Viessmann Vitocal 300-G Installation And Service Instructions Manual page 47

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System example 1, ID: 4605350_1008_01
4
F6
F0
Control unit power supply
A
X3.18
L1
X2.1
N
X1.1
A Mains terminals on the cross con-
nect PCB
Required parameter setting
Set the required parameters during com-
missioning; see from page 108.
PT500
Ni500
Compressor power supply
1 / N / PE
230 V, 50 Hz
Preparing for installation
(cont.)
STS
21
ATS
10
L1
L2
3 / PE
400 V, 50 Hz
L3
PE
47

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