Electrical installation
72
Settings of the cooling fan transformer
The voltage transformer of the cooling fan is located at the top right-hand corner of
the drive module. Remove the front cover for adjusting the settings and replace the
cover after setting.
Installation of optional modules
The optional module (such as a fieldbus adapter, an I/O extension module and the
pulse encoder interface) is inserted in the optional module slot of the RMIO board in
the RDCU unit and fixed with two screws. See the appropriate optional module
manual for the cable connections.
Cabling of I/O and fieldbus modules
Set according to the supply voltage:
380 V, 400 V, 415 V, 440 V, 480 V or 500 V; or
525 V, 575 V, 600 V, 660 V or 690 V.
Set to 220 V if the supply frequency is 60 Hz.
Set to 230 V if the supply frequency is 50 Hz.
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