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5

Ambient Over Temperature — The Ambient temperature is too high

Schneider Electric · MPPT 80

What does 5 mean?

The surrounding temperature is too high for the device to operate safely. The device may reduce its output power (derate) or shut down to prevent damage.

Common Causes

  • The Ambient temperature is too high.
  • Poor ventilation.
  • Device is in direct sunlight.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the device is installed in a well-ventilated area.

  2. 2

    Reduce exposure to direct sunlight.

  3. 3

    Allow the device to cool down before resuming operation.

  4. 4

    If the issue persists, consider relocating the device or improving ventilation.

Browse all codes in this manual (34)
Verified technical data. Last updated: April 2026

Related Faults

10Output Under-voltage Immediate — The DC Output Voltage is too low11Output Under-voltage — The DC Output Voltage is too low2Capacitor Over Temperature — The Capacitors are too hot
Source: MPPT 80
Open Manual (Page 54)Search more codes in this manual