Siemens SINAMICS G120 - Page 235

Selecting STO when the motor is rotating
Function
1. The higher-level control selects the STO function.
2. The inverter closes the brake without taking the current speed into consideration.
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Figure 6-15 The motor holding brake closes after selecting STO
Before you can switch on the motor again, you must deselect the STO function.
Inverter signal Parameter Included in the PROFI‐
safe telegram
Can be interconnec‐
ted with
F-DI F-DO
STO deselection (basic functions) r9773.0 ✓ ✓ ---
Deselect STO (extended functions) r9720.0 ✓ ✓ ---
SBC requested (basic functions) r9773.4 --- --- ---
ON/OFF1 r0054.0 --- --- ---
Release motor holding brake r0899.12 --- --- ---
Close motor holding brake r0899.13 --- --- ---
Operation
6.4 Safe Brake Control (SBC)
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD 235