2002 by ELTRA GmbH Germany – January 2002 – Service Manual OH 900 / ON 900 / ONH 2000
3.18-2
The transformer has two primary windings.
For 400V operation, the two windings are connected in series.
For 230V operation, the two windings must be connected in parallel the following way:
Cut the common wire ( 1 ) between the two primary coils
Join the two resulting ends to the connector ( 2 ), according to the above drawing; in
order to obtain a parallel connection of the two transformer coils.
gr/ge
rt
br
4-5-2
1
2
2
bl
br
ge
gr
gn
or
rs
rt
sw
vi
ws
blue
brown
yellow
grey
green
orange
pink
red
black
violett
white
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