44 Operation principle and hardware description
Overview of power and control connections
The logical diagram below shows the power connections and control interfaces of the
drive.
PE
L1
L2
L3
1
Option slot 1 for optional fieldbus adapter modules
2
Option slot 2 for optional I/O extension modules
3
Panel port
4
du/dt or common mode filter (optional), see
1)
Not in all frame sizes
3
1
2
PE
L1
L2
1)
L3
UDC+
R+
R-
UDC-
T1/U
T2/V
T3/W
1)
4
Common mode, du/dt and sine filters (page
M
3 ~
391).