In use, with the flow, changes in lift, submersible pump motor efficiency and a corresponding change in power, the use of submersible pump of the economy and have a certain impact on reliability.

• 使用中，随着流量、扬程发生变化，潜水电泵的效率和电动机功率也相应发生变化，对潜水电泵使用的经济性和可靠性有一定的影响。