Answers (8)

chiara44 10-10-2012
chiara44 - University of Pennsylvania (PA)
A relay employed in power system protection schemes that does not directly sense fault presence and location. Typical auxiliary relays include lockout relays, reclosing relays, and circuit breaker anti-pump relays.
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agrima 01-11-2012
agrima - John Brown University (AR)
"An all-or-nothing relay energized via another relay. An example is a measuring relay, for the purpose of providing higher rated contacts, or introducing a time delay, or providing multiple outputs from a single input. "
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