Submersible pump conditions of use: 1, the submersible pump voltage and frequency Submersible pump rated frequency (50 ± 1%) HZ, the motor voltage should be guaranteed at (380 ± 5%) V of the three-phase AC power supply Except). 2, submersible pump protection device Submersible pump must be equipped with overload protection device, the rated current setting value is not allowed to be greater than 1.1 times the rated value of the submersible motor current. 3, submersible pump is divided into water-filled and oil-immersed (oil-filled), water filled submersible pump motor cavity must be filled with distilled water (or non-corrosive water), 4, Greater than 70 meters, QS, QY submersible pump diving depth of not more than 5 meters, and not less than 0.5 meters. 5, the water content of solids (by mass) is not more than 0.01% 6, PH value of water between 6.5 ~ 8.5. 7, water temperature QS, QY submersible pump water temperature does not exceed 40 ℃, QJ deep well pump is not higher than 20 ℃ (QJR hot water deep well pump except).
Shangqiu Haoyu measuring tools Co., Ltd , https://www.sqhaoyutools.com