This submersible pump more traditional centrifugal pump with the use of deep-well pump and easy maintenance,operational safety and reliability,stable performance,vibration,noise high efficiency advantages,To improve the pumping station ventilation cooling conditions,environmental protection-conducive,low operating implementation cost,it can be operate the automatic control,with the unique advantages to the water level and a large gap between the threal of local flooding,because there's full of clear water in the electrical motot work condition,in any case will not have detonated gas,It is a normal safety devices to the coal,metallurgical,power,urban construction,water and groundwater development and other deparments to provide a new draining,getting water equipment.