liquid-lubricated bearings and pressure equalizing diaphragm

Examples include villages

Single-stage

Two SlowMode steps (anti-cavitation)

DDC 9-7 A-PVC/V/C-F-31I002FG The SMART Digital DDC is a compact positive displacement

cm 1 7 a r g e aqqe f a a n 97516645 liquid-lubricated bearings and pressure equalizingCompact, reliable, horizontal, multistage, end suction centrifugal pump with axial suction port and radial discharge port. Pump materials in contact with the liquid are in high grade stainless steel. The mechanical shaft seal is a special designed, unbalanced O ring seal. Pipework connection is via internal Whitworth pipe threads, Rp (ISO 7 1). The pump is fitted with a 3 phase, foot mounted, fan cooled asynchronous motor.