Kindly be informed that the Ap light of the micrologic indicates a number of errors on the micrologic trip unit such as excessive temperature or short-circuit higher than circuit-breaker capacity or internal fault inside the trip unit.Please refer to the attached page.

Thanks to verify the following:

1-Ambiant temperature around the breaker

2- Elimination of fault cause if any.

3- Press the reset Button and try to close the breaker.If the circuit breaker remains closed and the Ap LED remains on, contact the Schneider Electric after-sales support department.