APC Smart-UPS Error Code A002

APC UPS Major Alarm

Model: Smart-UPS | Code: A002

Applicable Systems
Symmetra LX

Symptoms

The UPS output is overloaded beyond its rated capacity. The overload alarm is active.

Possible Causes

  • Total load exceeds the UPS rated capacity
  • Inrush current from a connected device exceeding the limit

Troubleshooting Steps

  1. Step 1: Check the total load connected to the UPS
    Load exceeds rated capacity
  2. Step 2: Reduce the load by disconnecting non-essential devices
    Load is within the rated capacity

How to Reset

To reset: Reduce the load below the UPS rated capacity and the alarm will clear.

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Source: APC Smart-UPS User Manual, Schneider Electric/APC

Category: UPS