69
Overview of electrical connections
52
20
40A
40
20
40A
40
2
145
145
17
S1
F1
Fig. 40
S1 Rotary switch
F1 Fuse
230 V~ plugs
sÖ
Pump
fÖ
Power supply 230 V/50 Hz
fÖ
A Power supply for accessories
gS
Mixer motor
Note
Pay attention to DHW sensor connections. Part num-
ber of the temperature sensor required for plug
aJ
:
See pricelist.
Sensor connections for one heating circuit:
?
Flow temperature sensor
Sensor connections for DHW heating:
?
DHW return temperature sensor (extension kit
standard delivery)
aJ
Cylinder temperature sensor
Required settings
2 3 4
5
6
10
9 8 7
A
Fig. 41
A
Rotary selector S1 extension kit
Quantity
Settings on the extension kit
HC
WW 1
2
3
0
1
1 (DHW)
-
-
1
0
1 (HC)
-
-
1
1
1 (HC)
3 (DHW)
-
2
0
1 (HC)
3 (HC)
-
2
1
1 (HC)
3 (HC)
5 (DHW)
3
0
1 (HC)
3 (HC)
5 (HC)
Maintenance
Extension kit for heating circuit with mixer
5777 985 GB
Maintenance