Viessmann BWT 241.A Series, Installation And Service Instructions Manual

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11
Setting system scheme 6
■ Vitocal 242-G with integral DHW cyl-
inder and Vitotronic 200, type WO1B
■ Heating circuit distributor with one
heating circuit without mixer and one
heating circuit with mixer
■ Heating water buffer cylinder
■ Solar thermal system
Note
This scheme is a basic example without
shut-off valves or safety equipment. This
does not replace the need for local engi-
neering.
Hydraulic installation scheme
43
42
44
45
P1
21
20
22
27
49
KW
WW
--2/X3.8;3.9--
37
--2/212.3--
4
1
12
13
3
2
P1
--X3.8;3.9--
--212.4--
--212.3--
--230V
--
--F0-- --F13-- -KM BUS-
--2/F0--
--2/F21--
----2/212.4--
61
62
96
90
91 71
70
73
74
76
77
60
--2/F4--
--2/F13--
--2/212.2--
75
--20-- --52--
--230V
--
--2--
-KM BUS-
--75/2--
--75/20--
--74/20--
--75/52--
--F4-- --F21--
--212.2--
8
--145-- --145--
-8/145- -8/145-
--145--
A1
M2
41
-2/212.4-
Preparing for installation
System example, ID: 4605091_1102_03
5601 598 GB
Installation