ADVANTAGES OF USING IN A VARIABLE-SPEED ASYNCHRONOUS ENGINE IN PUMPING DEVICES

<pre><em>The article provides a brief overview of the most typical pumping units that use a variable frequency drive. Information on its efficiency and application features is given, as well as information on the use of frequency converters in pumping units.</em><em> </em><em>The review allows you to get some idea of the main stages of the introduction of a variable speed drive in pumping units.</em></pre>

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