Fastening And Connecting The Rdcu - ABB ACS800-U4 Hardware Manual

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Fastening and connecting the RDCU

1. Fasten a grounding rail next to the RDCU unit.
2. Fasten strain relief clamps for the control cables.
3. Press the RDCU to a DIN rail and fasten it with the screws. See
drawings
4. Connect the control panel cable.
5. Connect the fibre optic cables coming from the drive module to the RMIO board.
WARNING! Handle the fibre optic cables with care. When unplugging optic
cables, always grab the connector, not the cable itself. Do not touch the ends of
the fibres with bare hands as the fibre is extremely sensitive to dirt.
6. Connect the power supply cable coming from the drive module to the RMIO
board.
Installation
for details.
4
1
2
3
3
6
5
Dimensional
Note: The lowest pin (ExtPower)
is not in use. If the RMIO board is
powered from an external power
supply, wire it as shown here.