近几年来,由于我国北方大部分地区地下水位下降,离心式水泵逐渐退出农田灌溉的历史舞台,取而代之的是大量的水浸式深井潜水泵。但是,潜水泵的使用、维修、保养均与离心水泵存在很大区别,除了不允许缺相、过流运行之外,还存在以下七大顽疾,希望引起广大客户朋友注意。一线农电员工为农服务时也应注意从这些方面为农民用户解决问题。起动设备故障导致潜水泵电机烧毁。当使用交流接触 In recent years, due to the decline of groundwater level in most parts of northern China, centrifugal pumps gradually withdraw from the historical stage of farmland irrigation, and replaced by a large number of submerged deep-submersible pumps. However, the use of submersible pumps, maintenance, maintenance and centrifugal pumps are very different, in addition to not allow the lack of phase, over-current operation, there are still the following seven major illnesses, I hope to attract the attention of our customers and friends. The first-line farm workers for agricultural services should also pay attention to solve problems for farmers in these areas. Submerged pump motor burned due to start-up equipment failure. When using AC contacts