X11 Brake Connection - Siemens SINAMICS S120 Combi Equipment Manual

3.3.5

X11 brake connection

Table 3- 7 Brake connection X11
Terminal
BR +
BR -
Connector
Only protective extra-low voltages (PELV) must be connected to all connections and
terminals between 0 and 48 V DC.
The voltage tolerances of the motor holding brakes (24 V ± 10%) must be taken into
account.
Note
The motor brake must be connected via connector X11. The BR- cable must not be
connected directly to electronics ground (M).
SINAMICS S120 Combi
Manual, Edition 05.2010, 6SL3097-4AV00-0BP0
Designation
Brake connection +
Brake connection -
WARNING
Technical specifications
Voltage 24 V DC
max. load current 1 A
min. load current 0.1 A
Max. connectable cross-section 2.5 mm
Type: Spring-loaded terminal 1 (see Chapter "Control
cabinet installation and EMC / connection system")
The brake connector is part of the prefabricated cable.
S120 Combi Power Modules
3.3 Interface description
2
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