ABB ACS6080, User Manual

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3BHS842007 E01 REV C ACS6080 USER MANUAL 123/238
06 ELECTRICAL INSTALLATION
6.3 Grounding the drive system
To identify the ground buses, see “Appendix C – Mechanical drawings”.
6.3.1 Grounding diagrams
Figure 6-2 Grounding the input side (A) and output side (B) of the drive system
(1) Transformer or busbar
(2) System ground
(3) Cable shield
(4) Cable armor
(5) Equipotential bonding conductor
(6) Ground cable (7) TEU
(8) ARU
(9) Transformer
(10) LSU
(11) INU
(12) Motor
= =
L1 L2 L3
PE U1 V1 W1
PG PE
=
1 2 3 1 2 3 1 2 3
1 2 3 1 2 3 1 2 3
1 2
L1 L2 L3 PE
3 1 2 3 1 2 3
1 2 3 1 2 3 1 2 3
L1 L2 L3
PG PE
L1 L2 L3 2L1 2L2 2L3
PG PE
U1 V1 W1 PE U2 V2 W2
1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
A
B
1
2
3
4
5