Zeror.ai Error Codes Siemens F40887

Siemens F40887

Brand: SiemensModel: SINAMICS G120 CU250S2Error code: F40887

What the Fault Means

Fault: CX32 DRIVE-CLiQ (CU): Component fault

Likely causes

  • Fault detected on the DRIVE-CLiQ component concerned
  • Faulty hardware cannot be excluded
  • Fault cause: 32 (= 20 hex): Error in the telegram header
  • 35 (= 23 hex): Receive error: The telegram buffer memory contains an error

Solution and Safe First Checks

  1. check the DRIVE-CLiQ wiring (interrupted cable, contacts, ...).
  2. check the electrical cabinet design and cable routing for EMC compliance
  3. if required, use another DRIVE-CLiQ socket (p9904).
  4. replace the component involved.

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.