The shaft seal is according to EN 12756

The SMART Digital DDA-C is a compact positive-displacement diaphragm dosing pump with variable-speed drive (stepper motor) and intelligent control electronics with minimum energy consumption

5-16 FC-PVC/E/C-F-31U2U2 The SMART Digital DDA is a compact positive displacement

DDA 17-7 FC-PV/E/C-F-31U2U2FG The SMART Digital DDA is a compact positive displacement

a BM pump can reach a flow rate of 265 or 310 m3/h

cr 32 2 1 a j a v hqqv 96122277 The shaft seal is accordingVertical, 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 JIS flanges. The pump is fitted with a 3 phase, fan cooled asynchronous motor.