Most 3VA Series Ratings have been UL approved and are reflected in COMPAS. Further testing is underway, so additional updates and expanded ratings are forthcoming.

One way to series rate a 3VA is to match the dropdown of the upstream breaker to the downstream panel:

Ensure Downstream is selected to match UL type:

UL Type Reference Table:

A new “Series Ratings Booklet” is complete, which includes all MCCB Series Ratings, including 3VA: click here

Additionally, the following Excel and PDF documents list all the current 3VA Series Ratings only:

• 3VA Series Ratings - Excel: click here

• 3VA Series Ratings - PDF: click here