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75

Fan Over Voltage Fault — The Fan voltage is too high

Schneider Electric · MPPT 80

What does 75 mean?

The voltage supplied to the cooling fan is too high, which could damage the fan motor. This fault typically does not disable normal operation.

Common Causes

  • The Fan voltage is too high.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify that the voltage supply to the fan is within the specified range.

  2. 2

    Check wiring connections to the fan for any issues.

  3. 3

    This fault usually clears automatically when the condition resolves.

  4. 4

    If the fault is persistent, contact support.

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 55)Search more codes in this manual