The unbalanced rubber bellows seal is according to DIN EN 12756

DDA 12-10 FC-PVC/T/C-F-31I002F The SMART Digital DDA is a compact positive displacement

such as cast iron and stainless steel

DDA 17-7 FC-PV/V/C-F-32I002FG The SMART Digital DDA is a compact positive displacement

crn 1s 21 a fgj a e hqqe 96515918 The unbalanced rubber bellows sealVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in high grade stainless steel. Power transmission is via a rigid split coupling. Pipe connection is via combined DIN ANSI JIS flanges. The pump is fitted with a 3 phase, fan cooled asynchronous motor.