auxiliary switch


Also found in: Acronyms.

auxiliary switch

[ȯg′zil·yə·rē ′swich]
(electricity)
A switch actuated by the main device (such as a circuit breaker) for signaling, interlocking, or other purposes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Figure 9 shows the voltage and currents of IGBT switch [S.sub.2] and auxiliary switch Sb.
8): The main switch is now carrying the current I and the auxiliary switch SU is turned on (this switch can already be turned on synchronously to the main switch S.
The augmentative and alternative communication feature may be accessed through voice, touch screen, eye gaze for pupil movement, switch scanning via sip and puff and auxiliary switches. The device also offers text-to-speech and the use of symbols and/or pictures for functional communication and development.