Electromechanical Relay 1 : An electrical relay in which the designed response is excited by a relative mechanical movement of elements under the action of a current in the input circuit
Young & Company Electric Power Products and Related Engineering Services, Glossary of Electrical Terms, http://www.youngco.com/young2.asp?ID=4&Type=3, CA., USA 2001. (Electr Sfty - Amer) {514}