1 Scope

This Part applies to test limiters calibrated to specific limits of peak let-through current and clearing I²t at 250, 300, 480, or 600 V ac.

Summary of Topics

This revision of ANSI/UL 248-16 dated June 8, 2023 is being issued to update the title page to reflect the most recent designation as a Reaffirmed American National Standard (ANS). No technical changes have been made.

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 tri-national standard jointly. However, the new edition dated June 6, 2023 will not be jointly issued by UL, CSA, and ANCE as this new edition addresses only UL ANSI approval dates.