Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 15

System example, ID: 4605418_1202_02
2
X3.8
X1.
X3.9
212.3
X1.
X2.N
212.2
X1.
X2.N
211.5
X1.
X2.N
211.2
X1.
X2.N
211.4
X1.
X2.N
211.3
224.4
X2.N
X3.3
X3.4
2
145
1
18 83
136
137
8 KM BUS distributor
3
2 145
1 3
145 2
1
3
145 2
1
3
2
145
1
105 HK M2
N
40
L
2
74
N
20
L
N
52
2
2
1
1
145
2
Preparing for installation
(cont.)
50W
M
ZP
1~
100W
M
HK A1
1~
M
UV
1~
M
UV
1~
130W
M
UP
1~
130W
M
UV
1~
L1
400 V, 50 Hz
L2
3 / N / PE
L3
N
1
HK A1
2
1
HK M2
2
N
230 V/50 Hz
1 / N / PE
L
20
M
UP M2
1~
M
M2
1~
NTC 10 kΩ
VTS M2
37
96
89
89
6
5
4
15
91
71
76
77
73
15