Installer_manual_OEM_Vaillant_PROTO_3_GB - 06/11 - Vaillant
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Key
1 Heat pump
2 Power supply and electrical protection for the heat pump (*)
3 Power supply and electrical protection for the boiler (*)
4 boiler (*)
5 Command unit for the heat pump
6 System of control by contact (contact characteristics: I>25ma,
U=12VDC)
S1: ON/Off input controls heating, heat pump activated if contact
closed
S2: Input for heating mode, heating mode activated if contact closed
S3: Input for Normal/Eco mode, ECO mode activated if contact
closed (see chapter "specific settings")
S4: Input for Normal/Silence mode, silence mode activated if
contact closed (see chapter "specific settings")
7 Overheating safety (if underfloor heating)
8 Additional circulator (*)
8A Additional circulator commanded by a system of control by contact
8b Additional circulator commanded by the heat pump
9 buffer tank (*) (if necessary)
10 flush vent (*)
11 Shut-off valve (*)
12 Shut-off valve (*)
13 Shut-off valve (*)
14 Shut-off valve (*)
15 Pressure-gauge (if necessary) (*)
16 Anti-sludge filter (*)
17 filling valve (*)
18 Air venting
R4 Power relay for the boiler (*)
A flow heat pump circuit
b Return heat pump circuit
C Connection for filling heat pump circuit
D Return boiler circuit
E
flow boiler circuit
f
flow heating circuit
G Return heating circuit
(*) Not delivered with the appliance
Application conditions
-
Command unit used as configuration tool (see the chapter
"Appliance location"),
-
Installation with underfloor heating (< 53°C) or low-
temperature radiator (<60°C),
-
The system for managing the ambient temperature and the
rate of humidity of the heating zones is not included and is at
the choice of the installer.
geoTHERM
45/1 65/1 75/1 125/1 155/1
Minimum volume of the
installation (l)
14
21
28
42
49
Max volume of heat pump circuit,
without additional vessel, for
a water outlet temperature of
35°C (l)
65
65
65
95
95
Volume of water in the heat pump
1
1
1.2
2.3
2.3
Nominal water fl ow rate (m³/h)
0.7
1
1.2
2.1
2.5
i
For the dimensioning of the cables and the electrical
protection on the appliances, see the chapter
"Electrical connection".
b
The boiler used in back-up must be equipped with
a device limiting the water temperature at 65 ° C
(radiator) or 53 ° C (underfloor heating).
Adjusting the heat pump's command unit
•
To find out the description of each function,
see the chapter "Specific adjustment".
Menu
Name of the function
Value
factory setting
100
Type of system regulation
2
2
101
Configuration of the command unit
0
0
104
Test modes
0
0
106
Configuration of the output between terminal channels 4 and N
1
1
109
Threshold for protection against frost
0°C
0°C
112
External calibrated adjustment graphs
1 - 12
8
114
ECO heating mode
5°C
5°C
126
Configurations exterior sensor
2
2
146
Configuration for stopping the heat pump if control by S1 contact input
2
2
147
Configuration of the output between terminal channels 5 and N
1
1
148
Limit exterior temperature (T0)
-10°C
-20°C
149
Choice of display in the command unit's temperature zone
1
1
150
Exterior temperature bivalence point (T1)
(To be defined) %
0°C
151
Delays for switching on booster heating
20 minutes
20 minutes
152
Differential stop/start booster heating
5°C
5°C
153
Mode of activation hot-water demand contact S5
1
1
154
Booster heating functioning
1
1
155
Functioning of main circulator
0
1
156
Configuration of the output between terminal channels 12 and N
2
2
157
Functioning of the additional circulator
1
1
INSTALLATION
