Viessmann Vitocal 222-G User Manual page 214

Vitocal 300-A/350-A
Electrical installation scheme
2
X3.3
X3.4
X1.
X3.1
X2.N
X3.8
X1.
X3.9
X3.18
X2.1
X1.1
212.2
X1.
X2.N
212.3
X1.
X2.N
211.2
X1.
X2.N
211.4
X1.
X2.N
211.5
X1.
X2.N
211.3
224.4
X2.N
225.3
X1.
X2.N
225.2
225.1
X1.
X2.N
ID: 4605093_1304_05
A Switching module for instantaneous heating water heater
System examples
(cont.)
STB
136
18
<16A
33
A
16A
16A
16A
137
74
20
15
83
FAS
L1
N 230 V/50 Hz
100 W
M
UP A1 96
1~
50 W
M
37
ZP
1~
130 W
M
UP 6
1~
130 W
M
UPSB 5
1~
<10 W
M
87
1~
<10 W
M
88
1~
qCP
AM
L1
400 V, 50 Hz
L2
3 / N / PE
L3
N
4
OPEN
M
M2
77
1~
CLOSE
100 W
M
UP M2 76
1~
VIESMANN
7
219