Research interests: Рrotective relaying and automation EES; Power System Operation and Control.

He teaches and supervises graduate students and undergraduates.

He has co-authored 102 publications, including scientific publications - 63, an inventor's certificate - 30, teaching aid -9.

Relay Protection devices, developed on the basis of research results have been successfully operated on a number of power plants in the Russian power systems, such as the Krasnoyarsk HPP, Ust-Ilim hydroelectric station, Cheboksary HPP Belovskaya GRES and others.

At present, the development of RA Weinstein used on an industrial basis as a part of modern microprocessor relay protection equipment in one of the leading Russian companies - RPE "EKRA".