Viessmann Vitocal 300-G Installation And Service Instructions Manual page 31

Primary circuit, type WW 301.A + BWS 301.A...
Well pump on-site connection 400 V
2
211.1
X1.
X2.N
X2.N
Connecting the sensors and limiters
2
X3.3
X1.
X3.4
X3.8
X1.
X3.9
F2
F3
224.2
200 W
M
UP
1~
12
13
Preparing for installation
(cont.)
L1 L2 L3
M
UP
3~
230 V; 2 mA
230 V; 0.15 A
230 v; 0.15 A
PT500
PT500
26
23
21
19
16
17
31