1 Scope

This Part applies to Class T fuses rated 1200 A or less and 300 or 600 V ac. DC ratings are optional.

Summary of Topics

This revision of ANSI/UL 248-15 dated December 15, 2022 is being issued to reaffirm approval as an American National Standard. No changes in requirements are involved.

As noted in the Commitment for Amendments statement located on the back side of the title page, UL, CSA, and ANCE are committed to updating this harmonized standard jointly. However, the revision pages dated December 15, 2022 will not be jointly issued by UL, CSA, and ANCE as these revision pages only address UL ANSI approval dates.