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 Shut-off valve (*)
7 Overheating safety (if underfloor heating)
8 Additional circulator (*)
9 buffer tank (*) (if necessary)
10 flush vent (*)
11 Pressure-gauge (if necessary) (*)
12 Anti-sludge filter (*)
13 filling valve (*)
14 Air venting
R5 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 room thermostat (see the chapter
"Appliance location"),
-
Installation with underfloor heating (< 53°C) or low-
temperature radiator (<60°C),
-
A single zone for regulating heating.
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
4
2
101
Configuration of the command unit
1
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
126
Configurations exterior sensor
2
2
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) °C
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
158
Differential on the temperature setting from the ambient air
0.3°C
0.3°C
INSTALLATION