Fault 7902 Siemens - !exclusive!

To clear Fault 7902, you must complete the safety commissioning process and perform a copy function to align the RAM settings with the EEPROM. 1. Start the Safety Commissioning Mode

In the majority of Siemens inverter documentation, Fault 7902 indicates that the drive has detected an internal hardware issue or a severe output stage anomaly that cannot be resolved by standard parameter adjustments. It often signifies that the Inverter Power Module (PM) has detected a short circuit, an earth fault, or an internal component failure (IGBT failure). fault 7902 siemens