ABB i-bus® KNX
PLANNING AND APPLICATION
Note
The basic load is activated for all stages, but it applies only to the active operating mode (
Heating
or
Cooling
). The basic load remains active during the operating mode change.
The basic load is set individually for each stage in the corresponding parameter windows → Parameter
Min. control value (basic load)
12.2.8
Heating/cooling circuit
A heating/cooling circuit is used to supply the rooms connected with warm or cold water for heating or
cooling. The temperature in the heating/cooling circuit (supply flow temperature) can be adjusted de-
pending on the requirements in the rooms.
9AKK107992A2258
Fig. 27: Heating/cooling circuit
A heating/cooling circuit consists of the following components:
• Supply flow (from the distributor to the load)
• Loads (e.g. radiators in the room)
• Return flow (from the load to the manifold)
Product manual | EN-US | VC/S 4.x.1 | 2CDC508220D0211 Rev. B
179
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