Do sub feed lugs or feed through lugs carry a series rating ?

Issue:
Is there a series rating applied to sub feed lugs or feed through lugs on  circuit breaker panelboards?

Product Line:
Panelboards and accessories

Environment:
UL, NEMA, US Circuit breaker panelboards

Cause:
Verifying information regarding ratings to sub feed and feed through lugs

Resolution:
No, Series Ratings only apply to Square D breakers or fuses that have been tested and approved.

Released for: Schneider Electric USA