Circuit arrangement for judging the lifetime of a battery in a n

Details Circuit arrangement for judging the lifetime of a battery in a n Circuit arrangement for judging the lifetime of a battery in a n

1986-08-28

1988-10-18

Eisenzopf, Reinhard J.

Electricity: measuring and testing

Electrolyte properties

Using a battery testing device

320 48, G01N 2746

Patent

active

047790504

ABSTRACT:
A circuit arrangement for judging the lifetime of a battery used in a no-break power supply system includes a step-down transformer connected to an AC power source, a first switch connected between the transformer and a rectifier, a voltage detector connected to one electrode of a battery, an auto-timer connected to the voltage detector, and a second switch connected to the auto-timer and interlocked to the first switch.

REFERENCES:
patent: 4323788 (1982-04-01), Smith
patent: 4361809 (1982-11-01), Bil et al.
patent: 4517517 (1985-05-01), Kinney

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