Пристрій для контролю ресурсу комутаційних апаратів

Abstract

The proposed device for testing the service life of a switching unit contains a current transducer, a commutation detector, pulse counters, a pulse generator, a signal-forming circuit, a reset circuit, optoelectronic couplers, a reference voltage source, functional converters, digital comparators, a differentiating element, an inverter, a monostable multivibrator, scaling amplifiers, and switches.