double-pole single-throw switch
double-pole single-throw switch
[¦dəb·əl ¦pōl ¦siŋ·gəl ¦thrō ′swich] (electricity)
A four-terminal switch or relay contact arrangement that simultaneously opens or closes two separate circuits or both sides of the same circuit. Abbreviated dpst switch.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.