10 Technical data
Installation manual
40
EBBH/X11+16DF
Daikin Altherma 3 R W
4P643600-1B – 2021.10
10
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).
10.1
Piping diagram: Indoor unit
A
C
e
e
C
g
j
h
l
a2
a1
i
k
f
d
i
c1
b2
c2
b1
B
j
3D113750
R2T
R4T
B1PW
EBBH*
EBBX*
B1PW
B2L
R1T
R3T
A
Water side
B1PW
Space heating water pressure sensor
B
Refrigerant side
B2L
Flow sensor
C
Field installed
a1
Space heating/cooling – Water IN (screw connection, 1")
Thermistors:
a2
Space heating/cooling – Water OUT (screw connection, 1")
R1T
Heat exchanger – Water OUT
b1
Gas refrigerant IN (heating mode; condenser)
R2T
Backup heater – Water OUT
b2
Liquid refrigerant OUT (heating mode; condenser)
R3T
Liquid refrigerant
c1
Liquid refrigerant IN (cooling mode; evaporator)
R4T
Heat exchanger – Water IN
c2
Gas refrigerant OUT (cooling mode; evaporator)
d
Plate heat exchanger
Connections:
e
Shut-off valve for service
Screw connection
f
Expansion vessel
Flare connection
g
Magnetic filter/dirt separator
Quick coupling
h
Safety valve
Brazed connection
i
Automatic air purge
j
Drain valve
k
Backup heater
l
Pump
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