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UL 4248-1 Ed. 2-2017

Fuseholders - Part 1: General Requirements - Published Date: October 13, 2017

The second edition of the Standard for Safety for Fuseholders - Part 1: General Requirements, UL 4248-1, has been issued to reflect the latest ANSI approval date, and to incorporate the following proposals: • Withstand rating on supplemental fuseholders. • Clarification of the insulating material requirements in Table 7.1 of Clause 7.2. • Addition of requirements for “Specific Use Fuseholders”. • Clarification of the marked voltage rating. • Addition of ambient temperature correction and allowance for repeated test. The new and revised requirements are substantially in accordance with Proposal(s) on this subject dated April 7, 2017, August 4, 2017 and August 11, 2017.

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