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Idiomas disponibles
Idiomas disponibles
3.2.2 - Hydraulic circuit
The hydraulic scheme shows the main parts of the internal unit and a typical hydraulic circuit.
1.
System water outlet
2.
System water return
3.
Drinkable water inlet
5.
Refrigerant pipe connections
6.
Technical water filling tap
7.
Manometer
9.
Plates exchanger
10.
3-way diverter (integrated on board of the
machine on version 3W)
11.
Expansion vessels
12.
Automatic air vent
13.
Technical water circulation pump
14.
Flow diverter
15.
Electric heaters collector
• Install a sieve filter with 0,4 mm meshes on the drinkable water inlet and water return from the
system and from the domestic water reservoir pipes.
• On the drinkable water inlet, on the DHW outlet, on the outlet and return of system water, install
the shut-off valves necessary to ease maintenance operations.
11
12
15
13
10
1
EN - 24
A
19
22
5
9
5
23
14
7
16
2
12
17
16.
Safety valves (3 bar conditioning circuit,
6 bar DHW technical water circuit)
17.
Net water filters
18.
Non-return valves
19.
Flow switches
22.
T2 system water delivery temperature
probe
23.
T1 system water return temperature
probe
28.
T3 domestic boiler temperature probe
A.
Internal unit
B.
External unit
C.
System (fan coils, radiators or radiant
panels/floors)
5
B
5
6
C
17
18
3
16
11
28
Capítulos
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