Siemens SINAMICS S120 Manual page 509

Braking resistor with thermostatic switch connected to a Braking Module Booksize Compact
Figure 8-8 Connection example for Braking Module Booksize Compact and braking resistor with a thermostatic switch
Note
The digital inputs (DI) are isolated and are referenced to M_DI (X21.5 and X21.6).
The reference point of the digital outputs (DO) is the ground GND of the 24 V supply.
Information on how to parameterize the digital inputs or digital outputs, see the SINAMICS
S120/S150 List Manual.
Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8
DC link components
8.3 Braking Module Booksize Compact
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