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Single DC bus fuse If the total maximum continuous current on the DC bus of all drives
connected via the common DC bus does not exceed the maximum
fuse rating of a drive, a single DC bus fuse is sufficient.
L3
L2
L1
L2 L1L3
PC/- PA/+ PC/- PA/+ PC/- PA/+
PC/- PA/+
L2L1L3 L2L1L3 L2L1L3
Figure 6: Supply via the DC bus by a drive
L2L1L3 L2L1L3 L2L1L3
~
+-
PC/- PA/+ PC/- PA/+ PC/- PA/+
L3
L2
L1
Figure 7: Supply via the DC bus by a DC power supply unit
3 Engineering
LXM32
30
Common DC bus
MNA01M001EN, V1.01, 08.2014