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Is there is a Series rating for QOB breakers and Class R fusing?

Issue:
Is there is a Series rating for QOB breakers and Class R fusing?

Product Line:
NQ Panelboards and QO/QOB breakers

Environment:
Application

Cause:
Product Features

Resolution:
The QO/QOB breakers do not carry a Series rating with upstream Class R fusing
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