Ferroli OMNIA S HYBRID H 3.2 Installation, Use & Maintenance Manual page 45

Indoor wall unit for split reversible hybrid heat pumps which can be combined with an outdoor dhw heater
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OMNIA S HYBRID H 3.2
Ref.
Port
Code
1
2
3
4
5
AND
22
CN30
6
7
Q
8
AND
9
H1
10
H2
26
R2
30
R1
31
DFT2
32
DFT1
23
CN7
25
HT
29
N
27
AHS1
28
AHS2
1
SL1
2
SL2
3
H
4
C
15
L1
5
1ON
6
1OFF
16
N
7
2ON
8
2OFF
17
N
9
P_c
21
N
24
CN11
10
P_o
22
N
11
P_s
23
N
12
P_d
24
N
13
TBH
16
N
14
IBH1
17
N
18
N
19
3ON
20
3OFF
25
CN2
TBH_FB
26
CN1
IBH1/2_FB
IBH1
27
CN22
IBH2
TBH
28
CN41
HEAT8
29
CN40
HEAT7
30
CN42
HEAT6
31
CN29
HEAT5
NOTES:
*:
Do not use
A:
With accessory Temperature Probe. All these temp. probes can be used or not as a function of the type of the plant served by the unit.
B:
Internal connections, it means that these terminals are used for the management of the indoor unit.
1:
Dry contact without voltage.
2:
Port provide 220-240VAC voltage. If the current of load is <0.2A, load can connect to the port directly. If the current of load is >=0.2A, the AC contactor is required to supply for the load.
Current
Maximum working current (A)
Cable section (mm2)
A
B
X
Reserved
Y
P
Reserved
Reserved
Compressor operation (the contact is closed when the compressor is operating)
Defrost run (the contact is closed when the defrost is enabled)
Reserved
Gas boiler (the contact is closed when the gas boiler is requested) *
Reserved
Room thermostat inlet (high voltage)
SV1 (3-way diverter valve) system / DHW
SV2 (3-way valve) heat/cool
Zone 2 pump
External circulation pump / zone 1 pump
Solar panel pump
DHW recirculation pump
DHW electric boiler heating element
Indoor reserve system electric heater 1 *
SV3 mixer valve (3-way valve zone 2)
Port for automatic circulator switch of TBH (shortcircuited by default)
Port for automatic circulator switch of IBH (shortcircuited by default)
Control port for indoor reserve system electric heater 1
Reserved
Control port for electric resistance DHW heater
Reserved
Reserved
Reserved
Reserved
220-240VAC
0.2
0.75
Cod. 3542B230 - Rev. 00 - 02/2022
Description
NOTE
/
/
/
1
1
2
1
/
2
B
2
2
2
2
2
2
B
2
/
/
/
/
/
/
/
/
/
45
EN

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