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10 Technical data
Installation manual
47
EBSH/X(B)11+16P30+50DF
Daikin Altherma 3 R ECH
₂
O
4P663483-1A – 2021.11
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
M S
2
M S
1
R1T
R T
4
R T
2
R T
7
A
B
B
e
a2
a1
h
i
k
m
f
g
g
l
l
C
B
B1PW
B L
2
3D136151
b2
d1
b1
d2
l
l
l
l
R T
5
R T
8
R3T
n
c2
c4
c3
c1
D
A
Indoor unit
B
Field installed
C
Optional
D
Refrigerant side
a1
Space heating/cooling – Water IN (screw connection, 1")
a2
Space heating/cooling – Water OUT (screw connection, 1")
b1
DHW – Cold water IN (screw connection, 1")
b2
DHW – Hot water OUT (screw connection, 1")
c1
Gas refrigerant IN (heating mode; condenser)
c2
Liquid refrigerant IN (cooling mode; evaporator)
c3
Gas refrigerant OUT (cooling mode; evaporator)
c4
Liquid refrigerant OUT (heating mode; condenser)
d1
Water IN from bivalent heat source (screw connection, 1")
d2
Water OUT to bivalent heat source (screw connection, 1")
e
Pump
f
Backup heater
g
Shut-off valve, female-female 1"
h
Expansion vessel
i
Drain valve
k
Safety valve
l
External thread 1"
m
External thread 3/4"
n
Plate heat exchanger
B2L
Flow sensor
B1PW
Space heating water pressure sensor
M1S
Tank valve
M2S
Bypass valve
R1T
Thermistor (plate heat exchanger - water OUT)
R2T
Thermistor (backup heater – water OUT)
R3T
Thermistor (Refrigerant liquid side)
R4T
Thermistor (Inlet water)
R5T, R8T
Thermistor (tank)
R7T
Thermistor (tank - water OUT)
Screw connection
Flare connection
Quick coupling
Brazed connection