The impeller is a VORTEX impeller for 50 mm free passage suitable for pumping groundwater

DDA 30-4 AR-PV/E/C-F-32U2U2FG The SMART Digital DDA is a compact positive displacement

DDC 15-4 A-PP/V/C-F-31I002FG The SMART Digital DDC is a compact positive displacement

an external thermal switch must be connected (contact Grundfos)

It is of the back pull-out design enabling removal of the motor

cre 10 9 a fj a e hqqe 99071780 The impeller is a VORTEXVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). The pump head and base are in cast iron all other wetted parts are in stainless steel. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. Pipe connection is via combined DIN JIS flanges. The pump is fitted with a 3 phase, fan cooled, permanent magnet, synchronous