3BHS212794 E01 REV M ACS6000 USER MANUAL 131/278
06 ELECTRICAL INSTALLATION
6.3.4 EXU cabinet ground connections
It is important that the EXU is properly grounded to maintain safety and
to ensure smooth functioning of the equipment.
• Connect the ground to the ground system of the installation site
and to the ground busbar inside the EXU.
• Cross-section of the ground cable and the ground connection must
be in compliance with local regulations.
• Ground the outer cable screen at both ends of a cable.
• At the EXU, ground the cable screen via the conductive sleeve of the
entry plate.
Figure 6-4 Grounding the EXU
6.4 Internal wiring
This section applies to a drive that is delivered as multiple transport units.
Cables for internal wiring are delivered separately. The pre-assembled
cables are fitted with terminal identifications at each end.
All necessary data for each individual connection are specified on the
“Converter hardware diagram” and the Wiring list in “Appendix D –
Wiring diagrams”.
The data provide information on:
• Cable identification
• Cable type
• Cross-sectional area
• Location of terminals
(1) Transformer
(2) EXU
(3) Motor
(4) Ground cable
L1
L2
L3
L1
L2
L3
L1
L2
L3
L1
L2
L3
PE
1
2 3
4
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