Change Over Switch – Definition, Glossary, Details – Solar Mango

A changeover switch moves a circuit from one set of connections to another; the switch has both sets of contacts. Changeover switches find wide & varied applications in industries as well as in residences for use in low voltage distribution circuits, wherever continuity of supply is necessary, for switching to an alternate source of supply from main supply, such as switching from solar to grid power or from diesel to grid power.