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Battery equalization was enabled but did not occur

Battery equalization did not occur — Controller must complete a bulk/absorption cycle first

Schneider Electric · MPPT 80

What does Battery equalization was enabled but did not occur mean?

The battery equalization cycle has not started even though it was enabled. The charge controller requires completion of a bulk or absorption charging phase before equalization can begin.

Common Causes

  • The charge controller must complete a bulk/absorption cycle before it can initiate an equalization cycle.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Allow the charge controller to complete its current charging cycle (bulk/absorption).

  2. 2

    Check the status of the equalization cycle in InsightLocal.

  3. 3

    Refer to the 'Equalizing Batteries' section for detailed information.

  4. 4

    Verify that the battery type and settings support equalization.

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 53)Search more codes in this manual