09/01 AWB8230-1412GB
Electrical connection
27
Figure 18: Power connection, example with 400 V
a Network configuration, mains voltage, mains frequency
interaction with p.f. compensation systems
b Fuses and cable cross-sections
c Protection of persons and domestic animals with residual-current
protective devices
d Mains contactor
e Mains choke, radio interference filter, line filter
f Mounting, installation
power connection
EMC measures
example of circuits
g Motor filter
dv/dt filter
sinusoidal filter
h Motor cables, cable length
i Motor connection
parallel operation of multiple motors on an single frequency inverter
j Braking resistors, braking units
DC link coupling
DC supply
c
b
a
L1
3 h 400 V, 50/60 Hz
L2
L3
PE
e
d
g
j
i
h
f
FI
T1 T2 PE
L1 L2
PE
U
VW
L5
L3 PE
+UG
DC+ DC–
K14 K12 K11
–UG
DE4-BM4...
M
3
i
˜
i
PES
PES
PES
PES
#
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