7.2 Guide to electrical installation
The following notes help to carry out the electrical installation. The installation procedure is described
as an example. A different procedure may be appropriate or necessary, depending on the application of
the equipment.
Connectors and cables
Select cables according to the specification of each connector in chapter 7.
Grounding
For EMC-compliant grounding refer to chapter 7.4.2.
Make sure there are two protective earth connections.
Ground the mounting plate, motor housing and the GND of the control system.
Wiring and shielding
NOTE: Route power leads and control cables separately.
Connect the protective earth (PE) to the dedicated screws!
Wire the STO contacts as discussed in chapter 7.6.
Connect the digital inputs and outputs.
Connect the auxiliary Supply for the digital outputs.
Connect the feedback device (encoder) and its shielding.
Connect the motor cable and its shielding at both ends.
Make sure the length is within the EMC specification in chapter 5.2.3.
Connect motor-holding brake if needed and its auxiliary supply, connect shielding at both ends.
Connect the DC-Bus to the Power supply. Make sure the DC-Bus connection to the power supply is
as short as possible.
Connect the field bus (Tria-Link or EtherCAT).
Final check
Final check of the wiring against the wiring diagrams that have been used.
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