Siemens SINAMICS S120 - Basic Functions; STO;SS1;SBC (Basic Functions)

Commissioning
4.10 Safety Integrated commissioning
Commissioning with Startdrive
228 Commissioning Manual, 11/2017, 6SL3097-4AA10-0BP1
4.10.3
Basic functions
4.10.3.1
STO/SS1/SBC (Basic Functions)
The "Safe Torque Off" (STO) function prevents energy from being supplied to the motor
which can generate a torque.
The "Safe Stop 1" (SS1) function brakes the motor and triggers the STO function after a
delay time.
The "Safe Brake Control" (SBC) function supplies a safe output signal to control a holding
brake.
Configuring safety functions
The Safety Integrated Basic functions are only partly configured in the "STO/SS1/SBC"
screen form. Most of the configuration is performed in other screen forms. A procedure is
described in the following if you want to configure all three Safety Integrated Basic
Functions.
1. Call the "STO/SS1/SBC" safety functions.
A screen form with the same name opens
Figure 4-93 Safety Integrated Basic Functions STO, SS1 and SBC