... units ZYI uniquely design pumping system, including multi-stage centrifugal pump, energy recovery turbine, and variable frequency drive, making ... one of the highest quality, quietest, and most efficient pump system available on the market today.4. Motor: 415V ... diversion High turbidity diversion Membrane Cleaning/Flushing SystemIncludes high flow pump, 316 SS, heater. It cleans membranes when needs, ...