This standard is a revision of American National Standard Specifications for Distribution Fuse Disconnecting Switches, Fuse Supports, and Current Limiting Fuses, ANSI C37.47-1969, to bring it up to date and in line with present requirements for high-voltage fuses and switches.

This standard applies to high-voltage distribution current-limiting fuses (above 600 volts) and accessories for alternating-current distribution systems as follows: 1) Distribution current-limiting fuse units 2) Outdoor and indoor distribution fuse disconnecting switches and fuse supports of the type used exclusively with distribution current-limiting fuse units