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Connecting input power cables - cable entry in 100 kA
input cubicle (option +F274)
Connection diagram
￭
1
100 kA input cubicle
2
Incoming cubicle
Note: This diagram shows the installation with shielded single core cables. The shields are grounded
at both ends and they operate as the PE conductors of the drive. Make sure that the shields meet the
conductivity requirement for the drive protective earth conductor. If that is not the case, install separate
PE cabling. For the conductivity requirements, refer to
modules electrical planning (3AXD50000048634
Connection procedure
￭
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.
Do the steps in section
work.
Removing shrouds and beams in front of the input cable terminals
1.
Open the door of the 100 kA input cubicle.
2.
Remove the shrouding and assembly plates covering the input terminals.
3.
Remove the beams in front of the input power cable terminals.
[English]).
Electrical safety precautions (page 43)
Electrical installation 57
1
2
PE
ACS880 liquid-cooled multidrives cabinets and
before you start the
11
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