Siemens SINAMICS G130 Operating Instructions Manual page 18

Electrical installation
Connection
When connecting the motor reactor, you must take into account the following conditions to
ensure that it functions correctly:
● With analog control cables, connecting the shield at both ends can result in coupled-in
● Control cables must be routed separately from power cables. Power cables are motor
● You must use shielded motor cables. The shield for the motor cable must be attached to
● The ground wire for the motor must be fed directly back to the Power Module.
Connection overview
Figure 4-1
16
noise. To prevent this, the shield must only be connected at one end on the Power
Module.
cables or connecting cables from the DC link of the Power Module (terminals
DCPA/DCNA) to other components (e.g., Braking Module). In particular, you must ensure
that control cables and power cables are not routed in parallel in a joint cable raceway,
even if all the cables are shielded.
the shield plate and motor housing.
U1
V1
W1
PE1
Connecting the motor reactor and Power Module
1U1 1U2
U2
1V1 1V2
V2
1W1 1W2
W2
PE2
U
M
V
W
~
PE
Operating Instructions, 03/2012, A5E00409660A
Motor reactors