Danfoss DHP-AT, Installation Manual

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1.3 Symbols on decals
The following symbols can be found on different parts of the heat pump. Which symbols used depends on the heat pump model.
Warning symbols
!
Warning, danger!
Warning, hazardous electrical voltage!
1.4 Terminology
Term Meaning
Heating system/Heat
transfer fluid circuit
The circuit that generates heat to the property or to the domestic hot water tank.
Supply line The supply line in the heating system with flow direction from the heat pump to radiators/under floor
heating or domestic hot water tank.
Return line The return line in the heating system with flow direction from radiators/under floor heating or domestic
hot water tank back to the heat pump.
Circulation pump Circulation pump for the heating system.
Refrigerant circuit The energy carrying circuit between the outdoor air and heating system.
Refrigerant The gas/liquid that circulates in the refrigerant circuit.
Domestic hot water Domestic hot water is the water that you use around the house or office for everyday use, like showers,
cleaning, laundry or dishes.
Buffer tank Buffer tank is installed for equalisation of the temperature for the heating system and to guarantee suffi-
cient energy when defrosting.
Installation Guide DHP-AT
Danfoss Heating Solutions VMGFI302
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