thermal relay

thermal relay

[′thər·məl ′rē‚lā]
(electricity)
A relay operated by the heat produced by current flow.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
To protect the generator during an overload, Shindaiwa has engineered the thermal relay to open the main circuit breaker.
A "flying start" feature provides more uptime while an electronic thermal relay eliminates the need for external motor protection.
The voltage selector has a lockable switch designed to protect against improper voltage changes, and overload protection is maintained through a thermal relay that opens the main circuit breaker.