F48

DC Under Voltage

Schneider Electric · XW Pro NA Operation Guide

What does F48 mean?

This Automatic Fault indicates a DC under-voltage shutdown that occurs if the DC voltage stays below the Low Battery Cut Out (LBCO) for a specified delay. The inverter restarts when the voltage reaches LBCO + LBCO Hysteresis, suggesting similar troubleshooting steps as F47.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Check condition of batteries and recharge if possible.

Source: Schneider Electric XW Pro NA Operation Guide
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