASW - IOM
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5.5.3 AM MINI, EM Multi-circuit Heating System - Switchable Heating of 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 also
provided by a 3-way switching valve. Regarding the type of DHW tank, follow instructions in
Chapter “Preparation of Domestic Hot Water”.
Warning: non-direct heating boiler for DHW
cannot be used !!!
venting valves
tap watet inlet / DHW outlet
pump HC
pump
HC*
desuperheater
pump group
solar
pump
3 way
group
valve
filterball
safety valve DN25/2.5bar
mixing HC
expansion vessel
tank in tank DHW vessel
heating system buffer with integrated manifold
* it could be used for towel radiators
AM MIN/EM machinery room for multi-circuit heating system with switchable heating of DHW