Electrical Installation Scheme - Viessmann Vitocal 222-G User Manual

Vitocal 300-G/350-G

Electrical installation scheme

2
X3.9
X1.
X3.8
211.1
X1.
X2.N
211.2
X1.
X2.N
211.4
X1.
X2.N
212.3
X1.
X2.N
211.3
224.4
X2.N
2
F0
4
F6
2
145
1
LON
98
11
KM BUS distributor
3
145 2
1
3
145
2
1
3
145 2
1
ID: 4605353_1304_03
A Plug aCH is connected to the cable harness
B Switching module for instantaneous heating water heater
VIESMANN
98
(cont.)
94
136 A
Ni500
ATS 3
PT500
STS 32
121 / 122 / 123 / 124 / 125
2
HC A1 91
1
99 / 120
20
B
16A
137
230 V; 0.5 A 21
200 W
M
PUP 5
1~
130 W
M
SUP 6
1~
130 W
M
UPSB 7
1~
50 W
M
37
ZP
1~
L1
L2
400 V, 50 Hz
L3
3 / N / PE
N
4
System examples