After the pre-treatment of hydrochloric acid erythromycin insulation and cooling, the extraction membrane filtration operator turns on the microfiltration membrane control cabinet power supply, hits the switch to the automatic state, presses the start button, after 1-2 minutes, the microfiltration membrane system stops running. <br><br>The reason for the abnormal stop operation of the microfiltration unit is due to the aging of the internal coil of the feed pump motor box of the microfiltration membrane unit, resulting in insulation failure, short circuit of the wire, and then causing damage to the feed pump motor of the microfiltration unit membrane, and abnormal shutdown of the microfiltration unit.
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