1 Scope

1.1 This Part is intended to be read together with the Standard for Fuseholders – Part 1: General Requirements, hereafter referred to as Part 1. The titles of the Clauses in this Part correspond to the similarly titled Clauses in Part 1. The requirements of Part 1 apply unless modified by this Part. For the Part 1 requirements, refer to the Standard for Fuseholders – Part 1: General Requirements, NMX-J-009-4248/1-ANCE / CSA C22.2 No. 4248.1 / UL 4248-1

1.2 These requirements apply to fuseholders intended for use with Class J Fuses as described in NMX-J-009/248/8-ANCE, CSA C22.2 No. 248.8, UL 248-8, Low-Voltage Fuses – Part 8: Class J Fuses.

1.3 Fuseholders also intended for fuses covered by other Parts shall also comply with the applicable fuseholder requirements for that Part.

Summary of Topics

This is the Third Edition of ANSI/UL 4248-8, Standard for Fuseholders – Part 8: Class J dated January 10, 2024.

As noted in the Commitment for Amendments statement located on the back side of the title page, ULSE, CSA Group, and ANCE are committed to updating this harmonized standard jointly.