Field tests for assessing electrical protection performance regarding electromechanical protection relays Pruebas de campo para la evaluación del desempeño de funciones de protección eléctrica en relés de protección electromecánicos

This article describes designing and using a series of field tests (such as pick-up test and operating characteristics) aimed at ascertaining the correct operation of relays’ electromechanical protection. The characteristic elements involved in adjusting electromechanical protection relays are presented.