This standard applies to high-voltage fuses (above 1000 volts) (Footnote *), distribution enclosed single-pole air switches, fuse disconnecting switches, and accessories for alternating-current distribution systems, as follows:

Enclosed, open, and open-link types of distribution cutouts and fuses.

Distribution current limiting fuses.

Distribution oil cutouts.

Distribution enclosed single-pole air switches.

Power fuses, including current-limiting types.

Outdoor and indoor fuse disconnecting switches.

Fuse supports, fuse mountings, fuse hooks, fuse tongs, and fuse links, all of the type used exclusively with products listed in 1 through 6 above.

Removable switch blades for products listed in 1 through 3 above.

Enclosed single-pole distribution air switches.

(Footnote *) Included are fuses rated 601 to 1000 volts which were designed and tested prior to 1985.

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