Circuit Breaker 05 : A device that can be used to manually open or close a circuit, and to automatically open a circuit at a predetermined level of over current without damage to itself
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}