Viessmann Vitocal 222-G User Manual page 23
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Also See for Vitocal 222-G:
- Installation and service instructions manual (132 pages) ,
- Technical manual (92 pages) ,
- Installation and service instructions for contractors (92 pages)
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Vitocal 222-G/242-G/333-G/333-G NC/343-G
Electrical installation scheme
2
X3.9
X1.
X3.8
X3.18
X2.1
X1.1
2
212.2
X1.
X2.N
212.3
X1.
X2.N
211.3
X2.N
2
3
F0
2
1
F4
2
145
1
LON
98
rU
SM1
L
40
N
N
24
L
N
22
L
2
PWM
1
4
10
3
2
7
1
4
6
3
2
5
1
2
145
1
ID: 4605091_1304_05
Note
Instantaneous heating water heater 4 is prefitted and wired.
VIESMANN
28
136
A
67
NTC 10 kΩ
ATS
NTC 10 kΩ
PTS
61
121 / 122 / 123
230 V, 50 Hz
M
rE
UP
1~
rQ
STB
rR
KOL
rI
SOL
(cont.)
<16A
B
16A
137
8
KM BUS distributor
3
3
145
2
1
3
145
2
1
3
145
2
1
3
145
2
1
uT
HC M2
N
40
L
2
74
N
20
L
N
52
2
2
1
4
145
3
2
145
1
230 V; 0.5 A 21
L1
230 V/50 Hz
N
100 W
M
UP A1
96
1~
50 W
M
ZP
37
1~
L1
400 V, 50 Hz
L2
3 / N / PE
L3
N
4
2
HC A1
71 91
/
/
95
1
99 /
120
230 V, 50 Hz
20
M
UP M2
76
1~
M
M2
77
1~
NTC
73
VTS M2
System examples
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