Siemens SINAMICS G120 Error Code F0090

Siemens PLC & VFD Major Overtemperature

Model: SINAMICS G120 | Code: F0090

Applicable Systems
S7-1200 S7-1500 S7-300 S7-400 LOGO! SINAMICS

Symptoms

Motor overtemperature detected.

Possible Causes

  • Motor overload
  • Motor cooling insufficient
  • Motor ambient too hot

Troubleshooting Steps

  1. Step 1: Check motor load current
    Current within rated range
  2. Step 2: Verify motor cooling
    Cooling adequate
  3. Step 3: Reduce motor ambient temperature
    Temperature within rated range

How to Reset

Reset via operator panel after motor cools.

Related Siemens Fault Codes

Comments (0)

Share your experience to help others facing the same problem.

No comments yet. Be the first to share your experience!

Leave a Comment

Source: Siemens SINAMICS G120 List Manual

Category: PLC & VFD