ignitron contactor

ignitron contactor

[′ig·nə‚trän ′kän‚tak·tər]

(electronics)

A circuit containing an ignitron and control contacts that serves as a heavy-duty switch in the primary of a resistance-welding transformer.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.