Siemens SINAMICS S120 Manual page 262

Supplementary System Components and Encoder System Integration
7.5 Option modules, brake control
Electronics power supply X524
Table 7-23 Terminal block X524
Terminal
+
+
M
M
Max. cross-section that can be connected: 2.5 mm²
Type: Screw terminal 2 (see Appendix)
Note
The two "+" and "M" terminals are jumpered in the connector. This ensures the supply
voltage is looped through.
Brake connection
Table 7-24
262
Function
Electronics power supply
Electronics power supply
Electronics ground
Electronics ground
Terminal block
Terminal
+ (BR+)
- (BR-)
Technical specifications
Voltage: 24 V (20.4 V – 28.8 V)
Current consumption: max. 0.3 A (without
motor holding brake)
Maximum current via jumper in connector:
20 A at 55 °C
Technical specifications
Brake connection
Manual, (GH6), 07/2007 Edition, 6SL3097-2AL00-0BP2
AC Drive