Пристрій для контролю ресурсу групи комутаційних апаратів

Abstract

The proposed device for checking the service life of a group of switching units contains current transducers, analog comparators, switches, OR logic elements, triggers, pulse counters, a reset circuit for the proposed device, pulse forming circuits, a time delay unit, AND logic elements, coding units, a pulse generator, a decoding unit, a NOT logic element, a differentiator, commutation detectors, monostable multivibrators, a functional converter, a digital switching unit, and a digital comparator.