Yurchenko OY, Barsukova HV. USING A FREQUENCY CONVERTER IS AN EFFECTIVE AND CONVENIENT WAY TO CONTROL THE SPEED OF THE PUMP UNIT. mapp [Internet]. 2021Sep.30 [cited 2024May11];(3 (45):57-3. Available from: https://snaubulletin.com.ua/index.php/mapp/article/view/513