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8 Technical data
Installation manual
23
08S23DAV
Daikin Altherma – Low temperature split
4P499571-1D – 2018.11
8
Technical data
A
subset
of the latest technical data is available on the regional Daikin website (publicly accessible). The
full set
of latest technical data is
available on the Daikin Business Portal (authentication required).
8.1
Piping diagram: Indoor unit
3D111712
B1PW
M3S
B2PR
R3T
R8T
R1T
R5T
R4T
A
C
C
l
a2
a1
b2
b1
f
f
f
g
e
h
k
k
k
i
j
m
j
d1
c2
d2
c1
B
A
Water side
B
Refrigerant side
C
Field installed
a1
Space heating water IN
a2
Space heating water OUT
b1
Domestic hot water: cold water IN
b2
Domestic hot water: hot water OUT
c1
Gas refrigerant IN (heating mode; condenser)
c2
Liquid refrigerant OUT (heating mode; condenser)
d1
Liquid refrigerant IN (cooling mode; evaporator)
d2
Gas refrigerant OUT (cooling mode; evaporator)
e
Plate heat exchanger
f
Shut-off valve for service (if equipped)
g
Expansion vessel
h
Magnetic filter/dirt separator
i
Safety valve
j
Air purge
k
Drain valve
l
Pump
m
Flow sensor
B1PW
Space heating water pressure sensor
B2PR
Refrigerant pressure sensor
M3S
3-way valve (space heating/domestic hot water)
R1T
Thermistor (heat exchanger – water OUT)
R3T
Thermistor (liquid refrigerant)
R4T
Thermistor (heat exchanger – water IN)
R5T, R8T
Thermistor (tank)
Screw connection
Flare connection
Quick coupling
Brazed connection