Siemens SINAMICS S120 - Page 33

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①② Motor cables
Figure 4-3 Symmetrical layout without motor reactor
Minimum cable lengths with motor reactors
You can reduce the required minimum cable length through the use of SINAMICS motor
reactors.
Note
Use of motor reactors
To shorten the cable lengths, a maximum of 2 motor reactors can be used per Motor Module.
Table 4-2 Inductance - Minimum cable lengths when using motor reactors
Description 6SL3120-1TE31-3AA3 6SL3120-1TE32-0AA4
Power [kW] 71 107
Rated current [A] 132 200
Required inductance per Motor Module [µH] 40 26
Cable lengths*
Min. cable length [m] per cable/with motor
reactor
17 10
Associated motor reactor
Article number 6SE7031-8ES87-1FE0 6SE7032-6ES87-1FE0
Inductance of the motor reactor [µH] 23 16
* Specifications when using 1 motor reactor
Hardware
4.3 Decoupling Motor Modules
Motor Modules Booksize parallel connection
Application Manual, 01/2020, 6SL3097-5BF00-0BP0 31