This Part applies to supplemental fuses rated 60 A or less intended only for supplementary overcurrent protection where branch circuit or equivalent applications are not involved. DC ratings are optional.
These UL 248 proposals include increased use of International symbology, clarifications, editorial revisions, establishment of minimum samples in the Operation Test for Fuses, the addition of Canadian requirements for Class K fuses with Class H dimensions, miniature fuse requirements, withdrawal of body temperature requirements and the addition of 600 V ratings to Class T fuses.
STP BALLOTS AND ALL COMMENTS DUE: DECEMBER 6, 2004
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