This series of electric pumps are widely used in industrial, agricultural, mining, civil construction, municipal environmental protection and other places. They are ideal equipments for pumping mud, mortar, domestic wastewater, sewage excrement, solid particles containing short fibers, paper scraps, sediment, rural drainage, also for river dredging.

The electric pump should be able to work continuously under the following operating conditions:

1. The working medium is non-corrosive clean water, the volume ratio of the medium sand content is not more than 0.10%, and the particle size is not more than 0.20 mm.

2. The medium temperature does not exceed 40℃, and the pH of the medium is between 6.5 and 8.5.

3. The electric pump should run within the head range for use.

4. The electric pump should be completely immersed in water, the depth of diving should not exceed 3m, the deepest depth does not exceed 5m, the electric pump is placed more than 0.5m from the bottom of the water, it can not fall into the mud.