expulsion-fuse unit
expulsion-fuse unit
[ik′spəl·shən ‚fyüz ‚yü·nət] (electricity)
A vented fuse unit in which the arc is extinguished by the expulsion of gases generated by the arc and lining of the fuse holder, sometimes with the aid of a spring. Also known as expulsion fuse.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.