Cummins

1445

UnclassifiedGeneral

What This Code Means

The generator output current has exceeded 175% of rated current; Fault remains active and cannot be reset until Alternator Overheat Integral time has expired (up to five minutes)

Possible Causes

  • •Faulty CTs, Incorrect CT Ratio, CTs, CT Connections
  • •Short In the Load or Load Cables

Suggested Actions

  1. 1Check the current going into the CT input on the control board (use a current probe to check the secondary output of the CT). Value should not exceed calibrated secondary control limit (e.g., maximum 5 A for a 1000:5 CT ratio).
  2. 2Check the load and load cables. Repair if necessary.
  3. 3Ensure the control is set up for the correct CT ratio. Reference event/fault code 2814 for CT ratio troubleshooting information.
  4. 4If previous steps check out ok, replace the base board.
  5. 5Verify the CT connections are correct from the CTs to the input of the base board.

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