13
Pipe installation
General
Pipe installation must be carried out in accordance with current
norms and directives.
A following table shows plumbing necessary for each product.
Refrigerant
Plumbing
HSB
Necessary
Necessary
PT
ᅀ
Necessary
RC-HY
ᅀ
ᅀ
This heat pump system is designed for low or medium
temperature heating system. It is recommended water
temperature must not exceed 55°C on supply and 45°C on
return at lowest design outdoor temperature (DOT) though
indoor unit can operate with a return temperature of up to 65°C
and an outgoing temperature from the unit of 65°C.
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installed outside the heat pump to facilitate any future
servicing.
Indoor unit can be connected to the radiator system, floor
heating system and/or fan convectors.
Safety valve is not equipped with in indoor unit. Make sure to
install safety valve in the circuit.
FDCW60-W
AA25
P
HSB60-W
BP4
BT3
BT15
BT12
XL14
XL13
XL1
XL2
PT300
Pipe installation
Installation diagram
Outdoor unit provides heat for space heating and domestic hot water using free energy in the outdoor air within the range of low
temperature up to -20°C. The system is controlled by RC-HY20 or RC-HY40 control unit.
HSB60-W
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circulation pump to make a complete heating system. In case domestic hot water is required, 3 way valve and tank is also necessary.
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