Protective relay devices

Details Protective relay devices Protective relay devices

1976-01-19

1977-11-01

Miller, J. D.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Series connected sections with faulty section disconnect

361 86, 361110, H02H 328

Patent

active

040568393

ABSTRACT:
In a static protective relay device utilizing a converter including a bandpass filter which causes time delay during transients, there are provided a detector responsive to the output from the converter, and means for preventing misoperation of the detector due to an attenuating oscillation of the output caused by the transient phenomenon of the converter which occurs during attenuation of the output.

REFERENCES:
patent: 3602776 (1971-08-01), Gonnam
patent: 3644789 (1972-02-01), Simpson
patent: 3657605 (1972-04-01), Hill
patent: 3893008 (1975-07-01), Strickland, Jr. et al.
patent: 3968418 (1976-07-01), Kain et al.
patent: 3970901 (1976-07-01), Rohr

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