F30008 fault in siemens 6RA80 DC Drive indicate Sign-of-life error cyclic data. This means the Control Unit has not punctually updated the cyclic setpoint telegram. The number of consecutive sign-of-life errors has exceeded the fault threshold.

1. Check the electrical cabinet design and cable routing for EMC compliance
2. For projects with the VECTOR drive object, check whether p0117 = 6 has been set on the Control Unit.
3. Increase the fault threshold (p7789).