Viessmann Vitocal 350-A AWHI 351.A14, Инструкция по установке и обслуживанию

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Attaching the connecting cables from the control unit in the control panel
X9
230 V~
X14.6
X1
X2
< 42 V
F
B
A
C
E
D
Fig. 33
1. Remove cover
A
.
2.
Route cables B and F through the entry in the
control panel and plug in strain relief fittings.
3. Secure cover A .
4. Push the plug of connecting lead
F
(LV lead
< 42 V ) onto the 13-pin plug-in strip X9 .
5. Push the plugs of the connecting cable
B
(control
cable 230 V~ ) onto the 7-pin plug-in strip X2 and
15-pin plug-in strip X1 .
6. Affix the individual cores of connecting cable
B
(control cable 230 V~ ) to terminal X14.6 for the PE
connection.
7.
Secure connecting cables B and F with 4 cable
ties E to bracket C .
8. Bundle all cores of connecting cable
F
close to
plug
D
using cable ties. This ensures that if a fault
occurs, for example when detaching a wire, the
wires cannot drift into the adjacent voltage area.
Installation sequence
Control panel electrical connections
(cont.)
5692878
Installation