Content
# MLR Strategy.pdf
> [Open in Google Drive](https://drive.google.com/file/d/11CTS-TyUTay_rdZD4wJYlILFB3ATW02F/view)
The document details control strategies for anoxic mixers and mixed liquor return (MLR) pumps at a wastewater treatment plant upgrade. It covers equipment specifications, operator controls, monitoring via local panels and SCADA/PLC systems, hardwired interlocks for safety, and control modes including manual local operation. The file focuses on the operation, alarms, and control interfaces of submersible mixers and variable speed MLR pumps in the anoxic zones of aeration basins.