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What does "Micrologic Download Layer" mean on the trip unit?

Issue:
Trip  unit message meaning
 
Product Line:
Molded Case Circuit Breaker Trip Units
 
Environment:
Applies to Micrologic Ammeter, Power and Harmonic Trip units
 
Resolution:
The trip unit has to be replaced when the Micrologic display shows the message "MICROLOGIC DOWNLOAD LAYER". 
 
This means that the trip unit has a firmware issue or malfunction. 

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