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40 Electrical installation
The diagram also shows the internal connections of the brake chopper module cubicle
done by ABB.
Connection procedure of the resistor cables
￭
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur. If you are not a qualified
electrical professional, do not do installation, commissioning or
maintenance work.
Removing shrouds
1.
Stop the drive and do the steps in section Electrical safety precautions before
you start the work.
2.
Open the door of the incoming cubicle.
3.
Remove the shrouding and assembly plates covering the input terminals.
Connecting the cables
This section describes the power cable connecting procedure for a bottom cable entry
with the standard cable entry plate. The standard cable entry plate has conductive
sleeves for the 360 degree grounding of the cable shields. If the drive or unit has
another type of cable entry plate, such as a Roxtec cable entry plate (option +H394),
or cable gland plate (option +H358), refer also to the instruction of the related non-ABB
installation accessories. For example, refer to the Roxtec instructions or the instructions
by the cable gland manufacturer.
1.
IP54 cabinet: Remove the rear horizontal cable support bracket and the cable entry
plate.
2.
IP54 cabinet: Remove a sealing grommet from the cable entry plate for each cable.
Cut hole into the rubber grommet and slide it onto the cable.
1
3.
Lead the cables inside the cabinet through the cable entry plate. If there are several
cables, use the rear 3 holes first.
IP54 cabinet: Attach the sealing grommets to the cable entry plate. Attach also
the cable entry plate, and the cable support bracket.
2
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