7902 | Siemens Drive Fault Code

A: Check p2179 . If set to 10% and your setpoint is 8%, drive thinks you are blocked. Lower p2179 to 3-5%.

A: Set p2118 and p2119 to map F7902 to “none”. This is dangerous – motor can stall at low speed with full current, leading to winding burnout. Not recommended. Siemens Drive Fault Code 7902

Remember: Never reset F7902 repeatedly without investigation. Each trip is a clue. Listen to your drive, inspect your machine, and let the fault code guide you to the root cause. Consult Siemens Industry Online Support (entry ID: 109750131 for SINAMICS G120 fault codes) or your local Siemens service partner. For real-time help, use the Siemens Drive Monitor app to log fault buffer (r0945, r0949). A: Check p2179