Siemens SINAMICS G120 Operating Instructions Manual page 324

Functions
8.18 Fail-safe functions
Case 4:
8-128
accuracy limit > Frequency setpoint
Initiation of SLS =>
When SLS is reached =>
Deactivation of SLS =>
• Ramp monitoring activated
• SLS-LED flashing
• Frequency setpoint deactivated
• SLS monitoring on
• ES-LED on
• Frequency setpoint inactive
• Ramp monitoring off
• SLS monitoring off
• SLS-LED and ES-LED off
• activate freq. setpoint and ramp to freq.
setpoint
Operating Instructions, 11/2006, A5E00766042B AA
Control Units CU240S