Viessmann Vitotrol 300-E - Power Supply via Plug-in Power Supply Unit for...; Wiring Connections

17
1
2
3.
BK
RD
-
+
Fig. 6
!
Please note
Wrong or faulty core assignment can damage
the Vitotrol 300-E.
Never interchange the red and black cores.
Colour coding to IEC 60757
BN Brown (L)
BK Black
BU Blue (N)
GNYE Green/yellow (PE)
RD Red
Installation sequence
Power supply via plug-in power supply unit for… (cont.)
5839615
Installation