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Connecting the control cables
￭
Default I/O connection diagrams
144 Electrical installation
See
Control units of the
Connection procedure
￭
Connection procedure
Note: The instructions below are based on an example cabinet construction. They are
Note:
applicable to all possible solutions but only clarify the principles.
The instructions below are based on an example cabinet construction. They are not applicable
Note: The I/O of the supply unit is mostly reserved for the internal use.
to all possible solutions but only clarify the principles.
The following procedure instructs how to connect the control cables of a supply unit. In
Note:
example, the power cables are routed to the cabinet through the bottom. Note that the
The I/O of the supply/rectifier unit is mostly reserved for the internal use.
figures in the procedure are examples.
The following procedure instructs how to connect the control cables. In the example, the
power cables are routed to the cabinet through the bottom. Note that the figures in the
procedure are examples.
1. Stop the drive and do the steps in section
(3AUA0000102301 [English]). If you ignore them, physical injury or death, or damage t
you start the work.
the equipment can occur.
2. Open the cubicle door.
3. Remove the shrouds (if any) from the cubicle.
1. Repeat the steps described in section
4. Run the cables into the inside of the cabinet through a cable gland or grommet.
2. Open the cubicle door.
•
360° grounding of the cable shield is recommended to suppress interference. In
3. Remove the shrouds (if any) from the cubicle.
case a grounding cable gland is available, remove the outer jacket of the cable
where it passes through the cable gland.
4. Run the cables into the inside of the cabinet through EMI conductive cushions.
•
Seal the cable with a grommet.
•
Run the cables between the cushions. Strip the cable at this location to enable
proper connection of the bare shield and the cushions. Tighten the cushions firm
Note:
onto the cable shields.
Note that the figure is an example of a control cable lead-through that has to be
acquired by the customer.
•
Seal the cable with a grommet.
5. Run the cables to the appropriate terminals. Wherever possible:
5. Run the cables to the appropriate terminals. Wherever possible:
•
Use the existing cable trunking in the cabinet.
•
Use the existing cable trunking in the cabinet.
•
Use sleeving wherever the cables are laid against sharp edges.
•
Use sleeving wherever the cables are laid against sharp edges.
•
Tie the cables to provide strain relief.
•
Tie the cables to provide strain relief.
6. Cut the cables to suitable length. Strip the cables and conductors.
7. Twist the cable shields into bundles and connect them to the ground terminal neare
to the terminal block. Keep the unshielded portion of the cables as short as possib
drive.
WARNING! Repeat the steps described in section
precautions
on page 114. The complete safety instructions are given
Safety instructions for ACS880 multidrive cabinets and modules
Electrical safety precautions (page 112)
Electrical installation 141
Electrical safety precautions
figure is an example of a control cabl
that has to be acquired by the
Electrical safety
before
on page 114.
11
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