alternating operation of two pumps
A pressure sensor monitoring changes in the water consumption signals the speed controller to change motor speed to adapt performance to the new state
they are suitable for pumping liquids containing larger solids
DDC 9-7 AR-PP/V/C-F-31U2U2FG The SMART Digital DDC is a compact positive displacement
5-16 FC-PV/E/C-F-31U2U2F The SMART Digital DDA is a compact positive displacement
cm 3 8 a r a e aqqe f a a n 98979430 alternating operation of two pumpsCompact, reliable, horizontal, multistage, end suction centrifugal pump with axial suction port and radial discharge port. The shaft, impellers and chambers are made of stainless steel. The inlet and discharge parts are made of cast iron. 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