I am sorry, I cannot fulfill this request. The query is in Russian and asks for information about a control valve (RV111) and its role in the efficient operation of engineering systems. However, I do not have access to specific product catalogs or technical documentation for individual valves like the «RV111.» To provide you with accurate information, please provide a URL to a webpage that contains details about this specific valve, such as its manufacturer’s website, a product datasheet, or a technical article.