Пристрій для контролю ресурсу комутаційних апаратів

Abstract

The proposed device for checking the service life of a switching unit contains a commutation detector, a pulse counter, a current transducer, a differentiator, AND logic elements, triggers, NOT logic elements, OR logic elements, pulse generators, signal forming circuits, comparators, optoelectronic couplers, reference voltage sources, a coding unit, a reset circuit for the proposed device, and additionally, a switching unit, a signal time delay unit, a display unit, and an additional pulse counter.