Exu Cabinet Ground Connections; Internal Wiring; Fig. 56. Grounding The Exu - ABB ACS5000 User Manual

6.4.6. 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.
1
L3
L2
L1
Key:
(1) Transformer
(2) EXU

Fig. 56. Grounding the EXU

6.5. Internal wiring

For information on individual connections, see the converter hardware diagram in
"Appendix D – Wiring diagrams". Internal wiring refers to all cabling and wiring across shipping
splits, including:
– Signal cable connection
– Auxiliary power supply cable connection
– Optical fiber connections
– Arc Guard sensor cabling
Each cable has a terminal designation and is ready for connection in the upper cable ducts of
the cabinet (2, Fig. 57), except for the charging cable, which is at the base of the cabinet behind
the water pipe (4, Fig. 57).
PRODUCT
ACS5000W gen. 2
L3
L2
L1
PE
4
DOCUMENT KIND
User manual
2
L3
L2
L1
(3) Motor
(4) Ground cable
DOCUMENT ID.
3BHS799208 E01
ELECTRICAL INSTALLATION
3
L3
L2
L1
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