Siemens SINAMICS G120 Error Code F30036

Siemens PLC & VFD Major Power Supply

Model: SINAMICS G120 | Code: F30036

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

Symptoms

Power module supply fault: internal power supply failure.

Possible Causes

  • Internal power supply failure
  • Component failure
  • Supply voltage out of spec

Troubleshooting Steps

  1. Step 1: Check internal supply voltages
    Voltages within specification
  2. Step 2: Inspect for visible damage
    No physical damage
  3. Step 3: Replace power module if faulty
    New module operates correctly

How to Reset

Reset via operator panel after power supply repair.

Related Siemens Fault Codes

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Source: Siemens SINAMICS G120 List Manual

Category: PLC & VFD