26
EN
Cod. 3542B230 - Rev. 00 - 02/2022
OMNIA S HYBRID H 3.2
6. EXAMPLE OF SYSTEM LAYOUT
> KEY
6
W
ater drain V
alve (not supplied)
7
W
ater fill V
alve (not supplied)
10
Plant outlet
11
Plant inlet
12
Hydraulic separator and booster pump (not supplied), assess the
need to install in the event of high water load losses
in the system.
13
DHW boiler (not supplied)
13.1
Electrical Heater DHW boiler (not supplied)
14
Plant water inertial tank (not supplied)
17
Check valve (not supplied)
18
Bypass valve (not supplied)
21
DHW Expansion V
essel (not supplied)
22
DHW safety valve (not supplied)
23
Thermostatic mixing valve(not supplied)
33
System expansion vessel (not supplied)
37
Solar circuit expansion vessel (not supplied)
209
DHW outlet
210
DHW inlet
FCU 1 ... n
Fan coil units: they can be used for cooling only with
heating without radiant floor or for cooling and
or for cooling and heating without radiant floor
FHL
1...n
Radiant floor / radiator only heating in zones
G
Gas Line
L
Liquid Line
P_o
External pump (not supplied), assess the need to
install based on the system water load loss,
controlled by the heat pump.
P_s
Solar circuit water pump (not supplied)
SV2
Three-way valve for heating / cooling zone (not supplied)
T1_c -
Tn_c
Cooling request room thermostat (not supplied)
T1_h -
Tn_h
Heating request room thermostat (not supplied)
T5
DHW heater water temperature sensor
Ts
Temperature probe for solar panel (accessory)
TWR
Heated towel rail integration in bathroom: if connected to the heating
system, it must be integrated with an electric heating element
(R) controlled by the command (C) which simultaneously closes the
valve (M); if not connected to the heating system, only the
electrical heating element (R) controlled by the command (C) is sup
-
plie
d
UI
Internal unit
UE
External unit
- - - -
Electrical connections
Ts
FCU1
FHL1
FHLn
Mn
M1
.......
.......
FCUn
M
13
T5
18
18
C
Mn
14
21
23
SV2
M
R
TW
R
M1
T1_
c
T1_
h
Tn_c
Tn_h
13.
1
Ps
22
17
6
7
33
37
12
29
12
UE
UI
10
G
L
21
0
11
20
9
25
°C
45
°C