Swimming Pool Heating - Viessmann Vitocal 200-G Series Installation And Service Instructions Manual

Installation sequence
Electrical connection
General connection of a temperature limiter
X2.N
X1.
?
A
B
M
C
1~
Fig. 28
Connection 212.2 on main PCB
A
Or
Connection 225.1 on expansion PCB
Temperature limiter to restrict the maximum tem-
B
perature of underfloor heating circuit
Heating circuit pump A1/HC1 or M2/HC2
C
Connecting the temperature limiter, part no.
7151728, 7151729 B
X2.N
X1.
?
A
B
M
C
1~
Fig. 29
Connection 212.2 on main PCB
A
Or
Connection 225.1 on expansion PCB
Temperature limiter to restrict the maximum tem-
B
perature of underfloor heating circuit
Heating circuit pump A1/HC1 or M2/HC2
C

Swimming pool heating

Note
Swimming pool heating is controlled via EA1 exten-
■
sion with KM-BUS.
■ Make connections to EA1 extension only in accord-
ance with Fig. 31.
■ A filter circuit pump cannot be controlled via the heat
pump control unit.
40
(cont.)
B
sÖ
Connecting the temperature limiter, part no.
7151728, 7151729 B to the mixer extension kit
A
N
?
sÖ
B
sÖ
M
C
1~
Fig. 30
A Plug sÖ : Connect to extension kit.
Temperature limiter to restrict the maximum tem-
B
perature of underfloor heating circuit
Heating circuit pump M3/HC3
C