Terminology - Danfoss DHP-A Service Instructions Manual

Electrical components
Component, normal
Outdoor unit
3
Outdoor sensor
50
Hot water sensor
54
Sensor hot-water top
55
Flow guard
71
1.4

Terminology

Table 1. Terminology
Term
Heating system/Heat transfer fluid
circuit
Supply line
Return line
Circulation pump
Refrigerant circuit
Refrigerant
Brine circuit
Brine
Temperature and pressure relief valve
Outdoor unit
Water heater
Meaning
The circuit that generates heat to the property or to the water heater.
The heating system's supply line with flow direction from the heat pump to radiators/
under floor heating or water heater.
The heating system's return line with flow direction from radiators/under floor heating
or water heater to the heat pump.
Circulation pump for heating system or brine circuit.
The energy carrying circuit between the outdoor air and heating system.
The gas/liquid that circulates in the refrigerant circuit.
The circuit that transports energy to or from the heat source.
The fluid that circulates in the brine system.
Component, accessory
Drip tray
353
Shunt valve
362
Room sensor
406
EVU
408
Defrost sensor
417
Service instructions VMGFC302 – 5