Construction Of Automatic Change Over Switch

ABSTRACT As the zeal for change over on public power supply and stand- by generator increases; Engineers have researched deeply into the different ways and methods of achieving power changeover both manual and automatic types. It may no be considered as serious issue in some places where supply is up to 90% constant or where intermittent outage cause no great damage. However, places like the business confers, industrials and cold rooms need almost 100% power supply, and also hospitals and usefully clinics need constant power supply.  TABLE OF CONTENT  Title Page  Certification Dedication  Ack…