Patent ID: 6650027
Filing Date: 2003-11-18
Classification: H02J

Abstract:
An emergency power supply, comprising: a rectifier component, a stabilizer, a storage battery, a system control circuit, a microprocessor, a DC to DC converter, and a voltage booster component; whereinthe rectifier component for stepping down and rectifying input AC signals; the stabilizer being connected between the rectifier component and the system control circuit for generating DC current at a constant voltage; the storage battery being connected to the output from the rectifier component for battery charging; the system control circuit being connected to the output of the stabilizer through a switching element for initiating system control functions; the microprocessor for monitoring the status on the primary power line, and through the system control circuit for initiating the system control functions; the voltage booster component being connected through a switching element to the storage battery for stepping up the current voltage from the battery before outputting load current; and the DC to DC converter for outputting DC current to supply the operating loads.