Siemens SINAMICS G120 Function Manual page 31

The SBC safety function is standardized
The SBC function is defined in IEC/EN 61800-5-2:
"The SBC function supplies a safe output signal to control an external brake."
The SBC inverter function complies with what is defined in the standard.
Application example for the SBC function
Example
After a hoisting gear stops, the inverter must close
the brake in order to minimize the risk of the load
falling.
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 04/2014, FW V4.7, A5E34261271B AA
3.8 Safe Brake Control (SBC)
Possible solution
Connect the motor holding brake to the
•
inverter via Safe Brake Relay.
Select STO when the drive stops.
•
Description
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