7
Subject to change without notice | 83057200dUK – Translation of the original operating manual | ait-deutschland GmbH
5 Evaporator
6 Heat source circulation pump
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NOTE
The hose connectors are not part of the
scope of delivery with all KFE ball valves.
Control unit
1 Control panel
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Underside of the control panel
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3 LIN bus cable connection to the heat pump
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3.2 Accessories
The following accessories are available for the unit
through the manufacturer's local partner:
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if the control is mounted on the wall
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Changeover valve, domestic hot water
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Room thermostat for switching the cooling
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Dew point monitor for protecting a system with
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Expansion board for automatic changeover
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limiting the output of the electric heating element
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cooling function
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3.3 Function
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energy for this process is environmental heat and
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borehole heat exchanger or groundwater via
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to rise and therefore the temperature too. The
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Here the high temperature is discharged to the heating
water and is used in the heating circuit. The liquid
refrigerant with high pressure and high temperature
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temperature drop and the process begins again.
Due to the integrated changeover valve and the
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heated heating water can be used for charging the
domestic hot water or for heating the building. The
temperatures required and use are controlled by the
heat pump controller. Reheating, drying out screed or
increasing the domestic hot water temperature can
be carried out using the integrated electric heating
element, which is activated by the heat pump controller
as and when necessary.
