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72

SPS Overload — Overload on the Secondary Power Supply

Schneider Electric · MPPT 80

What does 72 mean?

The Secondary Power Supply (SPS) is experiencing an overload, meaning it's trying to deliver more power than it's designed for. This can cause the supply to shut down.

Common Causes

  • Overload on the Secondary Power Supply.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connected loads to the Secondary Power Supply and reduce them if necessary.

  2. 2

    Ensure all connections to the SPS are secure and free from damage.

  3. 3

    Allow the SPS to cool down if overheating is suspected.

  4. 4

    If the overload condition persists, 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