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5. Repair
5.1 Setting the mains voltage on the
power pack / power supply unit
for the RTM 430
Before operating the power supply unit, please check that the voltage set on the power
pack / power supply unit corresponds to the lighting-circuit mains voltage. Readjust if
necessary.
Electric-shock hazard!
Only authorized servicing technicians may set the mains voltage on the power
supply unit! The power pack / power supply unit must have been disconnected
from the mains power supply before doing this!
– Remove the housing cover.
– Attach the connecting leads on the transformer to the correct voltage input on the
transformer (see illustration).
Possible settings:
230 V (factory setting)
250 V, 100 V, 110 V, 127 V
– Replace the mains fuse by the supplied fuse (4 A, slow-blow).
– Close the housing cover.
– Conduct the safety test as specified by local regulations (e.g. in accordance with VDE
in Germany).
Mains voltage Transformer connection
230 V 110 V - 15 % + 15% 0 V
230 V X X
250 V X X
127 V X X
110 V X X
100 V X X
! The adhesive label specifying the voltage must be replaced if the mains voltage
setting is adjusted. The adhesive label is enclosed with the RTM 430.
230 V
110 V
-15%
0 V
+15%
459591Ha