Mitsubishi FR-A800 Error Code E.CtE

Mitsubishi PLC & VFD Major Power Supply

Model: FR-A800 | Code: E.CtE

Applicable Systems
MELSEC FX3U MELSEC FX5U FR-A800 FR-A700 MR-J4 iQ-R Motion Controller (R32MTCPU/R16MTCPU)

Symptoms

Operation panel power short circuit detected.

Possible Causes

  • Panel power supply short
  • Panel cable fault
  • Panel connector short

Troubleshooting Steps

  1. Step 1: Check panel cable for shorts
    No short circuits
  2. Step 2: Verify panel connector
    Connector not shorted
  3. Step 3: Replace panel if faulty
    New panel operates correctly

How to Reset

Reset via parameter unit after panel power repair.

Related Mitsubishi Fault Codes

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Source: Mitsubishi FR-A800 Instruction Manual, Mitsubishi Electric

Category: PLC & VFD