A bypass circuit allows the system to operate with normal power if the UPS malfunctions. ... Early UPS units were designed simply to provide backup power in the event of a blackout, leaving the equipment exposed to other types of power anbsp;...
|Title||:||Emergency and Backup Power Sources|
|Author||:||Michael F. Hordeski|
|Publisher||:||The Fairmont Press, Inc. - 2005|