Siemens Sinamics S120 Function Manual page 97

For additional information, see Section "Safety faults (Page 365)".
Des electing function S S2E while S S2E is active
Image 4-5
After the function has been selected, the delay time starts to expire - even if the function is
deselected during this time. In this case, after the delay time has expired, the SOS function
is briefly active. Afterwards, the drive may accelerate the motor back to the speed setpoint.
Int erruption of t he active S S2E f unction by f unctions SS1 and SS2
Image 4-6
When selecting SS1, the drive brakes the motor along the OFF3 ramp and monitors the
speed using the SAM function. Function STO becomes active when the motor is at a
standstill.
When selecting SS2, the drive also brakes the motor along the OFF3 ramp and monitors the
speed using the SAM function. Function SOS becomes active after time p9552.
Safety Integrated
Function Manual, (FHS), 07/2016, 6SL3097-4AR00-0BP6
Deselecting function SS2E while SS2E is active
Interruption of function SS2E by functions SS1 (shown at the left) and SS2 (shown at the
right)
Description of Safety Integrated functions
4.2 Safety Integrated Extended Functions
97