Zeror.ai Error Codes Siemens F30625

Siemens F30625

Brand: SiemensModel: SINAMICS G120 CU250S2Error code: F30625

What the Fault Means

Fault: SI P2: Sign-of-life error in safety data

Likely causes

  • there is a communication error between processor 1 and processor 2 or communication has failed.
  • a time slice overflow of the safety software has occurred.

Solution and Safe First Checks

  1. select Safe Torque Off and de-select again.
  2. carry out a POWER ON (switch-off/switch-on).
  3. check whether additional faults are present and if required, perform diagnostics.
  4. check the electrical cabinet design and cable routing for EMC compliance

Safety: do not work inside the panel without isolating the power; if unsure, consult a qualified technician.

Related Siemens error codes

Source: the Zeror.ai industrial fault database and Siemens technical documentation. This page is for information; on critical systems follow the manufacturer's manual and authorised service.