Connection Diagram Of A Four-Conductor System - ABB PVS800-57B Maintenance Manual

42 Electrical installation

Connection diagram of a four-conductor system


Arrange the cables as shown to get a current distribution that is as equal as possible.
L1
L2 L3 PE
Connect single-core cables without concentric protective shielding (armor) as shown.
Inverter
L1
=
L2
~
L3
PE
WARNING! Ground all conductive cable supports, cable clamps and individual
conductive items close to cables, such as cable trays.
L2 L3
PE
L3 L1 PE L1 L2
Transformer
L1
L2
L3
PE
PE