8
|
Piping installation
Installer reference guide
101
ERRA08~12E + EL23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
M2
a
a
a
M3
M1
M2
a
a
a
M3
M1
b
c
c
c
c
a
Individual room thermostat (option)
b
Differential pressure bypass valve (delivered as accessory)
c
Shut-off valve (delivered as accessory)
M1...3
Individual motorised valve to control each loop (field supply)
Maximum water volume
Use the following graph to determine the maximum water volume for the
calculated pre-pressure.
0.3
0.5
1
1.5
2
2.4
50
20
100
150
200
250
290
a
b
a
Pre-pressure (bar)
b
Maximum water volume (l)
Example: Maximum water volume and expansion vessel pre-pressure
